Diy Lab Bench Power Supply From Atx Psu

This design for an external adapter lets you use the power supply without modifying it.

Diy lab bench power supply from atx psu. A good power supply is very useful when working with electronics but it can be pricey. In an atx power supply there should be a wire that is used to turn on the power supply. In this instructable i will show you how to make a variable lab bench power supply with a limited budget it is a great diy project for beginners as well as any one interested in electronics. Diy lab bench power supply make using atx psu duration.

Hack an old pc power supply into a lab bench power supply. In this video i m showing how to make a low cost lab bench power supply with constant current and constant volltage features so you can regulate the voltage and limit the current. Converting computer atx power supply to lab bench power supply duration. However you could have one laying around in the form of an atx psu power supply unit.

Any atx power supply can be plugged into the adapter. The standard computer power supply unit psu turns the incoming 110v or 220vac alternating current into various dc direct current output voltages suitable for powering the computer s internal components and with a little bit of imagination it is possible to convert atx psu to a bench power supply. They are the most commonly used power supplies for computers. Diy variable bench power supply less than 10 duration.

It is the green wire in the middle where it says on off on the pcb. Variable atx bench powersupply fablab edition. There are already a lot of tutorials online that show how to convert an old computer power supply into a bench power supply but most of these designs require you to permanently modify it.