This circuit is from a 1972 Motorola publication. The used transistor can still be found, but it can be used equivalent. The circuit is powered by the amplifier with which it must operate.
This circuit supplies voltages from 6 to 18 V with a maximum current of 2 A. We found it in a...
This circuit was suggested by Signetics in 1980s documentation. The circuit makes use of the...
This circuit was found in the SGS manual of linear integrated circuits of 1982. The integrated circuit...