This circuit can be used with 5 to 15 V sources and the zener diode must be chosen according to the trip voltage of the protector. The circuit blows the fuse when the voltage exceeds the zener value.
This circuit was obtained in a 1964 Electronic Design. The circuit uses components from that time,...
This circuit was found in General Electric documentation from the 1980s. The circuit is intended...
This circuit is from a June 1992 Radio Electronics. The circuit is for 4.5 MHz signals from old...