Voltage stabilizers circuit diagrams

Adjustable Power Supply with Charger Output

This power supply has adjustable and charger output. The charger circuit can be use for cellular phone. The adjustable output serves as multipurpose power supply. It can handle a 1 ampere current. The 317 must have a heat sink.

9 Volt 2 Amp PSU

A simple 9 Volt 2 amp supply using a single IC regulator.

LM317 Voltage Regulator

The voltage regulator is an LM317T, and should accept up to about 14 volts without problems. It can handle up to 1 amp.