EDN

PWM Pulse Width Modulation; Basics and Some Advanced Concepts

Pulse Width Modulation (PWM) is a basic concept that is employed in many areas of electronics. PWM is a simple averaging method that is used in everything from microwave power percentages to LED ...
EDN

PWM dimming enhances color purity in high-end LED video displays

In Part 1 of this two-part series, “Creating Uniform LED Luminescence in RGB Displays”, the discussion focused on dot correction. This design technique is used for managing individual pixel brightness ...
Hackaday

Using Binary Code Modulation To Control LED Brightness

Pulse Width Modulation is definitely the preferred method of dimming an LED with a microcontroller, but we were interested in hearing about a different method called Binary Code Modulation. BCM does ...
Electronic Design

30-W LED Power Supply Features Three-Way Dimming Capability

The GLCD 30 series of universal-input, constant-current 30-W LED drivers offers three-way dimming: 0 to 10 V dc, pulse-width modulation, and 10- to 100-kΩ resistance external dimming control. The GLCD ...