In general terms, dimmers are devices that vary light level (intensity) of lamps by controlling the amount of power that is delivered to the lamp. Dimming can be controlled by either manual or ...

Using LEDs for lighting is an ever-more-popular application because of its high efficacy and long life. Dimmable lighting applications in residential and commercial installations will account for over ...

Power Integrations has announced a new reference design (RDK-251) for a 5-watt offline LED driver that includes flicker-free TRIAC dimming and single-stage power factor correction (PFC). The reference ...

The basic schematic of an electronic transformer (ET) includes a traditional full-bridge rectifier, a self-oscillating chopping circuit, and an output-power transformer. The self-oscillating circuit ...

To understand the technology associated with practical LED dimming we first have to look at the technology associated with triac-based incandescent lamp dimmers. The typical triac lamp dimmer circuit ...

Lutron’s Caséta family is our favorite smart in-wall lighting control, and today the company announced a specialized dimmer designed for low-voltage applications such as undercabinet, track, accent, ...