Switching Power Supply Circuit Diagram With Explanation. I show a smps from a dvd player as an ex. For obtaining fixed voltage levels 78xx series ics may be employed with the above explained power supply circuits.
A regulated power supply essentially consists of an ordinary power supply and a voltage regulating device as illustrated in the figure. It is quite easy to understand the working process of the switching. Switching mode power supply.
Switching mode power supply.
The switching power supply has replaced the transistor linear power. Note that most schematics circulating on the internet depict old style psu with bipolar transistors and without pfc. Part 2 https youtu be mnquvjdnpxuin this video i explain in detail how does a flyback switching power supply work. But they can all be put into two groups.