0-15V 1A Variable power supply

Posted on Apr 24, 2012

This circuit of power supply, are very simple in the manufacture, the finding of his materials , is very easy and cost, small. The output voltage is stabilised and is regulated in the region from 0V until + 15V dc, with biggest provided current 1 A. The regulation becomes with the R2. The Q1 of is classic power transistor and it needs it is placed in heatsink, one and heating when it works continuously in the region of biggest current. The type of transformer is standard in the market.

0-15V 1A Variable power supply
Click here to download the full size of the above Circuit.

R1= 56ohm 2W Q1= 2N3055 R2= 330ohm Lin. pot. T1=220V@18V 1.5A C1= 2200uF 35V C2= 100uF 35V D1= 18V 1.5W zener C3= 10uF 25V C4= 220uF 25V C5= 100nF 100V GR1= 4 X 1N4007

Leave Comment

characters left:

New Circuits



Popular Circuits

Automatic Level Control Signal Circuit
How to Make a Simple Reverse Forward LED Light Chaser Circuit Using IC 4017
voltage frequency converter
audio peak level indicator by op amp
1KHz IR transmitter circuit
TC1043C Voltage-to-Frequency / Frequency-to-Voltage Converters
The STA013 MP3 Decoder Chip
Watermelon raw and cooked discriminating circuit
Single nozzle tracker circuit diagram