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Preview: New TI Semiconductor Products

New TI Semiconductor Products



View all TI semiconductor products released within the last 110 days.



Last Build Date: Sat, 09 Jul 2011 :00:20 -0500 (GMT -0500)

 



アンプ/リニア BUF18830 プログラマブル・ガンマ電圧ジェネレータ、高スルーレート 2x VCOM

Tue, 28 Jun 2011 00:00:00 -0500 (GMT -0500)

The BUF18830 offers 18 programmable gamma channels and two programmable VCOM channels. All gamma and VCOM channels offer a rail-to-rail output that typically swings to within 300 mV of either supply rail with a 10-mA load. All channels are programmed using a two-wire interface that supports standard operations up to 400 kHz and high-speed data transfers up to 3.4 MHz. The BUF18830 is manufactured using Texas Instruments’ proprietary, state-of-the-art, high-voltage CMOS process. This process offers very dense logic and high supply voltage operation of up to 20 V. The BUF18830 is offered in a QFN-38 package and is specified from –40°C to +85°C. To request a complete copy of this data sheet, contact the Texas Instruments Product Information Center nearest you, or send an email request to: support@ti. ##View full text##...



アンプ/リニア THS4521-HT 低消費電力、負電源入力、レール・ツー・レール出力、差動アンプ

Mon, 09 May 2011 00:00:00 -0500 (GMT -0500)

The THS4521 is a very low-power, fully differential op amp with rail-to-rail output and an input common-mode range that includes the negative rail. This amplifier is designed for low-power data acquisition systems and high-density applications where power dissipation is a critical parameter, and provides exceptional performance in audio applications. The THS4521 features accurate output common-mode control that allows for dc-coupling when driving analog-to-digital converters (ADCs). This control, coupled with an input common-mode range below the negative rail as well as rail-to-rail output, allows for easy interfacing between single-ended, ground-referenced signal sources. Additionally, this device is ideally suited for driving both successive-approximation register (SAR) and delta-sigma (ΔΣ) ADCs using only a single 2. ##View full text##...



アンプ/リニア OPA835 超低消費電力、レール・ツー・レール出力、ネガティブ・レール入力、VFB アンプ

Tue, 31 May 2011 00:00:00 -0500 (GMT -0500)

Fabricated using the industry-leading BiCom-3x (SiGe complimentary bipolar) process, the OPA835 and OPA2835 are single and dual ultra low-power, rail-to-rail output, negative rail input, voltage-feedback operational amplifiers designed to operate over a power supply range of 2.5V to 5.5V Single Supply and ±1.25V to ±2.75V dual supply. Consuming only 250µA per channel and a unity gain bandwidth of 56MHz, these amplifiers set an industry leading power-to-performance ratio for rail-to-rail amplifiers. For battery powered portable applications where power is of key importance, the OPA835’s and OPA2835’s low power consumption and high frequency performance offers designers performance versus power not attainable in other devices. ##View full text##...



アンプ/リニア OPA836 超低消費電力、レール・ツー・レール出力、ネガティブ・レール入力、VFB オペアンプ

Sun, 29 May 2011 00:00:00 -0500 (GMT -0500)

Fabricated using the industry-leading BiCom-3x (SiGe complimentary bipolar) process, the OPA836 and OPA2836 are single and dual ultra low-power, rail-to-rail output, negative rail input, voltage-feedback operational amplifiers designed to operate over a power supply range of 2.5V to 5.5V Single Supply and ±1.25V to ±2.75V dual supply. Consuming only 1mA per channel and a unity gain bandwidth of 205MHz, these amplifiers set an industry leading power-to-performance ratio for rail-to-rail amplifiers. For battery powered portable applications where power is of key importance, the OPA836’s and OPA2836’s low power consumption and high frequency performance offers designers performance versus power not attainable in other devices. ##View full text##...



アンプ/リニア OPA564-Q1

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

The OPA564-Q1 is a low-cost, high-current operational amplifier that is ideal for driving up to 1.5A into reactive loads. The high slew rate provides 1.3MHz full-power bandwidth and excellent linearity. These monolithic integrated circuits provide high reliability in demanding powerline communications and motor control applications. The OPA564-Q1 operates from a single supply of 7V to 24V, or dual power supplies of ±3.5V to ±12V. In single-supply operation, the input common-mode range extends to the negative supply. At maximum output current, a wide output swing provides a 20VPP (IOUT = 1.5A) capability with a nominal 24V supply. The OPA564-Q1 is internally protected against over-temperature conditions and current overloads. ##View full text##...



アンプ/リニア TLC082-Q1 TLC080-Q1、TLC081-Q1、TLC082-Q1、TLC083-Q1、TLC084-Q1、TLC085-Q1

Mon, 02 May 2011 00:00:00 -0500 (GMT -0500)

The first members of TI’s new BiMOS general-purpose operational amplifier family are the TLC08x. The BiMOS family concept is simple.provide an upgrade path for BiFET users who are moving away from dual-supply to single-supply systems and demand higher ac and dc performance. With performance rated from 4.5 V to 16 V across an automotive temperature range (–40°C to 125°C), BiMOS suits a wide range of audio, automotive, industrial, and instrumentation applications. Familiar features, such as offset nulling pins, and new features, such as MSOP PowerPAD. packages and shutdown modes, enable higher levels of performance in a variety of applications. Developed in TI’s patented LBC3 BiCMOS process, the new BiMOS amplifiers combine a very high input impedance, low-noise CMOS front end with a high-drive bipolar output stage, thus providing the optimum performance features of both. ##View full text##...



アンプ/リニア OPA1602 OPA1601、OPA1602、OPA1604 SoundPlus 高性能、バイポーラ入力オーディオ・オペアンプ

Mon, 20 Jun 2011 00:00:00 -0500 (GMT -0500)

The OPA1602 and OPA1604 bipolar-input operational amplifiers achieve very low 2.5nV/√Hz noise density with an ultralow distortion of 0.00003% at 1kHz. The OPA1602 and OPA1604 series of op amps offer rail-to-rail output swing to within 600mV with 2kΩ load, which increases headroom and maximizes dynamic range. These devices also have a high output drive capability of ±30mA. These devices operate over a very wide supply range of ±2.25V to ±18V, on only 2.6mA of supply current per channel. The OPA1602 and OPA1604 are unity-gain stable and provide excellent dynamic behavior over a wide range of load conditions. These devices also feature completely independent circuitry for lowest crosstalk and freedom from interactions between channels, even when overdriven or overloaded. ##View full text##...



アンプ/リニア OPA2171 36V、低消費電力、RRO、汎用オペアンプ、マイクロパッケージ

Mon, 27 Jun 2011 00:00:00 -0500 (GMT -0500)

The OPA171, OPA2171 and OPA4171 (OPAx171) are a family of 36V, single-supply, low-noise operational amplifiers with the ability to operate on supplies ranging from +2.7V (±1.35V) to +36V (±18V). These devices are available in micro-packages and offer low offset, drift, and bandwidth with low quiescent current. The single, dual, and quad versions all have identical specifications for maximum design flexibility. Unlike most op amps, which are specified at only one supply voltage, the OPAx171 family is specified from +2.7V to +36V. Input signals beyond the supply rails do not cause phase reversal. The OPAx171 family is stable with capacitive loads up to 300pF. The input can operate 100mV below the negative rail and within 2V of the top rail during normal operation. ##View full text##...



アンプ/リニア OPA4171 36V、低消費電力、RRO、汎用オペアンプ

Mon, 27 Jun 2011 00:00:00 -0500 (GMT -0500)

The OPA171, OPA2171 and OPA4171 (OPAx171) are a family of 36V, single-supply, low-noise operational amplifiers with the ability to operate on supplies ranging from +2.7V (±1.35V) to +36V (±18V). These devices are available in micro-packages and offer low offset, drift, and bandwidth with low quiescent current. The single, dual, and quad versions all have identical specifications for maximum design flexibility. Unlike most op amps, which are specified at only one supply voltage, the OPAx171 family is specified from +2.7V to +36V. Input signals beyond the supply rails do not cause phase reversal. The OPAx171 family is stable with capacitive loads up to 300pF. The input can operate 100mV below the negative rail and within 2V of the top rail during normal operation. ##View full text##...



