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Power supplies and high voltage - list of circuit diagrams
A simple 5 Volt regulated PSU featuring overvoltage protection
author: Andy Collinson visits: 201 
The gyrator principle uses the
effect that the value of input capacitance at the base of a transitor is effectively multiplied by the current
gain of the transistor
author: visits: 186 
This power supply has adjustable and charger output
author: Milardo de Guzman visits: 61 
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: 57 
A fast electronic fuse designed to operate on 230V AC with an adjustable trip current
author: Miroslav Adzic - Serbia visits: 49 
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: 49 
A high voltage step-up DC power supply using adjustable flyback conversion
author: Simon Oh visits: 46 
This circuit allows you to set a limit on the maximum output current available from your PSU
author: Ron J visits: 44 
This is a replacement power source for 1.3V mercury cells or other small batteries
author: Andy Collinson visits: 43 
This is a simple but reliable device based one of the oldest integrated voltage regulators of them all - the LM723
author: Miroslav Adzic - Serbia visits: 43 |
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