Power supply circuit

Cycloconverter types working principle and applications in power electronics Cycloconverters – Types, Working and Applications

Power supplies can be classified into two broad categories: AC power supply and DC power supply. Since only AC power can be…

Power Bank Mobile Phone Charger Circuit on PCB Power Bank Circuit on PCB

The features of the digital products are growing enormously which triggers the frequent usage of smart phones in several…

+12V and -12V Dual Power Supply Circuit +12V and -12V Dual Power Supply Circuit

The objective of this project is to convert 220V AC supply in to +12V and -12v DC supply, that is why it is named Dual Power Supply as we get…

12v Battery Charger / Power Supply Circuit using LM317 12v Battery Charger Circuit using LM317 (12v Power Supply)

Most of our electronics projects are powered by a Lead Acid battery, in this project let us discuss how to recharge this lead…

0-24v 3A Variable Power Supply using LM338 0-24v 3A Variable Power Supply using LM338

Batteries are generally used to power up the Electronic Circuit and Projects, as they are easily available and can be connected…

Arduino Variable Power Supply Variable Power Supply By Arduino Uno

In this tutorial, we will develop a 5V variable voltage source from Arduino Uno. For that, we are going to use ADC (Analog to…

DIY LED Emergency Light Emergency Light

An emergency light is an integral part of household electronics nowadays. We all know an Emergency light is used during a…