Power
Sunpower - Fanless DIN rail power supplies
Sunpower’s fanless DIN rail power supply family is ideal for applications ranging from industrial automation to domestic appliances. With output ratings from 10W up to 960W, these products efficiently match the power requirements of most panel builders. This wide power range is backed by a comprehensive set of features allowing very high power availability, reliability and efficiency, extended lifetime and reduced maintenance costs, compact ins...
Texas Instruments - 2.25-MHz, 1A DC/DC converter for USB-powered applications
Texas Instruments has introduced a 2.25-MHz DC/DC converter for USB-powered portable applications and wireless modems. The TPS62750 is a high-performance, 92 percent power-efficient, synchronous step-down converter, which can provide up to 1-A typical input current. The device supports an input voltage from 2.9 V to 6 V, allowing it to support batteries with an extended voltage range and USB-compliant power requirements.
Power Integrations - Local-Language Websites for Power Supply Designers in Asia
Power Integrations today launched four new Asian-language websites, giving engineers in China, Japan, Korea, and Taiwan easy access to a wide variety of design tools and technical information in their local languages.
High-Efficiency Power Supply Design from Power Integrations Keeps LCD Monitor Standby Usage Under 80mW
Power Integrations has today published a new Design Engineering Report (DER-229) which details the design of a 27W power supply for LCD monitors and similar applications. Based on Power Integrations’ TNY380PN, a member of the TinySwitch PK product family, the design is more than 80% efficient at full load under worst-case conditions.
Energy-efficient adapter series provides widespread compatibility
Phihong has developed a new low-cost, high-efficiency, 5W interchangeable plug adapter series for personal electronics. Designated the PSAC05R Series, the single-output 5V adapters feature interchangeable AC input clips that allow for widespread compatibility. The 5W adapters are compliant with ENERGY STAR® EPS Version 2.0 (Level V) efficiency standards and are ideal for personal electronics applications, including digital cameras, MPEG players...
150V and 200V MOSFETs feature very low gate charge for industrial applications
International Rectifier has launched a series of 150V and 200V HEXFET power MOSFETs with ultra low gate charge (Qg) for industrial applications including Switch Mode Power Supplies (SMPS), uninterruptable power supplies (UPS), inverters and DC motor drives.
Full Range 100W PFC Module with integrated EMI Filter
Martek Power has announced a new active power factor correction and harmonic attenuation module with 100 watt output power, extending the power range offered by the PFC family to 100-1000 watts. The new PF100 is a highly reliable commercial off the shelf unit designed for military and aerospace applications. Intended for use with Martek Power's 100 watt 270 VDC input DC/DC converters, this front end rectifier provides a full 100 watts of output p...
SynQor Establishes Benchmark with Super-Wide 8:1 Input Range DC/DC Converters
SynQor’s claims its IQ64 family of industry-standard half brick dc/dc converters establishes a new performance benchmark with a super-wide 8:1 input voltage range of 18-135V, which doubles the existing ultra-wide 4:1 input ratio standard. With one converter designers can now simultaneously satisfy EN50155 requirements for 36V, 48V and 72V railway systems. The IQ64 family uses SynQor’s patented two-stage topology with a constant mid-bus voltag...
Monolithic Power MOSFET and Schottky Diode Achieves 3 Milliohms On-Resistance in SO-8
Vishay Intertechnology has released the first of its monolithic MOSFET and Schottky SkyFET products to use the company’s latest TrenchFET technology. Using TrenchFET Gen III silicon, the new Si4628DY delivers the lowest on-resistance ever for a device of its type in the SO-8 package, with a maximum rDS(on) of 3 milliohms at a 10-V gate drive and 3.8 milliohms at 4.5 V.
Steatite secures MoD contract to supply Lithium cells
Steatite has secured a major new order worth in excess of £100,000 to supply batteries to the Ministry Of Defence. The contract is for Electrochem size 2/5C, high rate lithium cells and was secured against strong competition