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IC 7805 Variable Power Supply Circuit [5V to 15V]

Last Updated on September 11, 2021 by Swagatam 8 Comments

Although, a 7805 IC is mostly used as a fixed 5 V voltage regulator, it is possible to configure a 7805 IC to produce a variable output from 5 V […]

Filed Under: Power Supply Circuits

Higher Variable Output Voltage from IC 7812

Last Updated on July 16, 2021 by Swagatam 13 Comments

You may have often wondered whether it was feasible to get higher voltages than 12 V from a 7812 IC? In this short post we learn how to configure the […]



Filed Under: Mini Projects, Power Supply Circuits

IC 741 Power Supply Circuits

Last Updated on December 21, 2021 by Swagatam 36 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 96 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



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