That is it; this is how you can design your own12v SMPS circuit. Once you have understood the working, you can alter the12v SMPS circuit diagramto suit for your voltage and power requirements. Hope you understood the tutorial and enjoyed learning something useful. If you have any questions ...
For a detailed explanation of each pin function, please refer to the L6565 datasheet. Figure 2. Flyback topology basic diagram PKC-136 Doc ID 13127 Rev 5 5/36 Flyback stage design 3 Flyback stage design In Figure 3 the complete schematic of the 80 W SMPS is shown. Figure 3. ...