High power LED lighting is harder than it looks. Power, dimming, control, and communication collide in one design.

My home has numerous LED bulbs, be them in recessed fixtures, hanging fixtures, and standing lamps. So far two have failed. The first was a BR30 that cycled on an off with temperature, the second was ...

They’re consistently popular with the readers, which is admittedly part of my (and EDN’s) motivation to continue doing them. But I personally also find them fascinating; inevitably I come across at ...

Power Integrations has introduced a one-chip non-isolated LED driver for loads up to 22W. Capable of working from inputs from 90 to 305Vac, it is triac (and trailing-edge) dimmable on nominal 110V ...