KIA6903P Overview
SEMICONDUCTOR TECHNICAL DATA KIA6903P BIPOLAR LINEAR INTEGRATED CIRCUIT DC MOTOR SPEED CONTROLLER FOR CASSETTE TAPE RECORDER SYSTEM The KIA6903P is a monolithic IC developed for speed control of general purpose DC motors. This IC consist of a reference voltage generator, current multiplier, parator and start circuit. The IC controls the speed of a DC motor by detecting counter electromotive force from the DC motor.