Lighting

Power Factor Correction ICs

International Rectifier (El Segundo, CA) has introduced the IR115x family of µPFC™ power factor correction (PFC) ICs for a wide variety of AC-DC applications including lighting, LCD/PDP TV and game console Switch Mode Power Supplies (SMPS), fans, air conditioners, and uninterruptible power supplies (UPS) ranging from 300 W to 8 kW.

Posted in: Products, Products, Energy Efficiency

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February's Issue of Lighting Technology Now Available

Check out the February issue of Lighting Technology for more new feature articles, videos, application stories, tech briefs, products, and more - all on the latest advances in LEDs and solid-state lighting.

Posted in: Building Technologies, News, News, Energy Efficiency

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Nanoengineering for Solid-State Lighting

This report summarizes results from a three-year Laboratory Directed Research and Development (LDRD) project. The collaborative effort of researchers from Sandia National Laboratories and Rensselaer Polytechnic Institute was supported by Sandia’s National Institute for Nano-Engineering and focused on the study and application of nanoscience and nanoengineering concepts to improve the efficiency of semiconductor light-emitting diodes (LEDs) for solid-state lighting applications.

Posted in: Briefs, Briefs, TSP, Energy Efficiency

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Digital LED Driver ICs With Flicker-Free Dimming

iWatt, Inc. (Los Gatos, CA) released two primary-side-regulated, leading- and trailing-edge-dimmable, AC/DC Digital PWM Controllers targeting 100V/230VAC offline LED lighting applications.

Posted in: Products, Products, Energy Efficiency

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LED Driver ICs

Power Integrations (San Jose, CA) offers seven new members of its LinkSwitch-PH family of LED driver ICs. Optimized for industrial and commercial settings where high efficiency and system longevity are dominant requirements, the new devices (LNK413-LNK419) are suitable for lighting applications ranging from 3 W bulbs to 55 W replacements for fluorescent lighting fixtures.

Posted in: Products, Products, Energy Efficiency

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A Trip to the WEEC

Last Thursday, I left New York for DC to check out the World Energy Engineering Congress (WEEC) held at the Washington Convention Center. Though my Amtrak train was a little slow in getting there, the show flew by in a flash.

Posted in: Waste-to-Energy, News, Biomass, Renewable Energy, Solar Power

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Updated Energy Efficiency Modeling Software Programs

The U.S. Department of Energy (DOE) has released updated versions of its EnergyPlus simulation software and OpenStudio Plug-in for Google SketchUp, which help engineers and architects design better functioning, more energy-efficient buildings.

Posted in: Building Technologies, Pollution, News, Products, News, Energy Efficiency, Greenhouse Gases

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