アンプ/リニア DRV8814 デュアル DC モーター・ドライバ IC

Fri, 25 Mar 2011 00:00:00 -0500 (GMT -0500)

The DRV8814 provides an integrated motor driver solution for printers, scanners, and other automated equipment applications. The device has two H-bridge drivers, and is intended to drive DC motors. The output driver block for each consists of N-channel power MOSFET’s configured as H-bridges to drive the motor windings. The DRV8814 can supply up to 2.5-A peak or 1.75-A RMS output current (with proper heatsinking at 24 V and 25°C) per H-bridge. A simple parallel digital control interface is compatible with industry-standard devices. Decay mode is programmable to allow braking or coasting of the motor when disabled. Internal shutdown functions are provided for over current protection, short circuit protection, under voltage lockout and overtemperature. ##View full text##...



アンプ/リニア OPA171-Q1 36V, Single-Supply, SOT553, General-Purpose OPERATIONAL AMPLIFIERS .

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

The OPA171-Q1 is a 36V, single-supply, low-noise operational amplifier with the ability to operate on supplies ranging from +2.7V (±1.35V) to +36V (±18V). This device is available in micro-packages and offer low offset, drift, and bandwidth with low quiescent current. The single, dual, and quad versions all have identical specifications for maximum design flexibility. Unlike most op amps, which are specified at only one supply voltage, the OPA171-Q1 is specified from +2.7V to +36V. Input signals beyond the supply rails do not cause phase reversal. The OPA171-Q1 is stable with capacitive loads up to 300pF. The input can operate 100mV below the negative rail and within 2V of the top rail during normal operation. ##View full text##...



アンプ/リニア OPA2322 20MHz、低ノイズ、1.8V、RRIO、CMOS オペアンプ、シャットダウン付

Sun, 29 May 2011 00:00:00 -0500 (GMT -0500)

The OPA322 series consists of single, dual, and quad-channel CMOS operational amplifiers featuring low noise and rail-to-rail inputs/outputs optimized for low-power, single-supply applications. Specified over a wide supply range of 1.8 V to 5.5 V, the low quiescent current of only 1.5 mA per channel make these devices well-suited for power-sensitive applications. The combination of very low noise (8.5 nV/√Hz at 1 kHz), high gain-bandwidth (20 MHz), and fast slew rate (10 V/µs) make the OPA322 family ideal for a wide range of applications, including signal conditioning and sensor amplification requiring high gains. Featuring low THD+N, the OPA322 series is also excellent for consumer audio applications, particularly for single-supply systems. ##View full text##...



アンプ/リニア INA226 ハイサイド測定、双方向電流/電力モニタ、I²C インターフェイス

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

The INA226 is a current shunt and power monitor with an I2C interface. The INA226 monitors both a shunt voltage drop and bus supply voltage. Programmable calibration value, conversion times, and averaging, combined with an internal multiplier, enable direct readouts of current in amperes and power in watts. The INA226 senses current on buses that can vary from 0V to +36V, while the device obtains its power from a single +2.7V to +5.5V supply, drawing a typical of 330µA of supply current. The INA226 is specified over the operating temperature range of –40°C to +125°C. The I2C interface features 16 programmable addresses. ...



オーディオ PCM5100 PCM5100 Audio Stereo DAC

Thu, 02 Jun 2011 00:00:00 -0500 (GMT -0500)

The PCM510x devices are a family of monolithic CMOS integrated circuits that include a stereo digital-to-analog converter and additional support circuitry in a small TSSOP package. The PCM510x uses the latest generation of TI’s advanced segment DAC architecture to achieve excellent dynamic performance and improved tolerance to clock jitter. The PCM510x devices are simpler hardware controlled 2VRMS DACs, with filter select, PLL and auto-mute functions. The PCM510x provides 2.1VRMS ground centered outputs, allowing designers to eliminate DC blocking capacitors on the output, as well as external muting circuits traditionally associated with single supply line drivers. The integrated line driver surpasses all other charge-pump based line drivers by supporting loads down to 1kΩ. ##View full text##...



オーディオ PCM1690-Q1

Tue, 28 Jun 2011 00:00:00 -0500 (GMT -0500)

The PCM1690-Q1 is a high-performance, single-chip, 24-bit, eight-channel, audio digital-to-analog converter (DAC) with differential outputs. The eight-channel, 24-bit DAC employs an enhanced, multi-level delta-sigma (ΔΣ) modulator and supports 8-kHz to 192-kHz sampling rates and a 16-/20-/24-/32-bit width digital audio input word on the audio interface. The audio interface of the PCM1690-Q1 supports the time-division-multiplexed (TDM) format in addition to the standard I2S, left-justified, right-justified, and DSP formats. The PCM1690-Q1 can be controlled through a three-wire, SPI-compatible interface, or two-wire, I2C-compatible serial interface in software, which provides access to all functions including digital attenuation, soft mute, de-emphasis, and so forth. ##View full text##...



オーディオ TPA6211A1-Q1 3.1-W MONO FULLY DIFFERENTIAL AUDIO POWER AMPLIFIER.

Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPA6211A1-Q1 is a 3.1-W mono fully-differential amplifier designed to drive a speaker with at least 3-Ω impedance while consuming only 20 mm2 total printed-circuit board (PCB) area in most applications. The device operates from 2.5 V to 5.5 V, drawing only 4 mA of quiescent supply current. The TPA6211A1-Q1 is available in the space-saving 8-pin MSOP (DGN) PowerPAD™ package. Features like –80 dB supply voltage rejection from 20 Hz to 2 kHz, improved RF rectification immunity, small PCB area, and a fast startup with minimal pop makes the TPA6211A1-Q1 ideal for PDA/smart phone applications. ...



オーディオ TAS5631B 300W ステレオ/600W モノラル PurePath HD™ デジタル入力パワー・ステージ、TAS5631B

Wed, 20 Apr 2011 00:00:00 -0500 (GMT -0500)

The TAS5631B is a high-performance PWM input class-D amplifier with integrated closed-loop feedback technology (known as PurePath HD technology) with the ability to drive up to 300 W (1) stereo into 4- to 8- speakers from a single 50-V supply. PurePath HD technology enables traditional AB-amplifier performance (<0.03% THD) levels while providing the power efficiency of traditional class-D amplifiers. Unlike traditional class-D amplifiers, the distortion curve does not increase until the output levels move into clipping. PurePath HD technology enables lower idle losses, making the device even more efficient. ...



データ・コンバータ ADS4245

Sun, 29 May 2011 00:00:00 -0500 (GMT -0500)

The ADS424x/422x are low-speed variants of the ADS42xx ultralow-power family of dual-channel, 14-bit/12-bit analog-to-digital converters (ADCs). Innovative design techniques are used to achieve high-dynamic performance, while consuming extremely low power with 1.8V supply. This topology makes the ADS424x/422x well-suited for multi-carrier, wide-bandwidth communications applications. The ADS424x/422x have gain options that can be used to improve SFDR performance at lower full-scale input ranges. These devices include a dc offset correction loop that can be used to cancel the ADC offset. Both DDR (double data rate) LVDS and parallel CMOS digital output interfaces are available in a compact QFN-64 PowerPAD™ package. ##View full text##...



データ・コンバータ ADS4246

Sun, 29 May 2011 00:00:00 -0500 (GMT -0500)

The ADS424x/422x are low-speed variants of the ADS42xx ultralow-power family of dual-channel, 14-bit/12-bit analog-to-digital converters (ADCs). Innovative design techniques are used to achieve high-dynamic performance, while consuming extremely low power with 1.8V supply. This topology makes the ADS424x/422x well-suited for multi-carrier, wide-bandwidth communications applications. The ADS424x/422x have gain options that can be used to improve SFDR performance at lower full-scale input ranges. These devices include a dc offset correction loop that can be used to cancel the ADC offset. Both DDR (double data rate) LVDS and parallel CMOS digital output interfaces are available in a compact QFN-64 PowerPAD™ package. ##View full text##...



データ・コンバータ ADS4242

Sun, 29 May 2011 00:00:00 -0500 (GMT -0500)

The ADS424x/422x are low-speed variants of the ADS42xx ultralow-power family of dual-channel, 14-bit/12-bit analog-to-digital converters (ADCs). Innovative design techniques are used to achieve high-dynamic performance, while consuming extremely low power with 1.8V supply. This topology makes the ADS424x/422x well-suited for multi-carrier, wide-bandwidth communications applications. The ADS424x/422x have gain options that can be used to improve SFDR performance at lower full-scale input ranges. These devices include a dc offset correction loop that can be used to cancel the ADC offset. Both DDR (double data rate) LVDS and parallel CMOS digital output interfaces are available in a compact QFN-64 PowerPAD™ package. ##View full text##...



