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How to Make a 220V to 110V Converter Circuit

Last Updated on May 16, 2022 by Swagatam 59 Comments

In this post we will unravel a few homemade crude 220V to 110V converter circuits options which will enable to user the user use it for operating small gadgets with […]

Filed Under: Home Electrical Circuits, Power Supply Circuits

IC 7805, 7812, 7824 Pinout Connection Explained

Last Updated on October 16, 2022 by Swagatam 38 Comments

The post explains how to connect common 78XX voltage regulator ICs such as 7805, 7812, 7824 etc for getting fixed regulated output voltages at 5 V, 12 V, or 24 […]



Filed Under: Power Supply Circuits

Simple 12V, 1A SMPS Circuit

Last Updated on September 22, 2023 by Swagatam 217 Comments

The following content explains two simple 12V, 1 Amp switch mode power supply (SMPS) circuit using the very reliable VIPerXX IC from ST microelectronics. With the advent of modern ICs […]

Filed Under: Power Supply Circuits, SMPS

How to Make a Bridge Rectifier

Last Updated on August 21, 2019 by Swagatam 44 Comments

A bridge rectifier is an electronic network using 4 diodes which is used for converting an AC input to DC output. The process is called full wave rectification. Here we […]

Filed Under: Electronic Components, Power Supply Circuits

Variable Voltage, Current Power Supply Circuit Using Transistor 2N3055

Last Updated on May 13, 2022 by Swagatam 290 Comments

In this post we learn how to make a simple variable power supply circuit using transistor 2N3055 and some other passive components. It includes variable voltage and variable current feature, […]

Filed Under: Power Supply Circuits

Simple Crowbar Circuits for Over-voltage Protection

Last Updated on November 9, 2023 by Swagatam 31 Comments

A handful of simple DC over voltage protector crowbar circuits are discussed in this article. Let’s learn the working of each crowbar circuit through the following explanation. What is Crowbar […]

Filed Under: Power Supply Circuits



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