Cree LED achieves 254 lumen/watt on SiC, optimized chip/packaging tech

April 13, 2012 – BUSINESS WIRE — Light-emitting diode (LED) maker Cree Inc. (Nasdaq:CREE) achieved 254 lumen/watt on a white-light, power LED in research. The correlated color temperature is 4408 K.

Testing occurred at standard room temperature and 350mA. Cree’s previous R&D industry record was 231 lumens/watt.

The R&D LED uses elements of Cree’s SC3 Technology Platform, which is used in Cree’s XLamp LEDs. SC³ combines Cree’s advanced silicon carbide (SiC) technology, with an advanced LED chip architecture and phosphor, and a new LED package design.

Cree makes LEDs and LED lighting products, as well as semiconductor products for power and radio frequency (RF) applications. Internet: www.cree.com.

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