The integrated circuit used in this regulator is not common today. The circuit is from a technical documentation from the 80's and is only used as a reference for eventual repair.
This circuit was obtained from an American documentation from the 1980s. The T1 triggering...
Found with variations on this site, this circuit was taken from an American documentation from the...
With the original components, suggested in a Motorola documentation from 1971, this circuit can...