project categories:

recently added projects:

most popular projects:

you are here: home page :: circuit diagrams :: Power supplies and high voltage

Power supplies and high voltage - list of circuit diagrams

page: 1 2 3
L200 Power Supply circuit diagram
Power supply with voltage and current regulation built around the L200C regulator

author: Andy Collinson
visits: 5066
Transformerless Power Supply circuit diagram
This can save the expense of buying a transformer, but presents potentially lethal voltages at the output terminals

author: Ron J
visits: 2587
12 Volt 30 Amp PSU circuit diagram
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

author:
visits: 1628
Fuse Blown Indicator circuit diagram
Fuse Monitor built of only 2 components

author:
visits: 1399
Fast Electronic Fuse circuit diagram
A fast electronic fuse designed to operate on 230V AC with an adjustable trip current

author: Miroslav Adzic - Serbia
visits: 614
Variable Power Supply circuit diagram
Using the versatile L200 voltage regulator, this power supply has independent voltage and current limits

author:
visits: 583
Nicad Battery Charger circuit diagram
This simple charger uses a single transistor as a constant current source

author:
visits: 574
Increasing Regulator Current circuit diagram
you can boost the available current output with this circuit

author:
visits: 570
Basic UPS Power Supply circuit diagram
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.

author: Andy Collinson
visits: 550
Regulated 12 Volt Supply circuit diagram
A basic regulated 12 Volt power supply

author: Mick Devine
visits: 535
page: 1 2 3