This circuit was obtained in a Motorola documentation from 1968. The circuit uses a power transistor of the time. Modern equivalents according to the load current and voltage can be used.
Other series amplifiers such as the MC3301, MC3401 and LM2900 can be used on this circuit. We...
It can be obtained from Mouser Electronics new evaluation module for 1A stepper motors control...
This circuit, found in a 1994 documentation, uses 20 A 2N5448 triacs or equivalent and should be...