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

Power supplies and high voltage - list of circuit diagrams

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L200 Power Supply circuit diagram
Power supply with voltage and current regulation built around the L200C regulator

author: Andy Collinson
visits: 11175
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: 6536
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

visits: 6295
Fuse Blown Indicator circuit diagram
Fuse Monitor built of only 2 components

visits: 5146
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: 4957
Nicad Battery Charger circuit diagram
This simple charger uses a single transistor as a constant current source

visits: 3269
An Add-on Current Limiter circuit diagram
This circuit allows you to set a limit on the maximum output current available from your PSU

author: Ron J
visits: 3074
Adjustable Power Supply with Charger Output circuit diagram
This power supply has adjustable and charger output

author: Milardo de Guzman
visits: 3053
Unregulated Power Supply circuit diagram
A basic full wave rectified power supply

visits: 2949
13 Volt 20 Amp PSU circuit diagram
This is a Regulated DC power supply with short circuit protection and with current limiter.

author: Slobodan Ivan Varga de Lemos e de Santa Cruz (Nickname - Bob) - Zagreb, Croatia
visits: 2858
page: 1 2 3