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IC 741 Power Supply Circuits

Last Updated on December 21, 2021 by Swagatam 28 Comments

In this post we learn how to make simple yet fully stabilized and regulated, variable power supply circuits using the IC 741 op amp. Three versions of the 741 power […]

Filed Under: 741 IC Circuits, Power Supply Circuits

SCR Voltage Regulator Circuit

Last Updated on May 17, 2021 by Swagatam 14 Comments

In this post we will discuss how to build a highly efficient voltage regulator circuit using an SCR and some other external components. This SCR voltage regulator circuit being a […]



Filed Under: Power Supply Circuits

DC to DC Converter Circuits using SG3524 [Buck, Boost Designs]

Last Updated on November 24, 2021 by Swagatam 32 Comments

A DC to DC converter is basically a switch-mode power supply, designed to work either as a boost-converter to step-up a low voltage DC to a higher voltage DC, or […]

Filed Under: Power Electronics, Power Supply Circuits

How to Design a Bench Power Supply Circuit

Last Updated on February 8, 2023 by Swagatam 66 Comments

In this post we discuss how an effective and efficient, yet very cheap, and stabilized bench power supply can be designed by any electronic hobbyist for safely testing all types […]

Filed Under: How to Articles, Power Supply Circuits

How an Autotransformer Works – How to Make

Last Updated on February 26, 2022 by Swagatam 5 Comments

An autotransformer is an electrical transformer which consists of only a single, continuous, non-isolated winding, with tapped terminals across various points of the winding. The winding section between the taps […]

Filed Under: How to Articles, Power Supply Circuits

How IC LM337 Works: Datasheet, Application Circuits

Last Updated on December 17, 2020 by Swagatam 2 Comments

In this post we will talk about the function of an interesting voltage regulator device: The LM337, which is basically the negative complementary device for the popular LM317 IC. Built […]

Filed Under: Power Supply Circuits

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