12V Power Supply Schematic Posted by Admin at 9/08/2016 12V DC Power Supply Adapter Regulated Schematic You can make the 12vdc power supply at home. 12V DC Power Supply Regulated and Schematic See more information on some of the articles below for details How Work the 12V Power Supply Circuit?Power Supply Unit (PSU), the voltage supplies power to a Electronic component. also called ADAPTOR ...