Posted inVariable Supply Power supply
LM317 2N3055 3A Variable power supply
High quality, 3A adjustable voltage regulator. Using LM317 and 2N3055 so easy and cheap. Adjust voltage in steps 3V, 6V, 9V, 12V. And In fine, 1.25V to 20V.
Posted inVariable Supply Power supply
0-60V Dual Variable power supply circuit using LM317&LM337
This is a 0-60V, Dual Variable power supply circuit using LM317 and LM337 at 1.5A current so can builds to easy with PCB layout, adjustable voltage VR1,VR2 [...]
Posted inVariable Supply Power supply
Transistor Variable power supply 1A, 0-30V
Transistor Variable power supply 1A, 0-30V project with PCB. Using transistor boost current to 1A. No IC. No Zener diode. But steady voltage.
Posted inVariable Supply Power supply
0-12v variable power supply at 3A
In a normal circuit, the general LM350 regulator has a start voltage of 1.25V. But this circuit is special that start of 0-volts. We use only one IC and a few other components. So cheap and easy for you.
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0-20V variable Power supply circuit diagram at 1A
SEE! Simple 0-20V variable Power supply circuit diagram at max output current of 1A. Usin common components, as adjustable power supply for model railways.