12 volt power supply (7812)

Posted on Apr 29, 2012

Please operate caution when building this power supply. It is run on standard 117 ac current - and under the right circumstances 117 ac can kill you. Use a plastic enclosure if possible to decrease chances of short-circuiting.

12 volt power supply (7812)
Click here to download the full size of the above Circuit.

Don`t use the power supply if it`s wet, and never run it without the specified fuse. all resistors are 5 or 10 percent tolerance, 1/4-watt all capacitors are 10 percent tolerance

Leave Comment

characters left:

Related Circuits

  • New Circuits



    Popular Circuits

    Frequency Peak Detecting Probe
    Simple phase detector
    Soft Circuit Singing Pig with Wigs Part 2 Circuit
    Digital Stopwatch With 7-segment Schematic
    Fine Control Super Bright LED Pulser
    Single chip metal detector circuit
    DIY 12v Dimmable Power Compact Driver
    Digital centigrade thermometer
    FM Broadcasting