Converting Atx Power Supply Bench Power Supply

Converting an atx power supply into a dc bench supply this article is the first in the projects category.

Converting atx power supply bench power supply.

My roommate adam told me about somebody online who had converted an atx c. You can buy bench power supplies of course but they are not inexpensive. There are a number of ways to convert a standard computer atx power supply unit into a usable bench top power supply. You can keep the 20 pin molex connector attached and connect directly into it or cut it off completely and group together the individual wires keeping the same colours together reds to reds blacks to blacks etc.

If you ve built a bench power supply using an old atx computer power supply you may feel limited by the choice of voltages 3 3v 5v and 12v dc. Convert an old computer atx power supply to a highly capable workbench power supply. Atx to lab bench power supply conversion. You can keep the 20 pin molex connector attached and connect directly into it or cut it off completely and group together the individual wires keeping the same colours together reds to reds blacks to blacks etc.

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. Any atx power supply can be plugged into the adapter. Encyclopedia of atx to bench power supply conversion. This guide has almost every atx computer power supply to bench power supply published to date on instructables as of dec 2014 about 70 unique instructables.

In my sophomore year of college at the university of minnesota i started into my main electronics classes and needed a good power supply for working on lab projects at home. Build an essential piece of equipment for next to nothing. It should be interesting to both those who want to do a conversion and to those intere. This is how to build an add on variable voltage module for your power supply.

This design for an external adapter lets you use the power supply without modifying it. It s a very inexpensive way to make a pretty good dc bench supply or dedicated 12 volt supply for working on projects or powering devices. As the current capability and number of output voltages go up so does the price.