Consumer demand and government initiatives to phase out inefficient lighting technologies are pushing expansion of LED lighting. Designers of these devices must satisfy not only end users, but also ...

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

Part 2: A 60V buck-boost controller drives high power LEDs, charges batteries and regulates voltage with up to 98.5% efficiency at 100W and higher. Part 3: Offline LED lighting simplified: A high ...

Inspired by printed circuit boards, the building block of all electronics, a Dutch designer has created an LED-based light installation that draws upon the familiar etching pattern inside most devices ...

LED replacement bulbs include integrated driver electronics employing a variety of circuit topologies. But LED light fixtures frequently require standalone LED power supplies, sometimes called modules ...

As their production costs fall, LEDs are being used more often in applications ranging from handheld devices to automotive and architectural lighting. Their high reliability (operational lifetimes of ...

This resource provides clear explanations of how switching regulators work and how voltage boosting is achieved efficiently ...

Time will always be“of the essence” for professional engineers and amateur enthusiasts alike. This can certainly be said about the process of designing circuits involving Light Emitting Diodes (LEDs).

Guest columnist Faraz Hasan, marketing and business development manager at Tyco Electronics Circuit Protection Products says that LEDs can require overcurrent protection despite built-in safety ...

One parameter has stayed the same as light-emitting diodes have begun lighting up rooms and taking over other tasks once dominated by incandescent bulbs: Even the best LEDs still dissipate about 70% ...

The exterior conceals new technology behind the bezels that make possible such features as adaptive beams and LED matrix beams, for example. Often, each LED has its own lens that is held by a fixture, ...