Quad High-Side Solid-State Relay Saves Energy by Cutting On Resistance

December 6, 2007 9:14 am | Stmicroelectronics | Product Releases | Comments

 STMicroelectronics announced a quad high-side intelligent power switch (IPS) - the VNI4140K - which is produced using the latest generation of the company's VIPowerT technology to achieve a 50 percent saving in Rds(on) compared to earlier devices with the same die size. In addition to over-temperature protection for safe operation when current draw is too high, the switch's case over-temperature protection independently limits the PCB temperature


Low-Noise, High-Accuracy Digital-Analog Converter

December 6, 2007 5:38 am | Product Releases | Comments

Texas Instruments Inc. introduced a 16-bit, single-channel, buffered voltage-output digital-to-analog converter with linearity (1 LSB max INL), low noise (24 nV/rtHz), and fast settling time (5.0 uS). Combined with low power consumption (5mW), the DAC8881 is an option for industrial process control, automatic test equipment, data acquisition systems, and communications applications. It operates from a single +2.7V to +5.5V power supply and gives a unipolar output.


Grade 1 Automotive F-RAM Memory Devices

December 5, 2007 8:33 am | Product Releases | Comments

Ramtron International Corp. added a 4 Kb, 5V F-RAM memory device to its Grade 1 AEC-Q100-qualified automotive product line. The FM25040A-GA's serial peripheral interface (SPI) reads and writes at bus speeds up to 14 MHz and is specified to operate at 125°C and is guaranteed to retain data for 9,000 hours at that temperature. F-RAM enables rapid and frequent writes to prevent data loss and guarantee data integrity in noisy automotive environments


IC Combines Motion and Motor Control, CPU, Communications, Analog and System Functions

December 5, 2007 8:18 am | Product Releases | Comments

The M3000 motion control IC from System Semiconductor provides a system for motion control, handling time-critical motion and motor tasks in silicon to control and position multi-phase step motors. The product uses an integrated, mixed signal system-on-a-chip architecture combining major motion and motor control building blocks while simultaneously


Mean-Squared Power Detector Responds in 500 ns

December 4, 2007 6:24 am | Product Releases | Comments

Linear Technology's LT5570 provides RMS (Root-Mean-Squared) power measurement of a 40 MHz to 2.7 GHz AC signal over 60 dB dynamic range, even with a modulation crest-factor of up to 12 dB. It offers measurement accuracy of ±0.5 dB over its full dynamic range and over a temperature range of -40°C to +85°C. The device offers a full-scale rise time of


Single-Chip, Real-Time HD Video Transcoding Processor with Integrated ARM and DSP Cores

December 3, 2007 7:22 am | Product Releases | Comments

Texas Instruments is offering a DaVinci technology digital media processor for video transcoding in media gateways, multi-point control units, digital media adaptors, video security DVRs and IP set-top boxes. Wrapped with development tools and digital media software, the TMS320DM6467 processor is a DSP-based


Power MOSFET with low, micro-Ohm ON Resistance

December 3, 2007 6:38 am | Stmicroelectronics | Product Releases | Comments

STMicroelectronics' STV300NH02L power MOSFET features low, micro-Ohm ON-resistance intended to reduce losses and increase efficiency in demanding power supply systems. This new high-current N-channel device is intended particularly for the paralleling configuration power supplies that are widely used in server applications. The company's ribbon-bonding technology offers a low typical Rds(on) of 800 micro-Ohms (0.8-µOhm).


Multiple Output Controllers Feature 5V Fixed Input Voltage Capability

December 3, 2007 5:52 am | Product Releases | Comments

Intersil announced a pair of multiple-output standard buck ICs that integrate critical power management functions to suit a variety of point-of-load (POL) applicationssuch as 5V FPGA/CPLD and DSP power supplies, 12V telecom/datacom power supplies and 24V battery-powered handhelds. The ISL8501 and ISL8510 feature a 5V fixed input voltage capability and variable input voltage ranges up to 25V. The ISL8501 is a triple output controller


Integrated DC/DC Regulators Reduce Silicon Footprint

December 3, 2007 5:24 am | International Rectifier | Product Releases | Comments

International Rectifier introduced the SupIRBuck family of wide input, single output synchronous buck voltage regulators for high density, high performance data center applications. The family of point-of-load (POL) voltage regulators integrates the synchronous buck control ICs and HEXFET trench technology MOSFETs in a 5 mm × 6 mm Power QFN package.


RFID with 64-bit Embedded Cryptographic Engine

November 30, 2007 6:48 am | Atmel Corporation | Product Releases | Comments

Atmel Corp. introduced 13.56 MHz RFID devices with a 64-bit cryptographic engine, dual authentication capability, and up to 64 Kb of memory, each with up to 16 individually configurable sectors. Atmel’s CryptoRF devices are suited for proximity applications that represent cash transactions, require a permanent record of the chain of ownership, or are prone to counterfeiting. CryptoRF devices have a 64-bit embedded


Switch-Mode Device Alternatives to Linear Regulators for Energy Star Products

November 30, 2007 6:30 am | Product Releases | Comments

Enpirion introduced a 2A buck-mode device with integrated inductor technology. The company calls its EN5322QI the “LDO Killer,” which it positions as a replacement for linear regulators to meet Energy Star requirements. The part integrates all converter functionality including MOSFET switches, control and compensation, and the inductor, in a 6 mm × 4 mm × 1.1 mm QFN package, while requiring only


High-voltage Full Bridge Inverter for Increased Energy Efficiency in LCD Backlight Applications

November 28, 2007 4:43 am | Product Releases | Comments

NXP announced its high-voltage, full bridge fluorescent backlight controller IC the UBA2074 and its low-voltage twin, the UBA2072. Together, they form a family of full-bridge fluorescent backlight controller ICs, designed specifically to address the trend toward growing display sizes and supporting the increased use of high-supply voltage backlight inverters in LCD-TV applications.


Power Switch Increases Efficiency in Half-bridge Resonant Converters up to 450W

November 12, 2007 5:54 am | Fairchild Semiconductor | Product Releases | Comments

Fairchild Semiconductor’s highly integrated Green FPS power switch, the FSFR2100, increases power efficiency and system reliability, and reduces design time in resonant converter designs such as telecom power, high end audio amplifiers, large size laser printers and LCD and PDP TV power supplies. The IC features a zero voltage switching (ZVS) technique that reduces switching losses in MOSFETs and rectifiers.


High Current, Low Voltage PNP Transistors

November 6, 2007 4:00 am | Product Releases | Comments

Zetex Semiconductors has added a pair of low voltage PNP transistors to its line of low saturation, high current SOT23FF devices. The ZXTP25020CFF and ZXTP19020DFF combine standard SOT23 footprints with a reduced off-board height of less than 1 mm. The devices reduce component counts, increase power density and serve as cost-effective switchers


Multi-channel Optical Chip Enables Optical Links for Grid Networking

October 29, 2007 6:19 am | Product Releases | Comments

XLoom Communications introduced its iFlame optical chip, a multichannel, high-density, cost-effective, optical engine for grid computing and data center applications. iFlame, a chip-scale four-channel optical transceiver, is aimed at data center applications running over InfiniBand, Ethernet and Fiber Channel. The chip, implemented as an optical engine, enables high-speed, high-density interconnect applications such as Opto-electrical media converters, optical active connectors and cables as well as traditional transceivers



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