LED driver designs can deliver flicker-free and fast startup dimming performance while still providing high power factor and efficiency, writes Rich Miron Dimming performance of LED lamps in legacy ...
Fig 1. This voltage regulator circuit (a) uses green LEDs as both the stabilization elements and as the voltage indicators at the front-panel switch (b). Fig 2. The addition of resistor R4 to the ...
Solid-state-lighting applicationsare quickly moving into themainstream. Although they are moreefficient, the LEDs that produce thelow-cost light often require a complicateddriver circuit. Testing the ...
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