データ・コンバータ ADS4226

Mon, 28 Mar 2011 00:00:00 -0500 (GMT -0500)

The ADS424x/422x are low-speed variants of the ADS42xx ultralow-power family of dual-channel, 14-bit/12-bit analog-to-digital converters (ADCs). Innovative design techniques are used to achieve high-dynamic performance, while consuming extremely low power with 1.8V supply. This topology makes the ADS424x/422x well-suited for multi-carrier, wide-bandwidth communications applications. The ADS424x/422x have gain options that can be used to improve SFDR performance at lower full-scale input ranges. These devices include a dc offset correction loop that can be used to cancel the ADC offset. Both DDR (double data rate) LVDS and parallel CMOS digital output interfaces are available in a compact QFN-64 PowerPAD™ package. ##View full text##...



データ・コンバータ DAC8562 16 ビット、2 チャネル、超低グリッチ、電圧出力 DAC、2.5V(2ppm/℃)内部リファレンス付

Tue, 28 Jun 2011 00:00:00 -0500 (GMT -0500)

The DAC856x, DAC816x, and DAC756x are low-power, voltage-output, dual-channel, 16-, 14-, and 12-bit digital-to-analog converters (DACs), respectively. These devices include a 2.5-V, 4-ppm/°C internal reference, giving a full-scale output voltage range of 2.5 V or 5 V. The internal reference has an initial accuracy of ±5 mV and can source or sink up to 20 mA at the VREFIN/VREFOUT pin. These devices are monotonic, providing excellent linearity and minimizing undesired code-to-code transient voltages (glitch). They use a versatile three-wire serial interface that operates at clock rates up to 50 MHz. The interface is compatible with standard SPI, QSPI, Microwire, and digital signal processor (DSP) interfaces. ##View full text##...



データ・コンバータ TSC2008-Q1

Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500)

The TSC2008-Q1 is a very low-power touch screen controller designed to work with power-sensitive, handheld applications that are based on advanced low-voltage processors. It works with a supply voltage as low as 1.2V, which can be supplied by a single-cell battery. It contains a complete, ultra-low power, 12-bit, analog-to-digital (A/D) resistive touch screen converter, including drivers and the control logic to measure touch pressure. In addition to these standard features, the TSC2008-Q1 offers preprocessing of the touch screen measurements to reduce bus loading, thus reducing the consumption of host processor resources that can then be redirected to more critical functions. The TSC2008-Q1 supports an SPI serial bus and data transmission. ##View full text##...



データ・コンバータ ADS5400-SP 12 ビット、1000MSPS ADC、アナログ入力バッファ付

Tue, 10 May 2011 00:00:00 -0500 (GMT -0500)

The ADS5400 is a 12-bit, 1-GSPS analog-to-digital converter (ADC) that operates from both a 5-V supply and 3.3-V supply, while providing LVDS-compatible digital outputs. The analog input buffer isolates the internal switching of the track and hold from disturbing the signal source. The simple 3-stage pipeline provides extremely low latency for time critical applications. Designed for the conversion of signals up to 2 GHz of input frequency at 1 GSPS, the ADS5400 has outstanding low noise performance and spurious-free dynamic range over a large input frequency range. The ADS5400 is available in a 100-Pin Ceramic Nonconductive Tie-Bar Package. The combination of the ceramic package and moderate power consumption of the ADS5400 allows for operation without an external heatsink. ##View full text##...



データ・コンバータ DAC7551-Q1

Thu, 23 Jun 2011 00:00:00 -0500 (GMT -0500)

The DAC7551-Q1 is a single-channel, voltage-output digital-to-analog converter (DAC) with exceptional linearity and monotonicity, and a proprietary architecture that minimizes glitch energy. The low-power DAC7551-Q1 operates from a single 2.7V to 5.5V supply. The DAC7551-Q1 output amplifiers can drive a 2kΩ, 200pF load rail-to-rail with 5µs settling time; the output range is set using an external voltage reference. The 3-wire serial interface operates at clock rates up to 50MHz and is compatible with SPI, QSPI, Microwire, and DSP interface standards. The parts incorporate a power-on-reset circuit to ensure that the DAC output powers up to 0V and remains there until a valid write cycle to the device takes place. ##View full text##...



データ・コンバータ AMC1204 1 ビット、10MHz、絶縁、二次デルタ・シグマ変調器

Mon, 02 May 2011 00:00:00 -0500 (GMT -0500)

The AMC1204 is a 1-bit digital output, isolated delta-sigma (ΔΣ) modulator that can be clocked at up to 20MHz. The digital isolation of the modulator output is provided by a silicon dioxide (SiO2) barrier that is highly resistant to magnetic interference. This barrier has been certified to provide basic galvanic isolation of up to 4000VPEAK according to UL1577, IEC60747-5-2, and CSA standards or specifications. The AMC1204 provides a single-chip solution for measuring the small signal of a shunt resistor across an isolated barrier. These types of resistors are typically used to sense currents in motor control inverters, green energy generation systems, and other industrial applications. The AMC1204 differential inputs easily connect to the shunt resistor or other low-level signal sources. ##View full text##...



データ・コンバータ DAC3482

Fri, 24 Jun 2011 00:00:00 -0500 (GMT -0500)

The DAC3482 is a very low power, high dynamic range, dual-channel, 16-bit digital-to-analog converter (DAC) with a sample rate as high as 1.25 GSPS. The device includes features that simplify the design of complex transmit architectures: 2x to 16x digital interpolation filters with over 90 dB of stop-band attenuation simplify the data interface and reconstruction filters. A complex mixer allows flexible carrier placement. A high-performance low jitter clock multiplier simplifies clocking of the device without significant impact on the dynamic range. The digital Quadrature Modulator Correction (QMC) enables complete IQ compensation for gain, offset, phase, and group delay between channels in direct up-conversion applications. ##View full text##...



データ・コンバータ DAC34H84

Wed, 22 Jun 2011 00:00:00 -0500 (GMT -0500)

The DAC34H84 is a very low power, high dynamic range, quad-channel, 16-bit digital-to-analog converter (DAC) with a sample rate as high as 1.25 GSPS. The device includes features that simplify the design of complex transmit architectures: 2x to 16x digital interpolation filters with over 90 dB of stop-band attenuation simplify the data interface and reconstruction filters. Independent complex mixers allow flexible carrier placement. A high-performance low jitter clock multiplier simplifies clocking of the device without significant impact on the dynamic range. The digital Quadrature Modulator Correction (QMC) enables complete IQ compensation for gain, offset, phase and group delay between channels in direct up-conversion applications. ##View full text##...



データ・コンバータ TPL0102-100 256 タップ、デュアルチャネル・デジタル・ポテンショメータ、I2C インターフェイス/不揮発メモリ付

Thu, 31 Mar 2011 00:00:00 -0500 (GMT -0500)

The TPL0102 is a two channel, linear-taper digital potentiometer with 256 wiper positions. Each potentiometer can be used as a three-terminal potentiometer or as a two-terminal rheostat. The TPL0102-100 has an end-to-end resistance of 100kΩ. The TPL0102 has non-volatile memory (EEPROM) which can be used to store the wiper position. The internal registers of the TPL0102 can be accessed using the I2C interface. The TPL0102 is available in a 14-pin MicroQFN and 14-pin TSSOP package with a specified temperature range of –40°C to +85°C. ...



データ・コンバータ ADS41B25

Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500)

The ADS41B25 is a member of the ultralow-power ADS4xxx analog-to-digital converter (ADC) family, featuring integrated analog input buffers. This device uses innovative design techniques to achieve high dynamic performance, while consuming extremely low power. The analog input pins have buffers, with the benefits of constant performance and input impedance across a wide frequency range. The device is well-suited for multi-carrier, wide bandwidth communications applications such as PA linearization. The ADS41B25 has features such as digital gain and offset correction. The gain option can be used to improve SFDR performance at lower full-scale input ranges, especially at high input frequencies. The integrated dc offset correction loop can be used to estimate and cancel the ADC offset. ##View full text##...



データ・コンバータ ADS4145

Wed, 23 Mar 2011 00:00:00 -0500 (GMT -0500)

The ADS412x/4x are lower sampling speed variants of the ADS41xx family of analog-to-digital converters (ADCs). These devices use innovative design techniques to achieve high dynamic performance, while consuming extremely low power at 1.8V supply. The devices are well-suited for multi-carrier, wide bandwidth communications applications. The ADS412x/4x have fine gain options that can be used to improve SFDR performance at lower full-scale input ranges, especially at high input frequencies. They include a dc offset correction loop that can be used to cancel the ADC offset. At lower sampling rates, the ADC automatically operates at scaled down power with no loss in performance. The ADS412x/4x are available in a compact QFN-48 pacakge and are specified over the industrial temperature range (–40°C to +85°C). ...



