Stabilized DC Power Supply with Short-Circuit Indication

4-Output Stage (5V/6V/9V/12V) Stabilized DC Power Supply

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This is definitely an effective 4-output stage stabilized DC power supply unit for testing electronic circuits. It delivers very well regulated and stabilised output, that is important for most electronic circuits to provide good results. The […]

Low forward-drop out rectifier power supply

Low Forward-Drop Rectifier

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This is the circuit diagram of low forward-drop rectifier. A TMOS power FET (Q1) and a LM393 comparator provide a high-efficiency rectifter circuit. When VA exceeds VB, U1’s output becomes high and Q1 conducts. Conversely, when […]

PIC Power Supply Circuit Electronic

0-24VDC Digital PIC Power Supply

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This is 0-24VDC digital PIC power supply circuit. This variable power supply controlled with PIC microcontroller. There is LCD display in this circuit which will show the actual value of power supply output. This power supply […]

6-12V Variable Regulated Power Supply Circuit

6-12V Variable Regulated Power Supply

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This is an adjustable / variable power supply which have adjustabled output voltage from 6-12 DC volt. This power supply can be used for general circuit or gadget which require 6 – 12DC voltage to work. […]

13.8 Volt 20 A Transformerless Power Supply

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Do you need high current power supply without heavy and expensive transformer? Then, this circuit would be great choice for you. This 13.8 Volt 20 A regulated transformerless power supply. 20A transformer is very-very expensive, large […]

basic ups circuit electronic

Basic UPS Circuit 5V and 12V DC

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The above diagram is a basic Uninterupted Power Supply (UPS) circuit. This basic UPS circuit is a very simple and inexpensive. This circuit can be adapted/modified for other regulated and unregulated voltages by using different regulators […]