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 ...
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 ...
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 ...
Electronic Design

Constant-Current LED Drivers Target High-Brightness Lamps

Thanks to a stepdown dc-dc design, the LDM12-xx series of miniature LED drivers can drive LED strings up to 14 V dc. The series, available from MicroPower Direct, includes six models that operate from ...
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 ...