This circuit is from Motorola's 1990 Linear Databook. The transistors allow equivalents and the output power depends on the supply voltage. The power supply must be 30 V symmetrical.
This project was originally made to feed small microcomputers of the time (1986). However, the basic...
This circuit was found in the comparator's own documentation, serving others in the same series. The...
Found in a 90s American documentation, this circuit is used in vehicles with contact breaker. The...