Many the 12V 1A power supplies circuits

Mr jafar need to use the 12 volts 1 amp DC Power Supplies.
In my sites has many circuits related them.
– Cheap and old but sure, use transistor and zener as main
– Cheap and popular all times, use IC7812

Note: If you have a 1A normally circuit. So your 12V power supply must to has 2A output current up.
Please select more:


  1. doug pond August 10, 2015
  2. Sandeep February 4, 2017

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