Micrel Semiconductor (San Jose, CA) introduced the MIC2778, a flexible voltage supervisor IC for detecting low battery conditions in portable devices. Available in Micrel's IttyBitty SOT23-5 package, the MIC2778 features adjustable hysteresis and ultra-low quiescent current. The MIC2778 features a typical 1uA power supply current. Two different product grades are being offered with different accuracy: […]
Pulse Engineering Inc. (San Diego, CA) announced a new transformer package that helps to reduce the long design cycles and high costs associated with designing small, portable power supplies. The Pulse PF0082 (with an auxiliary winding) and PF0091 (without auxiliary winding) feature a PQ26/25 platform, which enables a compact switch-mode power transformer design in the […]
Vishay Siliconix (Malvern, PA) recently announced a new power MOSFET device that gives desktop computer manufacturers an affordable way to provide users with a quasi-instant power-up feature. Designed to facilitate the next generation of PCs implementing ACPI and OnNow, the new Vishay Siliconix Si4501DY switches the two voltage rails supplied by an ATX power supply. […]
Fairchild Semiconductor (South Portland, MN) reports that it expects second-quarter revenues to fall at the higher end of a range it provided six weeks ago, and that third-quarter revenues would also fall before rebounding during the fourth quarter. Fairchild also said that it expects a second-quarter revenue drop down five percent from the first quarter. […]
Microsemi Corp. (Irvine, CA) announced that it has licensed Diodes Inc. (Westlake Village, CA) to manufacture and market discrete semiconductor devices using Microsemi's patented Powermite 3 surface-mount package. Under the terms of the license, Diodes will manufacture devices having Microsemi's three-terminal Powermite packaging at its facilities in mainland China. By providing a second source for […]
Advanced Power Technology (APT, Bend, OR) announced the availability of hermetic COTS (Commercial-Off-The-Shelf) at lower costs than the military equivalent for applications...
Hitachi Ltd. (Japan) and Fuji Electric Co. Ltd. (Japan) have entered an agreement to launch a joint-venture company to engage primarily in the development and design of power semiconductors. Tentatively named Fuji-Hitachi Power Semiconductor Technologies Co. Ltd., the new company is planned to begin operations in November 1999. The two firms also announced they are […]
The TC120 from TelCom Semiconductor Inc. (Mountain View, CA) is a new 300kHz PFM/PWM step-down (Buck) dc/dc regulator/controller combination for use in systems operating from two or more cells, or in line-powered applications. Offering high current output in a space-saving SOP package, the TC120 automatically shifts to pulse frequency modulation at low loads, resulting in […]
Analog Devices Inc. (Norwood, MA) introduced the ADP3421 and ADP3410 at this week's Intel Developer Forum in Palm Springs, California. The devices are claimed to be the industry's first dc/dc converter chip set to incorporate the Intel Mobile Voltage Positioning technology. The voltage regulation technology is designed to lower power consumption of an Intel mobile […]
Microsemi Corp. (Irvine, CA) announced that it has introduced a new 7.5A LDO regulator for use with advanced video graphics controllers, microprocessors and microcontrollers. The new LX8580A features include a 650mV dropout at 7.5A output current and 250mV at 3A, fast transient response, remote-voltage sensing, 1mV load regulation, and adjustable output. The LX8580A can be […]
The second family of CMOS low dropout (LDO) voltage regulators from IMP Inc. (San Jose, CA) are claimed to offer up to...
International Rectifier (IR, El Segundo, CA) is offering two new n-channel Synchronous FETKYs which offer a reduced footprint for higher power density....
Infineon Technologies Corp. (San Jose, CA) introduced the first devices in a new generation of high-side, High-Current PROFET intelligent power switches. The new devices offer high thermal ratings and an Rds(on) of 2.5milliohms, and are capable of handling continuous amp load currents of 100A or more (450A inrush), according to Infineon.Like Infineon's recently announced miniPROFETs, […]
Cherry Semiconductor Corp. (East Greenwich, RI) introduced three new vacuum fluorescent display (VFD) driver ICs designed to eliminate excess circuitry in automotive instrumentation systems where the system microprocessor has sufficient pins to control driver ICs. The CS1084, CS1085 and CS1086 each contain a shift register, transparent data latches, a metal-mask read-only memory (ROM) and anode- […]
Zetex Inc. (Commack, NY) introduced the new ZHCS400 high-current Schottky diode in the miniature SOD323 surface-mount package. The new diode will support...