Hardware Secrets has posted Anatomy of Switching Power Supplies
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.Anatomy of Switching Power Supplies
