Siliconix Inc., an 80.4-percent-owned subsidiary of Vishay Intertechnology Inc. (Malvern, PA) announced the release of the first ESD-protected devices in its lead-less ChipFET power MOSFET series. The new p-channel devices, which occupy a footprint measuring 3.05mm x 1.80mm, are suitable for use in load switching, battery-charger switching and power amplifier switching in cellular phones, PDAs […]
Maxim Integrated Products (Sunnyvale, CA) debuted its new MAX1813 step-down controller. Intended for core CPU dc/dc converters in notebook computers, the controller features a five-bit DAC adjustable output. Maxim claims that the controller has ultra-fast transient response, high dc accuracy and high efficiency. The MAX1813 features +/-1 percent Vout accuracy over line. It has an […]
Oriental Motor USA Corp. (Torrance, CA) announced its new, miniature size 11 (28mmsq) AlphaStep motor and driver, available in two stack lengths....
DCH Technology Inc. (Valencia, CA) has unveiled its third-generation, higher-power, portable fuel cells. The first unit demonstrated stands less than 2ft high with a footprint of less than 2.5sqft while delivering a continuous 1kW of power with peak power of nearly 2kW. DCH is targeting the fuel cells to markets such as remote field power; […]
Sensitron Semiconductor (Deer Park, NY) announced the development of new, open construction single- and three-phase bridge rectifier assemblies. The new assemblies offer thermal impedance as low as 0.5 degrees C per Watt, with working reverse voltages from 150V to 1,000V. The devices are suitable for high-current applications and feature isolated diodes for direct heatsink mounting. […]
Semtech Corp. (Newbury Park, CA) announced the SRV05-4 four-channel, low-capacitance, transient-voltage suppressor (TVS) protection array, the newest addition to its RailClamp TVS product family. Applications for the SRV05-4 include monitors and flat-panel displays, video graphics cards, cellular phone SIM ports, notebook computers, hand-held computers and PDAs, as well as high-speed data lines and digital video […]
Texas Instruments (TI, Dallas, TX) announced the OPA2677 high output current operational amplifier. Operating on a single 12V supply, the OPA2677 consumes 9mA/chan quiescent current to deliver a 500mA peak output current. The guaranteed minimum output current is greater than 380mA with low harmonic distortion. The OPA2677 is packaged in an SO-14. Two logic-control lines […]
Toshiba Battery Co. Ltd. (Japan) has developed a compact UPS that can fit inside a PC. The Smart Nonstop Power Supply System was developed in cooperation with computer power-supply maker Nihon Protector Co. (Japan). The Smart Nonstop Power Supply System utilizes small, thin nickel-hydrogen batteries and a single voltage converter in place of the conventional […]
Maxim Integrated Products (Sunnyvale, CA) has debuted the MAX1844 single PWM controller. Claimed to have high efficiency, excellent transient response, and high dc output accuracy, the controllers are suitable for use in CPU core, chipset, DRAM and other low-voltage supplies. Features of the MAX1844 include a 1-percent Vout accuracy over line and load, Quick-PWM with […]
Siliconix Inc. (Santa Clara, CA), a subsidiary of Vishay Intertechnology (Malvern, PA), announced that it is now shipping a new series of...
General Semiconductor Inc. (Melville, NY) has introduced its first family of fixed and adjustable LDO voltage regulators, the GS1117 family. The new...
Axiomatic Technologies Corp. (Canada) announced the release of a dc/dc converter. The new converter provides 24Vdc power suitable for 24V solenoids, relays and other electrical systems. The unit is fully sealed and potted in an enclosure to protect against moisture, shock and vibration. Power from a battery or other source, at a nominal 48Vdc, is […]
International Rectifier (IR, El Segundo, CA) announced a new process technology for IGBTs and FREDs that it claims delivers 70 percent faster turn-off time than previous-generation devices and more than 20 percent lower power loss. The new technology is optimized for IGBTs and FREDs used in bridge-type inverters found in motor drives, welders and UPSs. […]
Zinc Matrix Power Inc. (Santa Barbara, CA) announced its new Silver Polymer batteries, which are in routine use on the Chicago Mercantile Exchange trading floor. The rechargeable batteries allow hand-held wireless-network-connected trading computers to run all day. In addition to their use in Chicago, the batteries are in pilot testing by a brokerage on the […]
Kyocera Solar Inc. (Scottsdale, AZ) announced the nationwide availability of a full line of standardized, rooftop-mounted solar-energy systems called the Kyocera Solar MyGen systems. The systems are designed to convert sunlight into utility-quality ac power that can be used by a residence or business, or automatically sold back to the electric utility company. Twelve complete […]