12v Dual Power Supply Circuit Diagram. It has short circuit protection thermal overload protection. Learn many ideas of 5V 12V Dual Power supply circuit diagram using 7805 7812 2N3055 and Zener diode up to 3A output current.
For such applications the above discussed design could be simply modified by using a 7812 IC and then subsequently a 7805 IC for getting the required 12V and 5V regulated power supply output together as indicated. The diagram above shows how a simple yet higher versatile adjustable dual power supply circuit could be built through just a couple of LM317 ICs. 15V 3V 45V 6V 9V at 15A Selector Voltage regulator.
Both the ICs are from the series of LM78xx LM79xx voltage regulators available in TO-92 Transistor package.
Dual Power Supply Circuit12V and -12V. The transformer T1 steps down the AC mains voltage and diodes D1 D2 D3 and D4 does the job of rectification. The centre tapped describes the voltage output of. Jan 17 2019 - Here the circuit diagram of 12V 20A Regulated DC Power Supply using 5 pieces of power transistor MJ2955 voltage regulato.
