Sunday, September 16, 2012

Adjustable Power supply | LM338, 4-30V 20A Adjustable Power supply Circuit


This is a regulated and adjustable power supply which can deliver up to 20A and adjustable voltage between 4 and 30V. It is easy to build and uses LM338 and 741 integrated circuits. VR1 it is used to adjust the output voltage.

Note: For very sensitive adjustment, use a good quality potentiometer for VR1
Data sheet of LM 338

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