Desktop PC power supply circuit diagram. The diagram shows the circuit of the desktop power supply. Regulator IC LM317T is arranged in its standard application. Diode D1 guards against polarity ...

Some Power Supply Units are programmed to spin the fan when the computer draws power over a specific amount, say 15% (this can differ for the computers or PSUs of different brands).

PWM or Pulse Width Modulation has generally been regarded as too complicated for PC fan speed control compared against using rheostats or linear voltage regulators such as the LM317.

Power supplies are a frequently misunderstood—and overlooked—PC component. Many users choose a PC power supply based on total wattage alone, assuming that higher is always synonymous with ...

First, it's vital to understand wattage – the unit of power that the PSU can deliver to the PC. This figure ranges widely among builds, from 300W for basic PCs to 500W or more for high-end ...

Picking out a PC power supply is a lot more challenging than it might seem at a glance. While there are always plenty of reviews of the best processors and top graphics cards, Power supply units ...

This Noctua power supply is really something. It's an optimised and improved version of Seasonic's Prime TX-1600. It now comes in brown, of course, including the cables, and includes a single NF ...