Cirrus Logic Inc. introduced a digital LED controller that directly solves dimmer compatibility issues that have been a major barrier to consumer adoption of LED retrofit bulbs. Cirrus Logic Inc.

The LM3445 constant-current controller uses a forward or reverse phase-controller triac to enable offline, uniform, flicker-free dimming of high-brightness LEDs. The device has a 100-to-1 range of ...

The MP4020 is a primary-side–control LED lighting controller with TRIAC dimming. Primary-side control can significantly simplify the LED lighting driving system by eliminating the opto-coupler and the ...