Electronic Design

Enhanced VLED Driver Updates JFET Constant-Current Source

Download this article in PDF format. High-brightness visible-light LEDs (VLEDs) require a constant-current source. This simple, RFI-free circuit takes advantage of the normally-on properties of the ...
EDN

Creating a Constant Current Source using TPS54232

The need for a constant current source has been illustrated in this project which uses the TPS54232 step down swift DC/DC converter. The need for a constant current source has been illustrated in this ...
Embedded

A Digital Constant Current Power LED Driver

This code supports Application Note AN1138: A Digital Constant Current Power LED Driver, using the PIC12HV615? an 8-pin, PIC microcontroller (MCU) with many integrated analog features. The LED driver ...
Hackaday

constant resistance

Some projects are both educational and useful. We believe that [Jasper’s] Arduino based electronic load is one of those project. [Jasper’s] electronic load can not only act as a constant current load, ...