EDN

Capacitor selection helps achieve long lifetimes for LED lights

This presentation was originally given by Andrew Smith, product manager, LED Lighting at Power Integrations for EDN’s May 2011 live LED event in San Jose. The next free LED event will be part of ...
EDN

Using a power-distribution switch to drive LEDs

High-powered LEDs are used in a growing number of applications, including automotive lighting, camera-phone flash, entertainment lighting, location lighting, landscape lighting, flashlights, bicycle ...
Electronics Weekly

Choosing the right capacitor for LED designs

Guest columnist Naoyuki Kobayashi, senior product manager at Murata says that one problem frequently encountered when designing LED lighting circuits is that the capacitors in the circuit experience ...
Electronic Design

Use Flyback Converters To Drive Your LEDs

Peter Green explains advantages of LED drivers based on the flyback power-supply topology: They're inexpensive; they provide an isolated output that complies with UL safety requirements; they make it ...
Electronic Design

Buck LED driver with active PFC

A boost+buck two-stage LED driver is well suited for non-isolated applications in the 50 to 250W power range, offering a viable alternative to more expensive isolated LED drivers. Electrical isolation ...