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Simple 12v 40W SMPS for active loads

Simple 12v 40W SMPS for active loads



Very simplistic SMPS for active loads. This circuit doesn't provide any regulation and doesn't have a short-circuit protection, but works really well if you're careful enough not to short the output terminals ๐Ÿ™‚

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Tags: smps electronic components

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11 Comments

  1. Date: May 23, 2016 at 07:21
    Author: MrJohhhnnnyyy

    Oh, my bad. That is DB3, rated at 32v breakdown. I'll add annotation when I'll get to the PC

  2. Date: May 24, 2016 at 09:19
    Author: Elecifun

    TOP MAN for sharing, great circuit great explanation, thank you.

  3. Date: January 9, 2017 at 14:26
    Author: Ted Van Matje

    +Mr Johhhnnnyyy very nice and well explained ๐Ÿ™‚
    I've watched a couple of your videos already and am impressed with your knowledge and improvisation skills. …goes to show that you don't need a โ‚ฌ1000 scope to get things done.
    compliments on your spoken English – the only slavic words I know are: vodka, da, niet and spazibo ๐Ÿ˜‰
    add 1 to you subscribers list!

  4. Date: March 10, 2017 at 20:57

    Hi sir,schematic shown at 10:08 has no earthing connection,so without eartthing it does give shock? and when does smps gives shocks is it depend on freq used in pwm ?

  5. Date: October 12, 2017 at 13:56
    Author: ammar alyasiri

    How to Make a Simple 12 V D.C 5 Amp Switch Mode Power Supply SMPS Circuit

  6. Date: October 12, 2017 at 13:57
    Author: ammar alyasiri

    How to Make a Simple 12 V D.C 5 Amp Switch Mode Power Supply SMPS Circuit PLZ

  7. Date: November 14, 2017 at 08:33
    Author: TheJavaSync

    So …… The scheme is right left your paper drawing, right??

  8. Date: December 21, 2017 at 13:35
    Author: TONY COMITA

    Per Un amplificatore digitale รจ meglio un alimentarore swiching oppure uno stabilizzato?

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