Power supply unit (computer) - Wikipedia
The desktop computer power supply converts the alternating current (AC) from a wall socket of mains electricity to a low-voltage direct current (DC) to operate the motherboard, processor and peripheral devices. Several direct-current voltages are required, and they must be regulated with some accuracy to provide stable operation of the computer.
How PC Power Supplies Work - HowStuffWorks
2022年8月11日 · The power supply in your PC provides all the different voltages your computer needs to operate properly. Find out how it puts the pieces together and troubleshoot your power supply problems.
Power Supply 101: Understanding Power Supplies and Selecting ...
2013年12月13日 · Power supplies, like the name implies, are the primary supplier of power to your motherboard. They do this by converting the high voltage alternating current (AC) that comes out of the wall...
How A PC Power Supply Works - PC Perspective
2020年2月27日 · The main purpose of a PC power supply is to convert AC mains power into the DC voltages required to operate the various components inside a computer (motherboard, CPU, video card, memory,...
What do OUTPUT charts of PC Power Supplies mean?
The ratings reflect the total current that the power supply can supply on each voltage (Some power supplies have multiple 12V "rails" - effectively 2 separate 12V supplies to increase the available power). This is typically available on multiple cables. In PC power supplies the color code is: Red: 5V; Yellow: 12V; Orange: 3.3V; Black: Ground ...
Computer Power Supply- ATX Pinouts, Schematics, Reviews - SMPS
Your guide to computer power supply: connector pinouts, form factors, SMPS ATX schematic diagrams, theory of operation, reviews, wiring, PC repair guides and other info and resources for buyers and DIY projects.
How Many Watts Should Your PSU Be? - How-To Geek
2023年6月28日 · Power Supply Units (PSUs) are vital for computer functioning. Choosing the correct PSU wattage ensures system stability and prevents wastage. To determine wattage needs, list all system components, including CPUs, …