This type of circuit and with this integrated circuit appears several times on this website. The circuit has the components dependent on the desired current in the load.
We can assemble this circuit from a 1988 publication using more modern transistors. Thus, for Q1...
This circuit was found in an American documentation from 1966. The transistors are from that time...
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...