Power Amplifier Input Stages Help Reduce Design Time

January 15, 2008 6:30 am | Product Releases | Comments

National Semiconductor Corp. extended its high-fidelity LME audio amplifier family with the introduction of a pair of 200V mono audio power amplifier input stages with low distortion. The LME49811 and LME49830 have scalable output power based on supply voltage and output device count. Designers can use the same base circuit design to create multiple power-level solutions up to


Multi-Chip Module has Wide Input Voltage Range

January 15, 2008 5:58 am | Product Releases | Comments

Toshiba America Electronic Components, Inc. (TAEC) expanded its power multi-chip modules (MCM) with a single package, 35A, 30V synchronous step-down converter switching module for high-current, low-voltage applications such as servers, server point-of-load modules, desktop PCs, and game machines. The 56-pin TB7004FL is compatible with Intel’s DrMOS 1.0 specifications. The main components are MOSFET gate drivers and high-side and low-side MOSFETs


High-Voltage, Single- and Dual-Supply SPDT Analog Switches with Low 3.6-Ohm On-Resistance

January 14, 2008 7:32 am | Product Releases | Comments

Vishay Intertechnology released two high-voltage, single- and dual-supply single-pole double-throw (SPDT) analog switches. The DG469 and DG470 devices are identical, except the DG470 provides an enable pin, which puts all of the switches in a high-impedance state, maintaining a “safe state” at power up and preventing accidental signal or power shorts. The new switches are


Low cost I/O and DSP-optimized Devices for Automotive Electronics

January 10, 2008 8:36 am | Product Releases | Comments

Xilinx, Inc. introduced the XA Spartan-3A and Spartan-3A DSP FPGAs for use in automotive applications. XA Spartan-3A devices are I/O-optimized for low cost per I/O in the PLD industry with up to 1.4 million system gates and 502 I/Os. They are compliant with 26 popular single-ended and differential signaling standards, and support market-specific networking standards, such as CAN, MOST and FlexRay.


Flexible Controller for Flyback Converters Reduces Parts Count

January 10, 2008 5:25 am | Stmicroelectronics | Product Releases | Comments

STMicroelectronics announced a flexible controller for high-performance flyback power converters, which can operate in fixed-frequency (FF) or quasi-resonant (QR) mode. The chip integrates protection capabilities commonly implemented with external components, and is useful for applications such as AC/DC adapters/chargers, monitors, DVD players, and set-top boxes. During light load, the chip enters a controlled burst state at low frequency with constant peak current


CCFL Backlight Inverter Drive IC is Tightly Integrated

January 9, 2008 10:46 am | Fairchild Semiconductor | Product Releases | Comments

Fairchild Semiconductor's FAN7316 and FAN7317 are CCFL backlight inverter drive ICs for N-N half-bridge, push-pull, and P-N full-bridge LCD designs. A wide input voltage range, built-in open lamp protection, and open lamp regulation eliminate up to 30 external components in traditional four-lamp circuit inverter designs. The FAN7316 runs on 4.5V to 24V, and the FAN7317 uses 6V to 25.5V. Other features are


Baseline PIC Microcontrollers Feature Non-Volatile Flash Data Memory

January 8, 2008 9:17 am | Microchip Technology Inc. | Product Releases | Comments

Microchip Technology Inc. announced the first two Baseline 8-bit Flash PIC microcontrollers with non-volatile Flash Data Memory (FDM) in 8- and 14-pin packages, the 8-pin PIC12F519 and 14-pin PIC16F526. These additions supplement the variety of integrated low pin count microcontrollers in the Baseline PIC microcontroller family. With the availability of 64 bytes of data memory—combined with an 8 MHz internal oscillator, a Device Reset Timer (DRT)


RF System-on-Chip for Home Control Applications

January 8, 2008 6:38 am | Product Releases | Comments

Zensys announced ZW0401, a fourth-generation home control chip in the Z-Wave series. It is useful as an RF control platform for A/V and home automation devices. Specifications include USB 2.0, 30 general purpose I/Os, a third-generation Triac controller, integrated IR support for universal remotes, and support for sub-1 GHz and 2.4 GHz bands


Low-Power 4 GB DDR3 Registered DIMM for Server Applications

January 8, 2008 6:13 am | Product Releases | Comments

SMART Modular Technologies Inc. introduced a low-power 4 GB DDR3 registered DIMM. The module has 8-bit DRAMs which can help reduce power consumption. It also has a quad-rank architecture an a single-register design for reduced memory bus loading. The data rate is 667 Mhz / 1333 MHz and the module is RoHS-compliant. Pricing is $400 in OEM quantities.


Low Power Tuner IC Meets ATSC A/74 standards

January 7, 2008 10:10 am | Product Releases | Comments

MaxLinear announced the MxL5007T, a TV tuner IC developed for low-cost converter, set top box (STB) and other TV systems currently being designed for the FCC-mandated 2009 digital television cutover. Measuring 5 mm × 5 mm in a 32-pin QFN package, the IC features high levels of integration (including LNAs, baluns, tracking and loop filters, and integrated


LDO Controller Offers Adjustable and Fixed 1.2V and 1.5V Output Voltages

January 4, 2008 9:22 am | Product Releases | Comments

Vishay Intertechnology released an LDO controller with adjustable and fixed output voltage options that uses external n-channel MOSFETs to provide extremely low drop-out voltages of under 50 mV at very high currents, up to 7A, with, according to the company, 80 percent efficiency. The SiP21301 device is designed for driving n-channel MOSFETs to power FPGAs, ASICs, and ASSPs in


Integrated, Low-Power, Single-Conversion Silicon Tuner Meets ATSC Requirement

January 4, 2008 7:32 am | Product Releases | Comments

Maxim Integrated Products' MAX3540 integrated, single-conversion television tuner for ATSC and NTSC applications meets the sensitivity and adjacent-channel guidelines specified by ATSC Recommended Practice A/74, while consuming 760 mW. The tuner integrates a tracking filter and high-linearity front-end. Additionally, it


Low-Power 300 MHZ to 930 MHz RF Receivers

January 3, 2008 9:45 am | Product Releases | Comments

Melexis announced the MLX71120 and MLX71121 integrated RF receiver series of automotive-qualified ICs with dual inputs. These are suited for low-cost antenna applications in unlicensed industrial-scientific-medical and short-range-device frequency bands in Europe and North America. The MLX71120 and MLX71121 feature an integrated FSK and ASK demodulator, 5 mm2 32-lead QFN package, and power range from 2.1V to 5.5V


Boost Converter Manages Multiple High-Brightness LEDs

January 3, 2008 8:55 am | Product Releases | Comments

Texas Instruments Incorporated introduced an LED driver with an integrated 40V, 1.2A switch that can drive up to three 1W LEDs in series. The TPS61165 device’s features and input voltage range of 3V to 18V allow designers to manage multiple high-power LEDs used in single-cell, battery-powered applications or point-of-load designs with a 9V or 12V bus.


Solid State Relays Cut ON Resistance By 50 Percent

January 3, 2008 8:21 am | Stmicroelectronics | Product Releases | Comments

STMicroelectronics introduced a quad high-side intelligent power switch (IPS) -- the VNI4140K -- which is produced using the latest generation of ST’s VIPower technology to achieve a 50 percent saving in Rds(on) compared to earlier devices with the same die size, officials said. The reduction in on-resistance and quiescent current saves energy through lower losses. IPS devices integrate a logic interface, drivers and protection circuits on the same chip as a power stage



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