データ・コンバータ AMC1200 絶縁アンプ

Fri, 29 Apr 2011 00:00:00 -0500 (GMT -0500)

The AMC1200 is a precision isolation amplifier with an output separated from the input circuitry by a silicon dioxide (SiO2) barrier that is highly resistant to magnetic interference. This barrier has been certified to provide galvanic isolation of up to 4000 VPEAK according to UL1577 and IEC60747-5-2. Used in conjunction with isolated power supplies, this device prevents noise currents on a high common-mode voltage line from entering the local ground and interfering with or damaging sensitive circuitry. The input of the AMC1200 is optimized for direct connection to shunt resistors or other low voltage level signal sources. The excellent performance of the device supports accurate current control resulting in system-level power saving and, especially in motor-control applications, lower torque ripple. ##View full text##...



インターフェイス TPD12S015A HDMI Companion Chip with Step-up Converter, TPD12S015A

Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPD12S015A is an integrated HDMI companion chip solution. This device offers 8 low capacitance ESD clamps allowing HDMI 1.4 data rates. The 0.4-mm pitch WCSP package pin mapping matches the HDMI Type D or Type C connectors. The integrated ESD clamps in monolithic silicon technology provide good matching between each differential signal pair. This provides an advantage over discrete ESD clamp solutions where variations between ESD clamps degrade the differential signal quality. The TPD12S015A provides a regulated 5V output (5VOUT) for sourcing the HDMI power line. The 5VOUT pin supplies minimum 55mA to the HDMI receiver while meeting the HDMI 5VOUT specifications. The 5VOUT and the hot plug detect (HPD) circuitry are independent of the LS_OE control signal; they are controlled by the CT_CP_HPD pin. ##View full text##...



インターフェイス SN74AVC4T234 SN74AVC4T234、4 ビット、2 電源バス・トランシーバ、設定可能な電圧レベル変換機能付

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

This 4-bit noninverting bus transceiver uses two separate configurable power-supply rails to enable asynchronous communication between B-port inputs and A-port outputs. The A port is designed to track VCCA while the B port is designed to track VCCB. Both VCCA and VCCB are configurable from 0.9 V to 3.6 V. The SN74AVC4T234 solution offers the industry's low-power needs in battery-powered portable applications by ensuring both a very low static and dynamic power consumption across the entire VCC range of 0.9 V to 3.6 V, resulting in an increased battery life. This product also maintains excellent signal integrity. This device is fully specified for partial-power-down applications using Ioff. The Ioff circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down. ##View full text##...



インターフェイス TXS0202 電圧レベル・シフト、IC-USB インターフェイス用

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

The TXS0202 is a 2-bit voltage level translator optimized for use in Interchip USB (IC-USB) applications. VCCA and VCCB can each operate over the full range of 1.65 V to 3.6 V. The device has been designed to maintain cross-over skew to be less than 1 ns. The device has integrated pull-ups and pull-down resistors to aid in the protocol communication between a host and a peripheral. The translator is a buffered auto-direction sensing type translator. When the output-enable (OE) input is low, all outputs are placed in the high-impedance state. This device is fully specified for partial-power-down applications using Ioff. The Ioff circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down. ##View full text##...



インターフェイス TPD4S014

Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPD4S014 is a single-chip solution for USB charger port protection. This device offers low capacitance TVS type ESD clamps for the D+, D- and standard Capacitance for the ID pin. On the VBUS pin, this device can handle over-voltage protection up to 28V. The over voltage lock-out feature ensures that if there is a fault condition at the VBUS line, the TPD4S014 is able to isolate the VBUS line and protects the internal circuitry from damage. Similarly, the under voltage lock out feature ensures that there is no power drain from the internal VCC plane to external VBUS side in case there is short to GND. There is a 16ms turn-on delay after VBUS crosses the under voltage lockout threshold, in order to let the voltage stabilize before closing the switch. ##View full text##...



インターフェイス TUSB7340 SuperSpeed USB、4 ポート xHCI ホスト・コントローラ

Fri, 03 Jun 2011 00:00:00 -0500 (GMT -0500)

The TUSB7320 supports up to two downstream ports. The TUSB7340 is a USB 3.0 xHCI compliant host controller that supports up to four downstream ports. Both parts are available in a pin-compatible 100-pin RKM package. For the remainder of this document, the name TUSB73x0 is used to reference both the TUSB7320 and the TUSB7340. The TUSB73x0 interfaces to the host system via a PCIe x1 Gen 2 interface and provides SuperSpeed, high-speed, full-speed, or low-speed connections on the downstream USB ports. ...



インターフェイス TXS4555

Thu, 31 Mar 2011 00:00:00 -0500 (GMT -0500)

The TXS4555 is a complete Smart Identity Module (SIM) card solution for interfacing wireless baseband processors with a SIM card to store I/O for mobile handset applications. The device complies with ISO/IEC Smart-Card Interface requirements as well as GSM and 3G mobile standards. It includes a high-speed level translator capable of supporting Class-B (2.95 V) and Class-C (1.8 V) interfaces, a low-dropout (LDO) voltage regulator that has output voltages that are selectable between 2.95-V Class-B and 1.8-V Class-C interfaces. The device has two supply voltage pins. VCC can be operated over the full range of 1.65 V to 3.3 V and VBATT from 2.3 to 5.5 V. VPWR is set to either 1.8 V or 2.95 V and is supplied by an internal LDO. ##View full text##...



インターフェイス TUSB1211 USB 2.0 ULPI トランシーバ

Wed, 23 Mar 2011 00:00:00 -0500 (GMT -0500)

The TUSB1211 is a USB2.0 transceiver chip, designed to interface with a USB controller via a ULPI interface. It supports all USB2.0 data rates (High-Speed 480Mbps, Full-Speed 12 Mbps and Low-Speed 1.5Mbps) in both Host and Peripheral modes. It additionally supports a UART mode and legacy ULPI serial modes. TUSB1211 also supports USB Battery Charging Specification Ver1.1. integrating a charger detection module for sensing and control on DP/DM lines, and ACA (Accessory Charger Adapter) detection and control on ID line. ACA allows simultaneous connection of a USB Charger or Charging Downstream Port and an Accessory to a portable OTG device. Configuration bits allow an ACA-agnostic legacy link to correctly communicate with the connected accessory Port through the ACA. ##View full text##...



インターフェイス ISO7221C-HT High Temperature Dual Channel, 1/1, 25Mbps Digital Isolator

Tue, 10 May 2011 00:00:00 -0500 (GMT -0500)

The ISO7221 is a dual-channel digital isolator. To facilitate PCB layout, the channels are oriented in the opposite directions. This device has a logic input and output buffer separated by TI’s silicon-dioxide (SiO2) isolation barrier, providing galvanic isolation of up to 4000 V. Used in conjunction with isolated power supplies, this device blocks high voltage, isolates grounds, and prevents noise currents on a data bus or other circuits from entering the local ground and interfering with or damaging sensitive circuitry. A binary input signal is conditioned, translated to a balanced signal, then differentiated by the capacitive isolation barrier. Across the isolation barrier, a differential comparator receives the logic transition information, then sets or resets a flip-flop and the output circuit accordingly. ##View full text##...



インターフェイス TLK10002

Wed, 11 May 2011 00:00:00 -0500 (GMT -0500)

The TLK10002 is a dual-channel multi-rate transceiver intended for use in high-speed bi-directional point-to-point data transmission systems. It has special support for the wireless base station Remote Radio Head (RRH) application, but may also be used in other high speed applications. It supports all the CPRI and OBSAI rates from 1.2288Gbps to 9.8304Gbps. The TLK10002 performs 1:1, 2:1 and 4:1 serialization of the 8B/10B encoded data streams presented on its low speed (LS) side data inputs. The serialized 8B/10B encoded data is presented on the high speed (HS) side outputs. Likewise, the TLK10002 performs 1:1, 1:2 and 1:4 deserialization of 8B/10B encoded data streams presented on its high speed side data inputs. ##View full text##...



インターフェイス TUSB8040 SuperSpeed USB - USB 3.0、4 ポート・ハブ

Fri, 10 Jun 2011 00:00:00 -0500 (GMT -0500)

The TUSB8040 is USB 3.0 compliant hub available in an 80-pin QFP package. The device is designed for operation over the industrial temperature range of –40°C to 85°C. The TUSB8040 provides simultaneous SuperSpeed and high-speed/full-speed connections on the upstream port and provides SuperSpeed, high-speed, full-speed, or low-speed connections on the downstream ports. When the upstream port is connected to an electrical environment that only supports high-speed or full-speed/low-speed connections, SuperSpeed connectivity is disabled on the downstream ports. When the upstream port is connected to an electrical environment that only supports full-speed/low-speed connections, SuperSpeed and high-speed connectivity are disabled on the downstream ports. ##View full text##...



