EDN

FET Constant Current Sources in Circuits

FET constant current sources use JFETs and MOSFETs to deliver a load current, which remains constant despite changes in load resistance or supply voltage. A FET constant current source is a type of ...
EDN

Constant Current Dummy Load for Power Supply

This project is made out of few junkbox parts and builds a useful constant current load for switch mode power supply, battery testing, and other applications. A dummy load is traditionally a big ...
Hackaday

A Simple Programmable Electronic Load Using The Arduino

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, ...
Electronic Design

Resistive Dummy Load Draws Constant Current From 1.2 To 50 V

This dummy-load circuit has been in use at Maxim for more than 10 years (see the figure). It's useful for testing power supplies and power amplifiers as well as drivers for LEDs, relays, and solenoids ...
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

A Constant Resistance Dummy Load Design

This constant resistance dummy load has not yet been tested in the real world. [YS] was inspired to come up with the circuit after reading Wednesday’s Re:load dummy load post. That was a constant ...
IEEE

Digital implementation of constant power load (CPL), active resistive load, constant current load and combinations

Abstract: Cascaded converters need to be tightly regulated to have better system performance and faster dynamic response. One of the major issues in cascaded converters is that they behaves as a ...
Scientific Research Publishing

PWM-Based Current-Sensorless Adaptive Sliding-Mode Control for the Boost Converter with Constant Power Load ()

The boost converter feeding a constant power load (CPL) is a non-minimum phase system that is prone to the destabilizing effects of the negative incremental resistance of the CPL and presents a major ...
Electronic Design

Efficiently Source A Constant Current To Low-Resistance Loads

Supplying a constant current to a variable, low-resistance load, such as a thermoelectric cooler, can be a very inefficient endeavor when using the linear approach. Even powering the linear current ...
IEEE

Constant-Current-Output and High-Efficiency Class E Inverter with Wide-Range Load

Abstract: wireless charging always suffers efficiency degradation from load variation, which seriously constrains its wide application. In this research, a T-match network is introduced in Class-E ...
Scientific Research Publishing

Oucheriah, S. and Azad, A. (2024) Robust Nonlinear Current Sensorless Control of the Boost Converter with Constant Power Load. Circuits and Systems, 15, 29-43.

ABSTRACT: The boost converter feeding a constant power load (CPL) is a non-minimum phase system that is prone to the destabilizing effects of the negative incremental resistance of the CPL and ...