MC33033 brushless DC motor drive control integrated circuit

Published:2011/6/9 1:07:00 Author:Christina | Keyword: brushless, DC, motor, drive control, integrated circuit | From:SeekIC

The MC33033 is designed as one kind of brushless DC motor drive control integrated circuit that is produced by the MOTOROLA company, it can be used in the electric bicycle and other occasions that need to drive the brushless DC motor. 1.Features The MC33033 is composed of the rotor position decoder, the reference voltage regulator, the oscillator, the error amplifier, the pulse width modulation comparator, the current limiting protection circuit, the under voltage locking circuit, the overheat protection circuit and the drive output circuit.etc. 2.Pin functions and data The MC33033 is in the dual-row 20-pin package, the pin functions and data is as shown in the table. The pin functions and data of the MC33033 3.The internal circuit block diagram and the typical application circuit The internal circuit block diagram and the typical application circuit of the MC33033 is as shown. The internal circuit block diagram and the typical application circuit of the MC33033



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