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CONVERTING A 12V SMPS TO A VARIABLE POWER SUPPLY

CONVERTING A 12V SMPS TO A VARIABLE POWER SUPPLY



In this circuit i am going to show you how to make a variable power supply from an old 12V power supply unit. it is very easy to build.
if you have any question then ask me in the comment bellow.
THANK YOU FOR WATCHING.

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Tags: smps electronic components

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3 Comments

  1. Date: June 3, 2018 at 14:22
    Author: vignesh kavi

    I need help….. Mobile charge output 5v=2Amp yeppadi 5v=3 Amp ah mathurathu

  2. Date: June 11, 2018 at 18:37
    Author: Meghna Anu

    Nice but what is the use when the minimum voltage is only 3 volts and the maximum voltage is only 11 volts which should be 12 volts and where is the circuit diagram ? What is the value of variable resistor ?

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