This circuit, which uses an unusual integrated, is from the Motorola Linear Databook of 1990. Transistors admit equivalents.
August 2016 –It can be purchased from Mouser Electronics the new converters BD7F100 and BD7F200...
This circuit was obtained in a 1969 documentation. The circuit modulates both the emitter current and...
This low current parallel or shunt type regulator was found in documentation from the 60's. The...