A computer power supply converts AC into multiple DC voltages. For example, 12 volts is commonly used for drives, while 3.3v and 5v are used by the chips and other motherboard components.

The Power Supply Unit, or PSU, is a component of your computer that provides electricity to the rest of the components in your computer. This term was viewed 10,470 times.

The power supply unit (PSU for short) is an important component of any PC. This device converts alternating current (AC) to ...

One great way to do this is to repurpose an old computer PSU, and that’s exactly what the excellent writeup by [Mukesh Sankhla] shows us how to do. Starting with an ATX power supply from a ...

A well-known property of switching mode power supplies (SMPS) like those used in any modern computer is that they’re more efficient at higher AC input voltages. Power supply efficiency at ...