If you target buyers outside North America, you may find recent Forrester research and forecasts regarding worldwide mobile Internet access interesting. Forrester forecasts that by 2014, 65% of the world’s population will own at least one active mobile phone. And, earlier this year, Mary Meeker of venture capital firm Kleiner, Perkins, Caufield & Byers stated that we have … [Read more...]
Converter Family Maximizes Power Supply Efficiency, Minimizes Footprint
Power Integrations introduced HiperLCS, a family of high-voltage LLC power supply ICs that incorporate the controller, high- and low-side drivers, and both MOSFETs into a single low-cost package. Highly integrated HiperLCS ICs offer the flexibility to optimize designs either for high efficiency, with a maximum efficiency of better than 97%, or for size, by leveraging … [Read more...]
DC Fans Feature Reinforced Core Structure
Cooltron Industrial Inc.’s new line of high performance DC fans features a reinforced core structure with metal tubes using premium materials, long life bearings and cutting edge designs. Designed especially for high end applications such as cloud computing hardware, telecommunication equipment, cloud systems, fan trays, medical equipment and solar energy system, these DC fans … [Read more...]
Fluoropolymer Composite and Liquid-Crystal-Polymer Laminates
Rogers Corporation’s RT/duroid 6035HTC is a high-thermal-conductivity fluoropolymer composite that contains a unique filler system, enabling a thermal conductivity of 1.44 W/m/K while maintaining low drill wear. The thermally stable material has a z-axis dielectric constant of 3.5 at 10 GHz, low loss by virtue of a loss tangent of 0.0013 at 10 GHz, and is available with … [Read more...]
Electrical Insulation Systems Standard
IEC/TS 62332-1:2011(E) is applicable to EIS containing solid and liquid components where the thermal stress is the dominant ageing factor, without restriction to voltage class. This part specifies a dual-temperature test procedure for the thermal evaluation and qualification of electrical insulation systems (EIS). The following significant technical changes with respect to the … [Read more...]
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