This regulator can be controlled by a logic signal. The circuit is from an Electronics Now from the 90s. Note that the switching transistor is before the integrated circuit.
This circuit was obtained in an old US 1974 documentation when Nixie tube displays were common. The...
April 11, 2016 - Mouser Electronics, Inc. is pleased to announce the availability of the new...
This circuit allows to activate a relay in a biestable way using a 555. The pressure switches arm and...