Lighting

High-Brightness Black Surface LED

The high-brightness black top surface tri-color PLCC-6 family of SMT LEDs from Avago Technologies (San Jose, CA) has a separate heat path for each LED dice, enabling the LED to be driven at higher current. The SMT LEDs are high-reliability devices designed for a wide range of environmental conditions.

Posted in: Products, Products, Energy Efficiency

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Multi-String Backlight Drivers

Advanced Analogic Technologies, Inc. (Santa Clara, CA) introduced its AAT1409/7/5 family of multi-string LED backlight drivers with integrated boost converters and precision current sinks that can support up to 88 LEDs at 360mA total LED current. The drivers reduce the number of backlight PCBs and cost.

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RGB LED Illuminated Pushbuttons

The KP Series of illuminated miniature pushbutton switches from NKK Switches (Scottsdale, AZ) provide design engineers options that complete front panels needing an innovative look and feel. The devices are available with built-in RGB LED illumination, allowing the full color spectrum to be utilized to create unlimited color combinations.

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LED Driver for Automotive Headlamps

ROHM Semiconductor (San Diego, CA) introduces the Model BD8381EFV-M high-brightness LED driver for automotive forward illumination applications. With this flexible IC, designers can specify the same driver for use in high-beam, low-beam, and daytime running light (DRL) circuits.

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Graphite Foam Technology Cools LED Light Fixtures and Extends Lifespan

Graphite foam technology developed by James Klett of Oak Ridge National Laboratory's Materials Science and Technology Division extends the life of light-emitting diode lamps and has been licensed to LED North America (Oak Ridge, TN).

Posted in: News, News, Energy Efficiency

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Magnetic Energy Recovery Switch Controls Electrical Flow for Lighting

The Office of Naval Research Global (ONR Global) continues to pursue aggressive energy goals established by Secretary of the Navy Ray Mabus, with the design of a system that controls electrical flow for lighting - a highly efficient platform that may spark a new era of power savings.

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

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Organic LED Light Source for Home Electronics, Medicine, and Clean Energy

Electronic products pollute the environment with a number of heavy metals before, during, and after they're used. In the U.S. alone, an estimated 70% of heavy metals in landfills come from discarded electronics. With flat screen TVs getting bigger and cheaper every year, environmental costs continue to mount.

Posted in: Pollution, News, News, Energy Efficiency

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