DrMOS Module Improves Efficiency, Saves Space
Jan 16, 2008
From Toshiba America Electronic Components, the TB7004FL multi-chip module (MCM) contains the gate drivers and MOSFETs required to build a 35-A, 30-V synchronous buck converter....
LDO Controller Boasts Low Dropout at 7 A
Jan 16, 2008
Vishay Intertechnology’s SiP21301 LDO controller uses an external n-channel MOSFET to limit dropout voltage to less than 50 mV at currents up to 7 A, while achieving 80% efficiency. The controller offers an adjustable output voltage, as well as fixed 1.2-V and 1.5-V output options.
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Power-Supply Controller Saves Space in LCD TVs
Jan 16, 2008
Maxim Integrated Products’ MAX17014 is a highly integrated, multiple-output power-supply controller for TFT-LCD TVs and monitors. ...
Hall-Effect Switch Is Battery Friendly
Jan 16, 2008
AllegroMicrosystems’ A1171 ultra-sensitive, Hall-effect switch features operation at low supply currents and voltages, making it well suited for battery-operated electronics. ...
Chipset Is Optimized for MR16-style LED Lamps
Jan 16, 2008
From Zetex Semiconductors, a dedicated chipset and reference design for MR16-compatible LED lamps significantly decreases PCB size and weight in lamp necks, lowers manufacturing costs, and reduces the component count of existing solutions by up to 50%. ...
Industrial Supplies Promise Lifetime Warranty
Jan 16, 2008
Lambda has announced that new purchases of its HWS series of single-output, industrial-grade, power supplies now include a limited lifetime warranty, which the company describes as a “first” in the industry....
Ballast Design Makes CFLs More Dimmable
Jan 9, 2008
Engineers from PureSpectrum have developed an electronic ballast circuit design that enables compact fluorescent lamps to be fully dimmable using a standard dimming device. ...
Full Brick Delivers 700 W for RF Amps
Jan 9, 2008
Power-One's FBA48T25280 700-W full brick dc-dc converter provides a 25-A, user-adjustable 16.8-V to 32.2-V output....
Motor Controller ICs Feature Commutation Logic
Jan 9, 2008
From Allegro MicroSystems come two automotive-grade (temperature and voltage rated) three-phase BLDC motor controller ICs. ...
Stacked Film Caps Promise Better Stability than MLCCs
Jan 9, 2008
NIC Components’ NSHC and NSPU series of stacked film chip capacitors combine small component size with stability under voltage, stability over time, immunity from cracking and low dielectric loss. ...
IC Charges Single or Dual-Cell Li-ion Packs
Jan 9, 2008
From Advanced Analogic Technologies, the AAT3663 is a 1-A linear battery charger IC capable of charging up to two Li-ion cells in series. ...
60-A Filter Targets Noisy Industrial Applications
Jan 2, 2008
Tyco Electronics has expanded its S Series family of Corcom filters with its smallest, multi-stage package for a 60-A filter designed for high-noise industrial environments. ...
Multi-Output Controllers Integrate Greater Functionality
Jan 2, 2008
Intersil’s ISL8501 and ISL8510 are multiple-output standard buck ICs that integrate critical power management functions including enhanced fault protection to lower the number of components and save board space in point-of-load applications. ...
MOSFET Boosts Efficiency in Paralleled Server Supplies
Jan 2, 2008
From STMicroelectronics, the STV300NH02L power MOSFET provides micro-ohm on-resistance to reduce losses in power supply systems such as server applications where n-channel MOSFETs are used to parallel power supplies. ...
Building Block Shrinks Buck Converters
Jan 2, 2008
An addition to International Rectifier’s iPOWIR integrated power conversion stage product line, the iP1206 is designed for two-phase single-output buck converter applications up to 30 A or dual independent outputs up to 15 A. ...
Low-Noise LDOs Come In 2-mm x 2-mm Package
Jan 2, 2008
From Maxim Integrated Products, the MAX8902A/MAX8902B are 500-mA, low-noise, low-dropout linear regulators offered in thermally enhanced, 2-mm x 2-mm TDFN packages....
Compact Package Shrinks MOSFET Footprint
Dec 19, 2007
Alpha & Omega Semiconductor now offers a monolithically integrated Schottky diode and the company's advanced MOSFETs in a compact DFN3x3EP package....
Current Sense Amp Features Wide Input Range
Dec 19, 2007
Linear Technology’s LT6105 is a precision current sense amplifier with an input common mode range that extends from –0.3 V below V-, up to 44 V above V-. ...
MOSFET-Schottky Chip Improves DC-DC Efficiency
Dec 19, 2007
Vishay Intertechnology’s single-chip power MOSFET and Schottky diode device is said to improve operational efficiency by up to 6% in dc-to-dc conversion applications compared with circuits using previous monolithic devices. ...
Chip Brings Two-Phase PFC Benefits To Higher Power Systems
Dec 19, 2007
The UCC28070 from Texas Instruments is a single-chip, interleaved power factor correction controller for multi-kilowatt communications, server and industrial systems. ...
High-Performance Terminal Blocks Save Time, Space
Dec 12, 2007
Phoenix Contact’s SPT 5 pc board terminal blocks provide fast wiring of conductors for power applications in a compact form factor. ...
Wirewound Inductor Achieves High Current Rating
Dec 12, 2007
Taiyo Yuden's NR6045T series of wirewound power inductors for choke coils in dc-dc converter applications are rated for currents from 0.8 A to 8.5 A. ...
Thin-Film Battery Attains Commercial Availability
Dec 12, 2007
Cymbet has announced commercial availability of its EnerChip thin-film battery products, the first commercial solid-state, highly rechargeable thin-film battery technology for the semiconductor industry. ...
