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

High Efficiency Constant Current Buck Converter for LED Lighting

This is a design idea of high efficiency constant current buck converter for LED lighting using LinkSwitch-TN. It operates in an input voltage ranging from 108 VAC to132 VAC and delivers an output of ...
Electronic Design

Constant Current Regulator for Solid State Lighting Systems

ON Semiconductor has introduced the new NSIC20xx series of linear Constant Current Regulators (CCR) designed for use in solid state lighting systems.The new NSIC20XX series of CCRs offer a maximum ...
Electronic Design

Solar Constant Lighting System Uses PV-Pushback-Effect

What is the PV-Pushback-Effect? How can solar day lamps (SDLs) take advantage of this effect? Solar day lamps (SDLs) are made by simply connecting an LED array to a solar photovoltaic (PV) panel. SDLs ...