This small control for DC motors up to approximately 1 A uses an operational amplifier that admits equivalent. The transistor can be TIP29 for currents up to 1 A or BD135 for 500 mA.
The maximum current of this circuit is 1 A. The circuit is from Motorola Linear Interface ICs from...
November 2016 - Already available from Mouser Electronics on Texas Instruments' new DS280BR820...
This high impedance headphone amplifier was found in American documentation from the 1990s. Any...