Vishay Intertechnology (Malvern, PA) recently announced its power MOSFET chip set designed to improve the efficiency of dc/dc conversion circuits in notebook PCs. According to the company, the new chip set works with popular controller ICs from Vishay to deliver improvements in efficiency on the order of five percent compared with previous power MOSFET devices. […]
California Eastern Laboratories (CEL, Santa Clara, CA) recently introduced two new NEC ultra high-speed 10 Mbps optocouplers. The PS9611 comes in an 8-pin DIP package with high CMR (10kV/us) and breakdown voltage of 370V. The PS9711 comes in a 5-pin SOP package with high CMR (10kV/us) and 2500Vrms. In quantities of 10,000 pieces, pricing for […]
Cherry Semiconductor Corp. (East Greenwich, RI) recently announced its new three-phase buck controller, the CS5303. The CS5303, in a low-profile 28-pin SOIC, is claimed to be the first device to integrate six on-chip synchronous gate drivers and an active current-sharing algorithm. According to Cherry, the CS5303's feature-rich architecture saves board space, lowers overall solution cost, […]
TelCom Semiconductor Inc. (Mountain View, CA) recently announced two new additions to their proprietary line of fan controllers: the TC647 and TC649. The TC647 and TC649 are stand alone, low-cost fan managers that integrate a pulse width modulation (PWM) fan speed controller with start up timer and fan fault detection circuitry. The fan speed control's […]
AVX Corp. (Myrtle Beach, SC) has recently expanded its feedthru capacitor line with the introduction of a 1206 array, providing reduced component...
Unitrode Corp. (Merrimack, NH) recently introduced a family of low-voltage synchronous buck controllers designed for on-board power and other dc/dc power conversion...
Philips Semiconductors (Netherlands) recently announced the TEA1202T Battery Power IC. The TEA1202T is designed to operate portable devices, such as cellular phones, personal digital assistants (PDAs), MP3 players and minidisk players from single-cell NiCd/NiMH or primary cell while extending operating time. According to Philips, the chip increases times for portable devices through conversion efficiencies of […]
Unitrode Corp. (Merrimack, NH) recently introduced a family of low-voltage synchronous buck controllers designed for on-board power and other dc/dc power-conversion applications in the EDP, data communication and telecommunication markets. The UCC3585 features an industry-low input voltage (2.7V to 6.0V) operation that is compatible with 3.3V only, battery input and other low-voltage systems, according to […]
Unitrode Corporation (Merrimack, NH) recently announced the bq2052 Benchmarq Gas Gauge IC for capacity monitoring of primary lithium battery packs. The bq2052...
Vishay Intertechnology, Inc. (Malvern, PA) has announced that it is sampling the industry's first power MOSFETs in a leadless, 1206 surface-mount package with a total footprint of 3.05mm by 1.80mm. The new Vishay Siliconix ChipFET power MOSFETs occupy approximately half the board area required by a leaded TSOP-6. This specification allows designers to reduce the […]
Texas Instruments (TI, Dallas) recently introduced four new families of 500 and 750mA low-dropout voltage regulators (LDOs). These de-vices are designed to...
IXYS Corporation (Santa Clara, CA) announced the availability of two HiPerFET Power MOSFETs at a new industry voltage level of 150V. The new devices are claimed to deliver up to a 30 percent decrease in on-resistance compared to similar 200V rated MOSFETs, resulting in cooler device operation and improved circuit efficiency. The IXFH70N15 is a […]
TelCom Semiconductor Inc. (Mountain View, CA) recently announced two new additions to their proprietary line of fan controllers, the TC647 and TC649. The TC647 and TC649 are stand-alone, low-cost fan managers that integrate a pulse width modulation (PWM) fan speed controller with start-up timer and fan-fault detection circuitry. The fan speed control's PWM is claimed […]
Vishay Intertechnology Inc. (Malvern, PA) has announced that it is sampling the industry's first power MOSFETs in a leadless, 1206 surface-mount package with a total footprint of 3.05mm x 1.80mm. The new Vishay Siliconix ChipFET power MOSFETs occupy approximately half the board area required by a leaded TSOP-6. This specification allows designers to reduce the […]
Texas Instruments (TI, Dallas, TX) recently introduced four new families of 500mA and 750mA low-dropout voltage regulators (LDOs). These devices are designed to prolong life in DSP-based applications or portable systems. They offer a transient response time of just two microseconds (0mA to 500mA), allowing designers to improve their system reliability while maintaining a well-regulated […]