インターフェイス TCA5405 5-channel output expander through One-Wire

Tue, 29 Mar 2011 00:00:00 -0500 (GMT -0500)

The TCA5405 is a 5-bit output expander controlled using a single wire input. This device is ideal for portable applications as it has a wide VCC range of 1.65V to 3.6 V. The TCA5405 uses a self-timed serial data protocol with a single data input driven by a master device synchronized to an internal clock of that device. During a Setup phase, the bit period is sampled, then the TCA5405 generates its own internal clock synchronized to that of the Master device to sample the input over a five-bit-period Data Transfer phase and writes the bit states on the parallel outputs after the last bit is sampled. The TCA5405 is available in an 8-pin 1.5mm × 1.5mm RUG uQFN package. ...



インターフェイス SN75DP130 DisplayPort 1:1 リドライバ、リンク・トレーニング機能付

Tue, 17 May 2011 00:00:00 -0500 (GMT -0500)

The SN75DP130 is a single channel DisplayPort (DP) re-driver that regenerates the DP high speed digital link. The device complies with the VESA DisplayPort Standard Version 1.2, and supports a four lane Main Link interface signaling up to HBR2 rates at 5.4Gbps per lane, and supports DP++ Dual-Mode; offering TMDS signaling for DVI and full HDMI Version 1.4a support. The device compensates for PCB related frequency loss and switching related loss to provide the optimum DP electrical performance from source to sink. The Main Link signal inputs feature configurable equalizers with selectable boost settings. At the Main Link output, four primary levels of differential output voltage swing (VOD) and four primary levels of pre-emphasis are available, as well as a secondary level of boost adjustment, programmed through I2C, for fine-tuning the Main Link output. ##View full text##...



インターフェイス TCA9509 レベル変換 I2C バス・リピータ

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

This TCA9509 integrated circuit is an I2C bus/SMBus Repeater for use in I2C/SMBus systems. It can also provide bidirectional voltage-level translation (up-translation/down-translation) between low voltages (down to 1.0 V) and higher voltages (2.7 V to 5.5 V) in mixed-mode applications. This device enables I2C and similar bus systems to be extended, without degradation of performance even during level shifting. The TCA9509 buffers both the serial data (SDA) and the serial clock (SCL) signals on the I2C bus, thus allowing 400-pF bus capacitance on the B-side. This device can also be used to isolate two halves of a bus for voltage and capacitance. The TCA9509 has two types of drivers – A-side drivers and B-side drivers. ##View full text##...



ロジック SN74LVC2G66-Q1

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

This dual bilateral analog switch is designed for 1.65-V to 5.5-V VCC operation. The SN74LVC2G66-Q1 can handle both analog and digital signals. The device permits signals with amplitudes of up to 5.5 V (peak) to be transmitted in either direction. Each switch section has its own enable-input control (C). A high-level voltage applied to C turns on the associated switch section. Applications include signal gating, chopping, modulation or demodulation (modem), and signal multiplexing for analog-to-digital and digital-to-analog conversion systems. ...



ロジック SN74LVC1G99-Q1

Tue, 28 Jun 2011 00:00:00 -0500 (GMT -0500)

The SN74LVC1G99-Q1 is operational from 1.65 V to 5.5 V. The SN74LVC1G99-Q1 features configurable multiple functions with a 3-state output. The output is disabled when the output-enable (OE) input is high. When OE is low, the output state is determined by 16 patterns of 4-bit input. The user can choose logic functions, such as MUX, AND, OR, NAND, NOR, XOR, XNOR, inverter, and buffer. All inputs can be connected to VCC or GND. This device functions as an independent inverter, but because of Schmitt action, it has different input threshold levels for positive-going (VT+) and negative-going (VT–) signals. To ensure the high-impedance state during power up or power down, OE should be tied to VCC through a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver. ##View full text##...



ロジック SN74AC14-Q1

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

This Schmitt-trigger device contain six independent inverters. They perform the Boolean function Y = A. Because of the Schmitt action, they have different input threshold levels for positive-going (VT+) and for negative-going (VT−) signals. These circuits are temperature compensated and can be triggered from the slowest of input ramps and still give clean, jitter-free output signals. They also have a greater noise margin than conventional inverters. ...



マイコン(MCU) SM320F28335-HT 高温、デジタル・シグナル・コントローラ

Mon, 20 Jun 2011 00:00:00 -0500 (GMT -0500)

The SM320F28335 is a highly integrated, high-performance solution for demanding control applications. Throughout this document, the device is abbreviated as F28335. ...



マイコン(MCU) F28M35H52B Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



マイコン(MCU) F28M35H22B Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



マイコン(MCU) F28M35H52C Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



マイコン(MCU) F28M35H20C Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



マイコン(MCU) F28M35H50C Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



マイコン(MCU) F28M35H50B Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



マイコン(MCU) F28M35H20B Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



マイコン(MCU) F28M35H32C Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



マイコン(MCU) F28M35H22C Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



マイコン(MCU) F28M35H32B Concerto Microcontroller

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The Concerto™ family is a multi-core system-on-chip microcontroller with independent communication and real-time control subsystems. The F28M35x is the first series in the Concerto family. The communications subsystem is based on the industry-standard 32-bit ARM® Cortex™-M3 CPU and features a wide variety of communication peripherals, including Ethernet 1588, USB OTG with PHY, CAN, UART, SSI, I2C, and an external interface. The real-time control subsystem is based on TI's industry-leading proprietary 32-bit C28x™ Floating-Point CPU and features the most flexible and high-precision control peripherals, including ePWMs with fault protection, and encoders and captures-all as implemented by TI's C2000™ Piccolo™ and Delfino™ families. ##View full text##...



電源IC CSD17522Q5A

Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500)

The NexFET power MOSFET has been designed to minimize losses in power conversion applications, and optimized for 5V gate drive applications. ...



電源IC CSD97370Q5M 同期整流、降圧、NexFET™ パワー・ステージ - CSD97370Q5M

Thu, 23 Jun 2011 00:00:00 -0500 (GMT -0500)

The CSD97370Q5M NexFET Power Stage is an optimized design for use in a high power, high density Synchronous Buck converter. This product integrates an enhanced gate driver IC and Power Block Technology to complete the power stage switching function. This combination produces a high current, high efficiency, high speed switching device and delivers an excellent thermal solution in a small 5-mm × 6-mm outline package due to its large ground based thermal pad. In addition, the PCB footprint has been optimized to help reduce design time and simplify the completion of the overall system design. ...



電源IC TPS74001 500mA Ultra-LDO、プログラマブル・ソフトスタート付

Fri, 24 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS740xx is a wide bandwidth, very low-dropout, 1.5-A voltage regulator ideal for powering microprocessors. The TPS740xx uses a bias input supply to allow very low voltage of a main input supply. The main input supply operates from 1.2 V to 5.5 V and the bias input supply requires between 3.0 V to 5.5 V for proper operation. The TPS740xx offers adjustable output voltages down to 0.9 V. The TPS740xx requires a minimum of output capacitance. A small 2.2-µF ceramic capacitor is enough for its stability. The TPS740xx is available in an 8-pin power MSOP package and a 5-pin Jr S-PAK. Its operating temparature range is –40°C to +125°C. ...






電源IC BQ76PL536A-Q1

Fri, 03 Jun 2011 00:00:00 -0500 (GMT -0500)

The bq76PL536A-Q1 is a stackable three to six series cell lithium-ion battery pack protector and analog front end (AFE) that incorporates a precision analog-to-digital converter (ADC); independent cell voltage and temperature protection; cell balancing, and a precision 5-V regulator to power user circuitry. The bq76PL536A-Q1 integrates a voltage translation and precision analog-to-digital converter system to measure battery cell voltages with high accuracy and speed. The bq76PL536A-Q1 provides full protection (secondary protection) for overvoltage, undervoltage, and overtemperature conditions. When safety thresholds are exceeded, the bq76PL536A-Q1 sets the FAULT output. No external components are needed to configure or enable the protection features. ##View full text##...



電源IC BQ500210 Q1 Compliant Wireless Power Transmitter Manager

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

The bq500210 is a second generation Wireless Power dedicated digital controller that integrates the logic functions required to control Wireless Power Transfer in a single channel WPC compliant contactless charging base station. The bq500210 is an intelligent device that periodically pings the surrounding environment for available devices to be powered, monitors all communication from the device being wirelessly powered, and adjusts power applied to the transmitter coil per feedback received from the powered device. The bq500210 also manages the fault conditions associated with the power transfer and controls the operating modes status indicator. The bq500210 supports improved Parasitic Metal Object Detection (PMOD). ##View full text##...



