EDN

AC Powered 220V Led Circuit

This is the simple version of a white LED lamp that can be directly powered from mains. It can give ample light even for reading purpose. Capacitor Cx along with diodes D1 through D4 forms the AC step ...
Electronic Design

High Power-Factor LED Driver Converts AC Input To Power Halogen Replacement

High-brightness LEDs are an inexpensive, robust, and green replacement for halogen light bulbs. This Idea for Design shows you how to apply an AC LED driver to convert the usual 12 or 24 V AC ...
EDN

LED Lighting Circuit Protection Overview

The advent of LED lighting in the past few years has now matured to the point where sweeping changes exist in the way we think about illumination. LED lighting was once the darling of scientists and ...
Magazine

40 watts in one hand – smaller design for the LED circuits

With the new driverless AC technology of euroLighting, completely new opportunities open up for the development of LED lighting. The complete circuit with 40W including LEDs fits on a compact 80 x ...
Electronic Design

Advanced AC-Line LED Flyback Controller Packs Features, Functions

LEDs have come a very long way in performance and “comfort factor” in the past few decades for many good reasons. At the same time, the basic ac-line LED “supply” consisting of an ac/dc voltage-output ...