LM317 LM338 Calculator

This LM317, LM338 calculator software is used as a tool to determine the value of the voltage adjusting resistor needed to assign the output of an LM317 to an allocated degree. Normally R1 is 220 ohms or 240 ohms, however it could very well be a different value for instance 150 or 470 ohms. Go … Read more

3v, 4.5v, 6v, 9v, 12v, 24v, Automatic Battery Charger with Indicator Circuit

An all-in-one automatic voltage battery charger circuit is discussed in the following post; the circuit can be modified in many different ways as per individual requirements and applications. The following circuit will allow you to charge any battery right from 1.5V to 24V simply by setting up a given preset. How the Circuit Works using … Read more

Universal High Watt LED Current Limiter Circuit – Constant Current Circuit for LEDs

The post explains a simple universal constant current LED driver circuit which can be used for safely operating any desired high watt LED. The universal high watt LED current limiter circuit explained here can be integrated with any crude DC supply source for getting an outstanding over current protection for the connected high watt LEDs. … Read more