電源IC TPS24720 2.5V ~ 18V、電力制限ホットスワップ・コントローラ

Thu, 05 May 2011 00:00:00 -0500 (GMT -0500)

The TPS24720 is an easy-to-use, full-featured protection device for 2.5-V to 18-V power rails. This hot-swap controller drives an external N-channel MOSFET, while protecting source, load and external MOSFET against multiple potentially damaging events. During startup, load current and MOSFET power dissipation are limited to user-selected values. After startup, currents above the user-selected limit will be allowed to flow until programmed timeout – except in extreme overload events when load is immediately disconnected from source. Programmable power limiting ensures the external MOSFET operates inside its safe operating area (SOA) at all times. This allows use of smaller FETs while improving system reliability. ##View full text##...



電源IC TPS24710 2.5V ~ 18V、高効率、電力制限ホットスワップ・コントローラ

Thu, 05 May 2011 00:00:00 -0500 (GMT -0500)

The TPS24710/11/12/13 is an easy-to-use, 2.5 V to 18 V, hot-swap controller that safely drives an external N-channel MOSFET. The programmable current limit and fault time protect the supply and load from excessive current at startup. After startup, currents above the user-selected limit will be allowed to flow until programmed timeout – except in extreme overload events when the load is immediately disconnected from source. The low, 25mV current sense threshold is highly accurate and allows use of smaller, more efficient sense resistors yielding lower power loss and smaller footprint. Programmable power limiting ensures the external MOSFET operates inside its safe operating area (SOA) at all times. ##View full text##...



電源IC TPS24700 2.5V ~ 18V、高効率、ホットスワップ・コントローラ

Thu, 05 May 2011 00:00:00 -0500 (GMT -0500)

The TPS24700/1 is an easy-to-use, 2.5 V to 18 V, hot-swap controller that drives an external N-channel MOSFET. The programmable current limit and fault time protect the supply and load from excessive current at startup. After startup, currents above the user-selected limit are allowed to flow until programmed timeout – except in extreme overload events when load is immediately disconnected from source. The low, 25-mV current sense threshold is highly accurate and allows use of smaller, more-efficient sense resistors, yielding lower power loss and smaller footprint. A power-good output is provided for status monitoring and downstream load control. TPS24700/1 replaces the LTC4211 in existing designs with no PCB board changes and only minor external component changes – yielding a more accurate, efficient solution. ...



電源IC TPS65253

Tue, 28 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS65253 features two synchronous wide input range high efficiency buck converters. The converters are designed to simplify product application while giving designers the options to optimize their usage according to the target application. The converters can operate in 5-, 9- and 12-V systems and have integrated power transistors. The output voltage can be set externally using a resistor divider to any value between 0.8 V and the input supply minus 1 V. Each converter features an enable pin that allows a delayed start-up for sequencing purposes, soft-start pin that allows adjustable soft-start time by choosing the soft-start capacitor, and a current limit (RLIMx) pin that enables designer to adjust current limit by selecting an external resistor and optimize the choice of inductor. ##View full text##...



電源IC BQ77908 スタンドアロン、マルチセル、リチウムイオン/リチウム・ポリマー電池用高精度プロテクタ

Thu, 31 Mar 2011 00:00:00 -0500 (GMT -0500)

The bq77908 precision protector is a complete stand-alone, self-contained battery-protection and cell-balancing device intended for Li-ion/polymer battery packs. The bq77908 monitors 4 to 8 series individual cell voltages and provides fast-acting outputs which may be used to drive N-channel MOSFETs to interrupt the power path. Activation delays and recovery methods for each safety condition are fully programmable in non-volatile memory. Automatic cell balancing is provided using internal 50-mA cell circuits. A robust balancing algorithm ensures optimum performance by maintaining all cell voltages in balance. Balancing may be configured to operate at all times, only during charge, or can be disabled completely. ##View full text##...



電源IC LP2951-50-Q1 Automotive Catalog Single Output, 100mA, Fixed, Wide Vin Range

Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500)

The LP2950-Q1 and LP2951-Q1 devices are bipolar, low-dropout voltage regulators that can accommodate a wide input supply-voltage range of up to 30 V. The easy-to-use, 3-pin LP2950-Q1 is available in fixed-output voltages of 5 V, 3.3 V, and 3 V. However, the 8-pin LP2951-Q1 is able to output either a fixed or adjustable output from the same device. By tying the OUTPUT and SENSE pins together, and the FEEDBACK and VTAP pins together, the LP2951-Q1 outputs a fixed 5 V, 3.3 V, or 3 V (depending on the version). Alternatively, by leaving the SENSE and VTAP pins open and connecting FEEDBACK to an external resistor divider, the output can be set to any value between 1.235 V to 30 V. The 8-pin LP2951-Q1 also offers additional functionality that makes it particularly suitable for battery-powered applications. ##View full text##...



電源IC BQ51011

Wed, 25 May 2011 00:00:00 -0500 (GMT -0500)

The bq5101x is an advanced, integrated, receiver IC for wireless power transfer in portable applications. The device provides the AC/DC power conversion while integrating the digital control required to comply with the Qi v1.0 communication protocol. Together with the bq500110 transmitter controller, the bq5101x enables a complete contact-less power transfer system for a wireless power supply solution. By utilizing near-field inductive power transfer, the receiver coil embedded in the portable device receives the power transmitted by the transmitter coil via mutually coupled inductors. The AC signal from the receiver coil is then rectified and regulated to be used as a power supply for down-system electronics. Global feedback is established from the secondary to the transmitter in order to stabilize the power transfer process via back-scatter modulation. ##View full text##...



電源IC BQ51013

Wed, 13 Apr 2011 00:00:00 -0500 (GMT -0500)

The bq5101x is an advanced, integrated, receiver IC for wireless power transfer in portable applications. The device provides the AC/DC power conversion while integrating the digital control required to comply with the Qi v1.0 communication protocol. Together with the bq500110 transmitter controller, the bq5101x enables a complete contact-less power transfer system for a wireless power supply solution. By utilizing near-field inductive power transfer, the receiver coil embedded in the portable device receives the power transmitted by the transmitter coil via mutually coupled inductors. The AC signal from the receiver coil is then rectified and regulated to be used as a power supply for down-system electronics. Global feedback is established from the secondary to the transmitter in order to stabilize the power transfer process via back-scatter modulation. ##View full text##...



電源IC CSD17527Q5A 30V, N-Channel NexFET™ Power MOSFETs, CSD17527Q5A

Thu, 30 Jun 2011 00:00:00 -0500 (GMT -0500)

The NexFET power MOSFET has been designed to minimize losses in power conversion applications. ...



電源IC BQ77910 スタンドアロン、4~10 セル、高精度プロテクタ、リチウムイオン・バッテリー用

Wed, 25 May 2011 00:00:00 -0500 (GMT -0500)

The bq77910 precision protector is a complete stand-alone, self-contained battery-protection and cell-balancing device intended for Li-ion/polymer battery packs. The bq77910 monitors 4 to 108 series individual cell voltages and provides fast-acting outputs which may be used to drive N-channel MOSFETs to interrupt the power path. Activation delays and recovery methods for each safety condition are fully programmable in non-volatile memory. Automatic cell balancing is provided using internal 50-mA cell circuits. A robust balancing algorithm ensures optimum performance by maintaining all cell voltages in balance. Balancing may be configured to operate at all times, only during charge, or can be disabled completely. ##View full text##...



電源IC UCD90160 16 レール電源シーケンサ、ACPI サポート付

Thu, 05 May 2011 00:00:00 -0500 (GMT -0500)

The UCD90160 is a 16-rail PMBus/I2C addressable power-supply sequencer and monitor. The device integrates a 12-bit ADC for monitoring up to 16 power-supply voltage inputs. Twenty-six GPIO pins can be used for power supply enables, power-on reset signals, external interrupts, cascading, or other system functions. Twelve of these pins offer PWM functionality. Using these pins, the UCD90160 offers support for margining, and general-purpose PWM functions. Specific power states can be achieved using the Pin-Selected Rail States feature. This feature allows with the use of up to 3 GPIs to enable and disable any rail. This is useful for implementing system low-power modes and the Advanced Configuration and Power Interface (ACPI) specification that is used for hardware devices. ##View full text##...



