EDN

Constant Current LED Driver IC

The BD18377EFV-M is a serial input controlled constant-current LED driver with 10V output rating. 6 bit current calibration is available for each output while a global PWM performs dimming on all ...
EDN

Constant Current vs. Constant Voltage (LED Drivers)

LEDs for lighting are found anywhere from DIY IoT modules to commercial lighting applications and the cabins of airplanes. To run properly, these critical lighting devices require a precise balance of ...
Machine Design

Circut Ideas: LED driver lights three LED strings and provides constant voltage supply

Typical uses today include backlighting for LCD TVs, projectors, computer displays, camera flashes, and vehicle brake lights. All need constant-current LED drivers that are economical and offer high ...
Electronic Design

LED Driver’s Constant-Current Control Spawns Accuracy

The HV9961, an average-mode, constant-control LED driver IC designed to drive LEDs using a buck topology, is well-suited for a variety of solid-state lighting applications. The HV9961 provides current ...
Hackaday

Building An LED Suit

[Rob] has been hard at work designing and building this LED suit which he can wear to parties. He’s got it working, although right now it’s just a pair of pants. It reacts to sound, and has the ...
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 ...
Hackaday

constant current

Controlling LEDs is really quite simple. As you know, they need to be current limited which is as easy as applying Ohm’s law to your given set of values. To make things even more even there’s a slew ...