The presented universal power supply circuit can be used just for anything, you can use it as a solar battery charger, bench power supply, mains battery charger circuit, or for […]
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12V LED Backpack Power Supply Circuit
In this article we learn to make a simple 12v LED backpack power supply circuit for powering a 36watt LED lamp, which includes appropriately wired integrated sockets for enabling the […]
Adjustable 3V, 5V, 6V, 9V,12V,15V Dual Power Supply Circuit
The purpose of this paper is to detail a variable dual lab power supply circuit which has an adjustable range from 3V, 5V, 6V, 9V, 12V, and 15V or even […]
100 amp Variable Voltage Power Supply Circuit
The post describes a simple but extremely versatile 100 amp, variable voltage power supply circuit using just a few BJTs in parallel and in a common collector mode. The idea […]
LED Driver Power Supply Circuit Using Dimmer Switch
In this post we discuss an effective and efficient high current compact LED Driver power supply using a dimmer switch gadget. In one of my other posts I discussed a […]
0 to 50V, 0 to 10amp Variable Dual Power Supply Circuit
The post explains a simple yet very useful 0 to 50V dual power supply circuit which will enable a full 0 to maximum dual voltage +/- control of the input […]