電源IC TPS65053-Q1

Tue, 28 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS65053x are integrated Power Management ICs for applications powered by one Li-Ion or Li-Polymer cell, which require multiple power rails. The TPS65053x provide two highly efficient, 2.25MHz step-down converters targeted at providing the core voltage and I/O voltage in a processor based system. Both step-down converters enter a low power mode at light load for maximum efficiency across the widest possible range of load currents. For low noise applications the devices can be forced into fixed frequency PWM mode by pulling the MODE pin high. Both converters allow the use of small inductors and capacitors to achieve a small solution size. TPS65053-Q1 provides an output current of up to 1A on the DCDC1 converter and up to 0. ##View full text##...



電源IC TPS54225-Q1

Wed, 29 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS54225-Q1 is an adaptive on-time D-CAP2™ mode synchronous buck converter. The TPS54225-Q1 enables system designers to complete the suite of various end equipment’s power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54225-Q1 uses the D-CAP2™ mode control which provides a fast transient response with no external compensation components. The TPS54225-Q1 also has a proprietary circuit that enables the device to adapt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP or SP-CAP, and ultra-low ESR ceramic capacitors. The device operates from 4.5-V to 18-V VCC input , and from 2-V to 18-V VIN input power supply voltage. ##View full text##...



電源IC TPS735285 Single Output LDO, 500mA, Fixed (2.85V), Low Quiescent Current, Low Noise, High PSRR

Wed, 22 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS73534 low-dropout (LDO) voltage regulator is optimized for use with TI’s C2000 controller family to meet the I/O power rail tolerance requirement. The device offers very good line and load transient response, even with very low quiescent current of 46µA. The device also has superior noise and PSRR performance to supply noise sensitive circuit blocks. The TPS73534 is fully specified from TJ = –40°C to +125°C and is offered in a 3mm × 3mm SON package. The TPS735xx family of low-dropout (LDO), low-power linear regulators offers excellent ac performance with very low ground current. High power-supply rejection ratio (PSRR), low noise, fast start-up, and excellent line and load transient response are provided while consuming a very low 46µA (typical) ground current. ##View full text##...



電源IC TPS53317

Fri, 17 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS53317 is a fully-integrated,synchronous buck regulator employing D-CAP+ technology. It is used for rail step-downs from 1 V to 6 V where space is a consideration, and an optimized component count is required. The TPS53317 features two switching frequency settings (600 kHz and 1 MHz), synchronous operation in skip (low ripple) mode, integrated droop support, external tracking support, pre-bias startup, output soft discharge, integrated bootstrap switch, power good function, EN/Input UVLO protection, and both output ceramic and SP/POS/AL capacitor support. It supports supply and conversion voltages up to 6.0 V, and output voltages adjustable from 0.6 V to 2.0 V. It also provides external tracking support. ##View full text##...



電源IC TPS53314 12 A Step-down Regulator with Integrated Switcher

Tue, 31 May 2011 00:00:00 -0500 (GMT -0500)

TPS53314 is a D-CAP™ mode, 6-A synchronous switcher with integrated MOSFETs. It is designed for ease of use, low external component count, and small package power systems. This device features single-rail input support, one 20-mΩ and one 7.5-mΩ integrated MOSFET, accurate 1%, 0.6 V Reference, and integrated boost switch. A sample of competitive features include: greater than 96% maximum efficiency, 3 V to 15 V wide input voltage range, very low external component count, D-CAP™ mode control for super fast transient, selectable auto-skip and PWM operation, internal soft-start control, adjustable frequency, and no need for compensation. The conversion input voltage ranges from 3 V to 15 V, the supply voltage range is from 4. ##View full text##...



電源IC TPS55010 3V to 6V Input, 200mA Isolated DC/DC Converter

Wed, 22 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS55010 is a transformer driver designed to provide isolated power for isolated interfaces, such as RS-485 and RS-232, from 3.3V or 5V input supply. The device uses fixed frequency current mode control and half bridge power stage with primary side feedback to regulate the output voltage for power levels up to 2W. The switching frequency is adjustable from 100kHz to 2000kHz so solution size, efficiency and noise can be optimized. The switching frequency is set with a resistor or is synchronized to external clock using the RT/CLK pin. To minimize inrush currents, a small capacitor can be connected to the SS pin. The EN pin can be used as an enable pin or to increase the default input UVLO voltage from 2.6V. With the same transformer the TPS55010 can provide a solution for different input and output voltage combinations by adjusting the primary side voltage. ##View full text##...



電源IC TPS65138 Dual output AMOLED display power supply

Thu, 21 Apr 2011 00:00:00 -0500 (GMT -0500)




電源IC TPS65930 統合パワー・マネージメント IC、3 DC/DC、4 LDO、オーディオ・コーデック、USB HS トランシーバ内蔵

Wed, 25 May 2011 00:00:00 -0500 (GMT -0500)

The TPS65920/TPS65930 devices are power-management ICs for OMAP™ and other mobile applications. The devices include power-management, a universal serial bus (USB) high-speed (HS) transceiver, light-emitting diode (LED) drivers, an analog-to-digital converter (ADC), a real-time clock (RTC), and embedded power control (EPC). In addition, the TPS65930 includes a full audio codec with two digital-to-analog converters (DACs) and two ADCs to implement dual voice channels, and a stereo downlink channel that can play all standard audio sample rates through a multiple format inter-integrated sound (I2S™)/time division multiplexing (TDM) interface. These optimized devices support the power and peripheral requirements of the OMAP application processors. ##View full text##...



電源IC TPS65920 統合パワー・マネージメント IC、3 DC/DC、4 LDO、USB HS トランシーバ内蔵

Wed, 25 May 2011 00:00:00 -0500 (GMT -0500)

The TPS65920/TPS65930 devices are power-management ICs for OMAP™ and other mobile applications. The devices include power-management, a universal serial bus (USB) high-speed (HS) transceiver, light-emitting diode (LED) drivers, an analog-to-digital converter (ADC), a real-time clock (RTC), and embedded power control (EPC). In addition, the TPS65930 includes a full audio codec with two digital-to-analog converters (DACs) and two ADCs to implement dual voice channels, and a stereo downlink channel that can play all standard audio sample rates through a multiple format inter-integrated sound (I2S™)/time division multiplexing (TDM) interface. These optimized devices support the power and peripheral requirements of the OMAP application processors. ##View full text##...



電源IC TPS54062 4.5V ~ 60V 入力、0.20A、同期整流、降圧 SWIFT™ コンバータ

Tue, 31 May 2011 00:00:00 -0500 (GMT -0500)

The TPS54062 device is a 60V, 50-mA, synchronous step-down converter with integrated high side and low side MOSFETs. Current mode control provides simple external compensation and flexible component selection. The non switching supply current is 89 µA. Using the enable pin, shutdown supply current is reduced to 1.7 µA. Under voltage lockout is internally set at 4.5V, but can be increased using the accurate enable pin threshold. The output voltage startup ramp is controlled by the internal slow start time. Adjustable switching frequency range allows efficiency and external component size to be optimized. Frequency fold back and thermal shutdown protects the part during an overload condition. ...



電源IC TWL6030 TWL6030 完全統合型パワー・マネージメント、スィッチモード・チャージャ

Mon, 27 Jun 2011 00:00:00 -0500 (GMT -0500)

The TWL6030 device is an integrated power-management integrated circuit (IC) for applications powered by a rechargeable battery. The device provides seven configurable step-down converters with up to 1.6A capability for memory, processor core, I/O, auxiliary, preregulation for LDOs, etc. The device also contains 11 LDO regulators that can be supplied from a battery or a preregulated supply. Power-up/power-down controller is configurable and can support any power-up/power-down sequences (EPROM based). The real-time clock (RTC) provides a 32-kHz output buffer, second/minute/hour/day/month/year information, and alarm wake up. The TWL6030 supports 32-kHz clock generation based on a crystal oscillator. The device integrates a switched-mode charger allowing faster battery charge, higher efficiency, and less power dissipation. ##View full text##...



電源IC TPS62360 プロセッサ・コア電源、I2C 互換インターフェイスおよびリモート・センス付

Fri, 10 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS6236x are a family of high-frequency synchronous step down dc-dc converter optimized for battery-powered portable applications for a small solution size. With an input voltage range of 2.5V to 5.5V, common battery technologies are supported. The device provides up to 3A peak load current, operating at 2.5MHz typical switching frequency. The devices convert to an output voltage range of 0.77V to 1.4V (TPS62360/62) and 0.5V to 1.77V (TPS62361B), programmable via I2C interface in 10mV steps. Dedicated inputs allow fast voltage transition to address processor performance operating points. The TPS6236x supports low-voltage DSPs and processor cores in smart-phones and handheld computers including latest submicron processes. ##View full text##...



