Variable Regulated Power Supply IC LM317

Last Updated on March 16, 2024

Variable Regulated Power Supply IC LM317

Τhis circuit gives regulated dc power with variable voltage level, here IC LM317 used as a regulator and variable resistor R2 adjust the output voltage. output from this circuit can be varied from 1 volt to 30 Volt depends on the applying maximum Dc input to the regulator IC.

Components List

S.No Name Quantity
1. Diode 1N4001 5
2. Capacitor 1000uF & 0.1uF & 10 uF each 1
3. IC LM317 1
4. Resistor 18 K & 220 R each 1
5. Variable Resistor 10 K 1
6. Stepdown transformer 230V to 25V-500mA 1


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