EDN

Driving LEDs with Constant Current Source

The LED driver automatically adjusts the output voltage to keep the output current constant and therefore the light output constant. This works with a single LED or with a chain of string of LEDs ...
EDN

10-Port Constant-Current LED Driver

The MAX6946/MAX6947 I²C-/SMBus™-compatible, serial-interfaced peripherals provide microprocessors with 10 I/O ports rated to 7V. Each port can be configured as a 2.5mA to 20mA constant-current LED ...
Electronic Design

Miniature DIP, DC/DC, Constant Current LED Drivers

Available now from MicroPower Direct, the LDM12-xx series is a family of miniature, DC/DC LED drivers specifically designed to power/control high brightness LEDs. These units feature a constant ...
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Dead-Easy LED Bulb Repair Using a Constant Current Driver

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...
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 ...