電源IC TPS62361B

Fri, 10 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS6236x are a family of high-frequency synchronous step down dc-dc converter optimized for battery-powered portable applications for a small solution size. With an input voltage range of 2.5V to 5.5V, common battery technologies are supported. The device provides up to 3A peak load current, operating at 2.5MHz typical switching frequency. The devices convert to an output voltage range of 0.77V to 1.4V (TPS62360/62) and 0.5V to 1.77V (TPS62361B), programmable via I2C interface in 10mV steps. Dedicated inputs allow fast voltage transition to address processor performance operating points. The TPS6236x supports low-voltage DSPs and processor cores in smart-phones and handheld computers including latest submicron processes. ##View full text##...



電源IC UCD74106 デジタル、同期整流、バック・パワー・ドライバ

Wed, 11 May 2011 00:00:00 -0500 (GMT -0500)

The UCD74106 is a complete power system ready to drive a buck power supply (). High-side MOSFETs, low-side MOSFETs, drivers, current sensing circuitry and necessary protection functions are all integrated into one monolithic solution to facilitate minimum size and maximum efficiency. Driver circuits provide high charge and discharge current for the high-side NMOS switch and the low-side NMOS synchronous rectifier in a synchronous buck circuit. The MOSFET gates are driven to 6.25 V by an internally regulated VGG supply. The internal VGG regulator can be disabled to permit the user to supply an independent gate drive voltage. This flexibility allows a wide power conversion input voltage range of 2.2 V to 18 V. Internal Under Voltage Lockout (UVLO) logic insures VGG is good before allowing chip operation. ##View full text##...






電源IC BQ33100 Supercap バッテリー残量計

Tue, 29 Mar 2011 00:00:00 -0500 (GMT -0500)

The Texas Instruments bq33100 Super Capacitor Manager is a fully integrated, single-chip, solution that provides a rich array of features for managing, charge control, monitoring, and protection, for either 2, 3, 4 or 5 series Super Capacitors with individual capacitor monitoring and balancing or up to 9 series capacitors with only the stack voltage being measured. With a small footprint of 7.8 x 6.4 mm in a compact 24-pin TSSOP package, the bq33100 maximizes functionality and safety while dramatically increasing ease of use and cutting the solution cost and size for Super Capacitor applications. Using its integrated high-performance analog peripherals, the bq33100 measures and maintains an accurate record of available capacitance, state-of-health, voltage, current, temperature, and other critical parameters in Super Capacitors, and reports the information to the system host controller over a 2-wire SMBus 1. ##View full text##...



電源IC TPS82677 600mA, High-Efficiency MicroSiP™ Step-Down Converter (Profile <1.0mm).

Mon, 06 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS8267x device is a complete 600mA, DC/DC step-down power supply intended for low-power applications. Included in the package are the switching regulator, inductor and input/output capacitors. No additional components are required to finish the design. The TPS8267x is based on a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. The MicroSiPTM DC/DC converter operates at a regulated 5.5-MHz switching frequency and enters the power-save mode operation at light load currents to maintain high efficiency over the entire load current range. The PFM mode extends the battery life by reducing the quiescent current to 17µA (typ) during light load operation. ##View full text##...



電源IC TPS65185 TPS65185 の製品プレビュー

Thu, 09 Jun 2011 00:00:00 -0500 (GMT -0500)

The TPS65185 is a single-chip power supply designed to for E Ink® Vizplex™ displays used in portable e-reader applications and supports panel sizes up to 9.7 inches and greater. Two high efficiency DC/DC boost converters generate ±16-V rails which are boosted to 22 V and –20 V by two change pumps to provide the gate driver supply for the Vizplex panel. Two tracking LDOs create the ±15-V source driver supplies which support up to 120-mA of output current. All rails are adjustable through the I2C interface to accommodate specific panel requirements. Accurate back-plane biasing is provided by a linear amplifier that can be adjusted from 0 V to –5.11 V with 9-bit control through the serial interface and can source or sink current depending on panel condition. ##View full text##...



電源IC TPS54227 4.5V to 18V Input, 2A Synchronous Step-Down SWIFT Converter

Mon, 30 May 2011 00:00:00 -0500 (GMT -0500)

The TPS54227 is an adaptive on-time D-CAP2™ mode synchronous buck converter. TheTPS54227 enables system designers to complete the suite of various end equipment’s power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54227 uses the D-CAP2™ mode control which provides a fast transient response with no external compensation components. The TPS54227 also has a proprietary circuit that enables the device to adopt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP or SP-CAP, and ultra-low ESR ceramic capacitors. The device operates from 4.5-V to 18-V VIN input. The output voltage can be programmed between 0. ##View full text##...



電源IC TPS54228 4.5V to 18V Input, 2-A Synchronous Step-Down SWIFT Converter with Light Load Efficiency

Thu, 26 May 2011 00:00:00 -0500 (GMT -0500)

The TPS54228 is an adaptive on-time D-CAP2 mode synchronous buck converter. The TPS54228 enables system designers to complete the suite of various end-equipment power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54228 uses the D-CAP2™ mode control that provides a fast transient response with no external compensation components. The adaptive on-time control supports seamless transition between PWM mode at higher load conditions and Eco-mode™ operation at light loads. Eco-mode™ allows the TPS54228 to maintain high efficiency during lighter load conditions. The TPS54228 also has a proprietary circuit that enables the device to adopt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP or SP-CAP, and ultra-low ESR ceramic capacitors. ##View full text##...



電源IC TPS62675 500mA、6MHz 高効率、降圧コンバータ

Thu, 21 Apr 2011 00:00:00 -0500 (GMT -0500)

The TPS6267x device is a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. Intended for low-power applications, the TPS6267x supports up to 600-mA load current, and allows the use of low cost chip inductor and capacitors. With a wide input voltage range of 2.3V to 4.8V, the device supports applications powered by Li-Ion batteries with extended voltage range. Different fixed voltage output versions are available from 1.0V to 2.3V. The TPS6267x operates at a regulated 6-MHz switching frequency and enters the power-save mode operation at light load currents to maintain high efficiency over the entire load current range. The PFM mode extends the battery life by reducing the quiescent current to 17µA (typ) during light load operation. ##View full text##...



電源IC TPS62671 500mA、6MHz 高効率、降圧コンバータ

Thu, 21 Apr 2011 00:00:00 -0500 (GMT -0500)

The TPS6267x device is a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. Intended for low-power applications, the TPS6267x supports up to 600-mA load current, and allows the use of low cost chip inductor and capacitors. With a wide input voltage range of 2.3V to 4.8V, the device supports applications powered by Li-Ion batteries with extended voltage range. Different fixed voltage output versions are available from 1.0V to 2.3V. The TPS6267x operates at a regulated 6-MHz switching frequency and enters the power-save mode operation at light load currents to maintain high efficiency over the entire load current range. The PFM mode extends the battery life by reducing the quiescent current to 17µA (typ) during light load operation. ##View full text##...



電源IC TPS62690 400mA、3MHz 高効率、降圧コンバータ、チップ・スケール・パッケージ

Tue, 22 Mar 2011 00:00:00 -0500 (GMT -0500)

The TPS6269x device is a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. Intended for low-power applications, the TPS6269x supports up to 600-mA load current, and allows the use of low cost chip inductor and capacitors. The device is ideal for mobile phones and similar portable applications powered by a single-cell Li-Ion battery. Different fixed voltage output versions are available from 2.2V to 2.9V. The TPS6269x operates at a regulated 4-MHz switching frequency and enters the power-save mode operation at light load currents to maintain high efficiency over the entire load current range. The PFM mode extends the battery life by reducing the quiescent current to 19µA (typ) during light load operation. ##View full text##...



電源IC TPS51317 3.3-V/5-V Input, 6A, D-CAP+ Mode Synchronous Step-down Integrated FETs Converter

Thu, 31 Mar 2011 00:00:00 -0500 (GMT -0500)

The TPS51317 is a fully integrated synchronous buck regulator employing D-CAP+™ mode architechture. It is used for 3.3-V and 5-V step-down systems where space is a consideration, high-performance and optimized component count are required. The TPS51317 features four switching frequency settings (up to 1.5 MHz), synchronous operation in SKIP, droop support, external tracking support, pre-bias startup, output soft discharge, integrated bootstrap switch, power good function, enable function and complete protection functions, and both output ceramic and SP/POS capacitor support. It supports supply and conversion voltages up to 6.0 V, and output voltages adjustable from 0.6 V to 2. ##View full text##...