This circuit was suggested by National Semiconductor and is present elsewhere on this site. The LM2575 is not very common today and should be mounted on a heatsink.
This isolated solid state relay can function as a shield directly controlling 10 A loads. The...
Obviously, it is a much more didactic setup than the one with great practical effect, but the idea...
The circuit shown is an AND gate with three inputs using a comparator of the four existing in an...