Suggested by National Semiconductor in documentation from the 90s, this circuit uses a switched regulator of the time. The circuit is suitable for NiCad battery charges.
The LM320 is a negative voltage regulator up to 15 V with maximum current of 1 A. In this circuit we...
This circuit is from a 1965 General Electric manual. It uses components from the time that admit...
With this circuit, from a 1991 publication, it is possible to regulate the output of a symmetric source...