An alternate way of driving LEDs

by Tim Whitaker, LEDs Magazine, Apr 01 2008

Focus:
Ac-driven LEDs are emerging as an alternative to conventional LEDs that require dc power sources. The new light sources can eliminate the need for ac-dc power supplies in offline LED lighting applications. AC-driven LED sources use either special AC-driven emitters or using conventional emitters in configurations that accomodate ac power. Article discusses the ac- powered LED options that are available from vendors.

What you’ll learn:

• How to eliminate requirements for ac-dc power supplies by using ac-powered LED light sources

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