Advanced Power Technology (Bend, OR) has expanded its new family of low-capacity, low gate charge MOSFETs designated POWER MOS VI. Utilizing the company's patented metal-on-polysilicon gate structure, the internal chip-gate resistances are lower in magnitude than comparable industry-standard polysilicon gate devices. This, combined with lower capacitances and gate charge, makes these MOS VI devices extremely […]
Vishay Intertechnology Inc. (Malvern, PA) has announced the release of their new Power Metal Strip resistors, TrenchFETs and Small-Signal MOSFETs. The Power Metal Strip resistors feature surface-mount packaging, resistance values as low as 1 milliohm, and operating temperature ranges between -65 degrees to +275 degrees C. The TrenchFETs offer the lowest on-resistance recorded for power […]
International Rectifier (El Segundo, CA) has added over 40 new devices, for use in isolated converters and ranging from 2V to 5V, to its industry-leading product line of primary- and secondary-side HEXFET power MOSFETs for dc/dc conversion applications. The company claims that these new primary- and secondary-side MOSFETs bring efficiency improvements of up to four […]
Siliconix Inc. (Santa Clara, CA) announced the release of three new integrated circuits aimed at power conversion applications in notebook and desktop computers. The new Si91860DY is specifically designed to regulate power for network interface cards (NIC), PCMCIA cards and PCI interface cards. The new device combines an ultra-low supply current that reduces power consumption […]
Glary Power Technology (Taiwan) recently introduced its Thin Brick Series of conversion products. This series contains two sizes with two pin-out assignments and full metal-packed dc/dc converters that are 0.34" in size. The Thin Brick Series is reliable and low in cost, reducing total component counts. The series uses ceramic capacitors to achieve predicted MTFB […]
Powerex Inc.'s (Youngwood, PA) new family of 1,700V IGBTs incorporates a newly designed planar chip that is fine-line processed. The designated K Series chip uses a buffer layer with local lifetime control to optimize on-state and switching losses. This allows the devices to be used at operating frequencies of 15kHz with 30 percent to 50 […]
International Rectifier (El Segundo, CA) has announced a new series of more than 40 dc/dc converter-specific HEXFET power MOSFETs that enable 85-percent-plus efficiency in sub-2V power systems. These power systems allow performance to be maximized in distributed-power supplies used in telecom systems, network servers and desktop computers, with advanced microprocessors from AMD, Intel and others. […]
Electrosource Inc. (San Marcos, TX) has introduced their newest member of the Horizon family, a new e-power battery that incorporates a microchip to continuously monitor the battery and alert the user to the battery condition. The Horizon C2M technology is based on a process for extruding high-purity lead over glass-fiber filaments. The glass fiber in […]
American Power Conversion (West Kingston, RI) has introduced the power-protection industry's first proactive UPS inventory management and reporting tool for groups of UPSs on a network. The PowerChute Inventory Manager enables network administrators to increase the availability of their network by proactively maintaining the health and efficiency of their UPS system. PowerChute offers administrators the […]
To help designers reduce time to market, Zetex Inc. (Commack, NY) has introduced a demonstration bread board for its ZXRD1000 Series dc/dc controller ICs. A 95 percent greater efficiency can be achieved with the ZXRD1000 Series supported by the Zetex patented SimpleSynch drive circuit. The resultant reduced complexity allows for cost savings on the ZXRD […]
Vicor Corp.'s (Andover, MA) filter/input attenuator module (FIAM) is a modular, dc input, front end providing transient protection, inrush current limiting and EMI filtering in a single, mini-sized package. The FIAM enables designers using Vicor second-generation 48Vin dc/dc converters to meet the transient immunity and EMI requirements of Bellcore, FCC, ETSI and European Norms. It […]
The new DPU1U Series from Unipower Telecom Corp. (Coral Springs, FL) is claimed to provide the ultimate flexibility in combining fuses, circuit breakers and low-voltage disconnects in a dual A/B panel. The panels are only mounting plate (1.75") high and are equipped with universal brackets that permit mounting in either a 19" or 23" relay […]
ON Semiconductor LLC (Phoenix, AZ) launched its next-generation, high-voltage MOSFETs, offering a 30-percent reduction in RDS(on) and a lower gate charge over its existing MOSFETs. The TMOS 7 E-FET Series are N-channel, enhancement-mode silicon gate that can be used in a range of power-management applications, including telecommunication products and switch-mode power-supply systems. Specification points previously […]
PowerSmart Inc.'s (Shelton, CT) PS334 battery-management IC brings a high level of accuracy to capacity monitoring as well as charge control and safety. The PS334 provides a high level of integration and features six programmable outputs that eliminate the need for additional components normally required for charge control or safety. OEMs can now achieve the […]
International Rectifier (El Segundo, CA) have announced the production of their first TempSENSE HEXFET power MOSFET, which can provide cost-effective temperature sensing for automotive system protection by using an on-chip temperature sensing diode. The IRLBD59N04E is a 40V, 20 mohms, N-channel MOSFET. Temperature sensing is provided by two anti-parallel, electrically isolated, poly-silicon diodes. The diode's […]