National Semiconductor Corp. (Santa Clara, CA) recently introduced the LM3525/26 single- and dual-port USB power switches and protection devices. According to National, the LM3525/26 provides over-current protection and power switching for USB downstream ports. They supply power to a USB tree of devices, notifying their controllers when over-current, over-temperature or under-voltage fault conditions are detected. […]
Burr-Brown Corp. (Tucson, AZ) recently announced the INA138, a miniature current-shunt monitor designed for use in current-measurement applications. The INA138 converts a differential input voltage to a current output. This current is converted back to a voltage with an external load resistor that sets any gain from one to over 100. According to Burr-Brown, the […]
The Power Sources Manufacturer's Association (PSMA, Mendham, NJ) recently completed its report describing cutting-edge electrical and mechanical design in the power electronics industry. The report, Trends in Power Supply Design and Packaging, also describes the likely improvements that will occur in the industry over the next five years. The 420-page, two-part report includes the collaborative […]
Microsemi Corp. (Santa Ana, CA) recently announced that its Linfinity Division (Garden Grove, CA) has received a second patent covering unique design aspects of its RangeMAX ICs used in lighting the LCDs found in computer and mobile telecommunications products. The US Patent No. 5923129 covers a method for reducing the number of components needed to […]
International Rectifier (IR, El Segundo, CA) recently announced what it claims is a comprehensive roadmap for power-conversion components and packaging capabilities aimed at maintaining isolated and buck dc/dc converter efficiency. "Our new dc/dc roadmap is focused on providing the power-conversion component and packaging technology to power advanced microprocessors at under 1V, a key enabling factor […]
Global Communication Semiconductors Inc. (Torrance, CA) recently announced it has achieved ISO 9002 certification. The company provides compound semiconductor foundry services to the telecommunication and high-speed networking industries. "'Quality first' is our commitment to foundry customers," said Owen Wu, president and CEO. "The quality of our wafers and manufacturing process is deeply instilled into the […]
SatCon Technology Corp. (Cambridge, MA) recently announced that it will build fuel cell power converters for H Power Corp. (Belleville, NJ). The SatCon power converters will convert dc electrical output from H Power's fuel cell systems into useful ac electrical power. "We are pleased to be working with H Power on their fuel cell power-generation […]
General Semiconductor Inc. (Melville, NY) recently announced that Andrew M. Caggia, CFO, has resigned and that Robert J. Gange, vice president and controller, would serve as acting CFO until a replacement can be named. "Andy made many valuable contributions to General Semiconductor, most notably playing a key role in establishing us as a stand-alone, publicly […]
ON Semiconductor LLC (Phoenix, AZ) recently announced that its board of directors has elected Steve Hanson to the position of CEO effective immediately. Hanson will continue to serve as president of the company. "Steve's appointment is a direct result of his vision, leadership and dedication, which enabled the creation of this company," said Curtis Crawford, […]
STMicroelectronics Inc. (Dallas, TX) recently reported financial results for the fourth quarter and year ended December 31, 1999. Net revenues increased 30.5 percent to $1,478.2 million in the 1999 fourth quarter, up from $1,132.7 million in the year-ago period. This represents a sequential net-revenue increase of 16 percent in comparison to the 1999 third quarter. […]
Endicott Research Group Inc. (Endicott, NY) has introduced the DMB Series of closed-loop dc-to-ac inverters. The DMB Series is designed to provide...
Lambda Electronics Inc. (Melville, NY) has recently broadened its modular products line with the new UltraFlex 1,500W converter, making the UltraFlex Series available in 400W, 600W and 1,500W packages, and the entire modular family available to power 100W to 1,500W application requirements. According to Lambda, the UltraFlex power supplies provide custom-like solutions in a standard […]
Dyna Hitech Power Systems Ltd. (India) recently introduced the DXXX family of switch-mode power supplies. The units are designed with an input range between 90Vac and 264Vac at 47Hz to 63Hz, and have a nominal output of 24V, which is adjustable between 21V and 28V. The device is designed to require no minimum loading and […]
Schaefer Inc. (Ashland, MA) has introduced the programmable C5800-e Series of 12kW, 6U/9U high, 19" rack, compatible dc/dc and ac/dc converters. All...
International Rectifier (IR, El Segundo, CA) introduced the IR1175 synchronous rectification IC (SRIC), a single-chip, application-specific IC designed to provide optimized gate drive for the MOSFETs configured as synchronous rectifiers in the secondary side of an isolated dc/dc converter. The IR1175 SRIC programs the gate drives to ensure that the losses through the synchronous rectifiers […]