Philips Semiconductors (Sunnyvale, CA) announced the CapFREE family of capacitor-free LDOs. The first memeber in the family, the 150mA SA57000-xx offers fixed-output voltages between 2.5V and 3.6V. It requires no capacitor because its outputs are stable regardless of the ESR. "Eliminating capacitors with our CapFree family is a breakthrough that resonates with system designers everywhere," […]
Fairchild Semiconductor (San Jose, CA) unveiled a new family of 500V, fast-recovery MOSFETs designed to enhance performance in telecommunications and server power...
Vishay Intertechnology (Malvern, PA) has launched a new solid tantalum chip capacitor that it claims features the industry's lowest ESR rating for...
Gowanda Electronics (Gowanda, NY) introduced a new series of vertical, surface-mount, toroidal power inductors. This new SMP 2007 Series consists of miniaturized...
Maxim Integrated Products (Sunnyvale, CA) announced the new MAX1864/MAX1865 power-supply controllers. Operating off an unregulated dc supply, the MAX1864 generates three positive...
Fairchild Semiconductor (San Jose, CA) has announced the FAN5066, a synchronous-mode monolithic dc/dc controller capable of providing an output voltage as low...
Maxim Integrated Products (Sunnyvale, CA) announced the new MAX1838, a dual current-limited USB switch with auxiliary input supply. Each switch meets all IEC specifications for USB ports and is guaranteed to supply 500mA from either of two input supplies. A control pin selects the power source from either the main or auxiliary supply. The MAX1838 […]
Payton America Inc. (Boca Raton, FL) announced a new series of SMT planar inductors designed for use in the output filter of low-profile power modules. The inductors measure 20mm x 20mm x 8.2mm and are available up to 40A. They have resistance as low as 0.6mohms. One to eight turns are available for inductances up […]
National Semiconductor Corp. (Santa Clara, CA) has introduced three new voltage supervisory circuits in its LM37xx family with factory-programmability. The devices are suitable for use in space-constrained portable and battery-powered applications such as PDAs, cellular phones and information appliances. The circuits are available in both the extended temperature range (from -40 to 125 degrees C) […]
Microchip Technology Inc. (Chandler, AZ) has introduced two precision voltage references that are capable of sourcing up to 2mA of load current while operating at 100µA. According to the company, the devices are ideal for use in cellular phones, precision power supplies and instrumentation. The 2.5V MCP1525 and 4.096V MCP1541 feature an initial accuracy of […]
A new series of Schottky diodes providing superior capacitance, a low-forward-voltage drop, and a very high single-surge current rating was announced by Vishay Intertechnology Inc. (Malvern, PA). Devices in the Vishay Telefunken series will be used for MOS protection; for steering, biasing and coupling functions in logic-level applications where fast switching is required; in dc-to-dc […]
The first device in an emerging product family, the ZXCT1009 high-side current-sense monitor in a SOT23 package is one of the latest...
Square D (Palatine, IL), a division of Schneider Electric (Paris, France), introduced the new PHASEO dc power supplies, which provide engineers, integrators and panel-builders with a compact, highly stable dc voltage output. The new units have dependable integrated overload, short-circuit, and over-voltage and under-voltage protection. They are accurate to three percent, regardless of the load […]
A small, low-voltage regulator for power-up sequencing in microprocessors is now available from Micrel Semiconductor (San Jose, CA). Capable of providing up to 150mA, the new MIC5248 is equipped with power-good output. According to the company, this power-good feature of the MIC5248 makes it ideally suited for power-up sequencing in microprocessors. It alerts the processor […]
Fairchild Semiconductor (San Jose, CA) announced the new FAN5091 two-phase, single-chip, synchronous buck controller with integrated high-current super drivers. The FAN5091 is...