Found in American documentation from the 90's, this circuit consists of a solid state relay with lock. The component values depend on the application.
We found this circuit in a 90s Electronic Design. Through a capacitor it can increase the growth...
This circuit can be powered by a voltage of only 2.5 V. Next to the diagram we have the formulas...
We found this circuit in the Linear Applications Handbook of the National Semiconductor of 1994....