Power Supply

12 Volt 30 Amp Power Supply

Circuit :

Andy Collinson

Email me

Description

Using a single 7812 IC voltage regulator and multiple outboard pass transistors, this power supply can deliver output load currents of up to 30 amps. The design is shown below:


5V/1A Power Supply

TECHNICAL CHARACTERISTICS:

Tendency of entry: 220V AC

Tendency of expense: 5V DC

Current of expense: 1A


Basic UPS Power Supply

Description
This circuit is a simple form of the commercial UPS, the circuit provides a constant regulated 5 Volt output and an unregulated 12 Volt supply. In the event of electrical supply line failure the battery takes over, with no spikes on the regulated supply.


Syndicate content