| Intersil driver MOSFETs shrink to micro-leads
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2002-05-20 |
| Three entries to Intersil Corp.'s Endura line of driver MOSFETs in MLFPs target designs in which board real estate and power dissipation are significant concerns. |
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| Fairchild MOSFETs eliminate external charge pump circuit
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2002-05-20 |
| Fairchild Semiconductor has introduced a line of p-channel BGA MOSFETs that eliminate the need for external charge pump circuitry, and are 2.5V/4.5V gate-drive specified. |
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| Siliconix controller provides 95 percent conversion efficiency
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2002-05-20 |
| The Si9137 power supply controller from Vishay Siliconix provides 95 percent conversion efficiency synchronous rectification and helps maximize battery life in portable products. |
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| Linear Tech controller powers AMD Hammer CPUs
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2002-05-17 |
| Designed for use in AMD's 64-bit SledgeHammer and ClawHammer CPUs, the LTC3719 synchronous step-down controller integrates four MOSFET drivers that are capable of driving substantial gate capacitance |
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| Toshiba photorelays are noise-free
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2002-05-13 |
| Toshiba Corp. has announced the availability of its line of photorelays that eliminate the use of mechanical contacts used by conventional relays, providing a reliable and noise-free operation. |
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| Fairchild PWM controllers suit AMD processors
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2002-05-08 |
| Fairchild Semiconductor has announced the release of the FAN5240 two-phase PWM controller to meet the core power requirements of AMD's Athlon 4 and mobile Duron processors. |
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| IR ships active clamp reset MOSFETs
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2002-05-06 |
| International Rectifier has released the IRF6126 and IRF6217 p-channel HEXFET power MOSFETs designed specifically for active clamp reset circuits in 48V isolated dc/dc converters using forward converter, flyback, or similar topologies. |
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| Fairchild 30V MOSFETs pair for high-side, low-side apps
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2002-05-03 |
| Fairchild Semiconductor has added the FDS6688 to its 30-volt n-channel PowerTrench MOSFET portfolio to provide optimized combined high-side/ low-side switch efficiency in synchronous-rectifier designs |
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| Vishay PowerPAK MOSFETs beat the heat
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2002-04-30 |
| Vishay Intertechnology says that seven power MOSFETs in its PowerPAK SO-8 family save board space, improve thermal performance and lower the overall cost for dc/dc converters in desktop PCs, notebooks, laptops, servers, routers and networking systems. |
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| IR MOSFETs deliver 25 percent lower on-resistance
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2002-04-30 |
| The IRF7754, IRF7755, IRF7756, and IRF7757 dual-power MOSFETs from International Rectifiers deliver up to 25 percent lower on-resistance than similar competing devices, thereby improving power system efficiency and extending the battery life of portable electronic equipment. |
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| Intersil PWM controller is flexible
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2002-04-23 |
| Intersil Corp.'s Endura ISL6557 is a two- to four-phase PWM controller with 5-bit voltage identification for next-generation processors. Combined with the company's HIP660XA series MOSFET drivers, the PWM controller provides an efficient core power solution and application flexibility for loads from 30A to >100A |
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| Zetex offers motor controllers for 100W fans
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2002-04-05 |
| The ZXBM2000 series of fan motor controllers integrates rotational speed sensing, locked rotor detection, and automatic recovery functions, and is targeted for variable speed control of two-phase, dc brushless fan and blower motors up to 100W. |
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| Linear Tech dc/dc controller designed for 30W apps
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2002-04-03 |
| Intended for 30W applications, the LTC3704 current-mode positive-to-negative dc/dc controller drives an external MOSFET to deliver more power than integrated inverting switching regulators and charge pumps |
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| Linear Tech dc/dc converter chip delivers up to 200A to sub-1V loads
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2002-03-19 |
| Designed to power network processors and graphic chips, the LTC1629-6 PolyPhase synchronous step-down controller delivers up to 200A of output current to sub-1V loads as low as 0.6V. |
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| IR MOSFETs have 50 percent lower on-resistance
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2002-03-11 |
| International Rectifier has announced the availability of its IRL3713 series of HEXFET power MOSFETS that feature a maximum on-resistance of 3 milliohms—50 percent lower than previous products. |
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