Anatomy of Switching Power Supplies

Everything you need to learn about the power supply internals: how it works, what are its main components and how to identify them. Including block diagrams, schematics and lots of pictures from inside the power supply. Completely updated.

Here is a snippet: "Power supplies used on the PC are based on a technology called "switching mode" and thus are also known as SMPS, Switching Mode Power Supplies (DC-DC converter is another nickname for switching mode power supplies). In this tutorial we will explain you how switching power supplies work and we will provide a journey into the PC power supply showing you its main components and what they do."

Check out the guide over at Hardware Secrets.