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M56745FP - SPINDLE MOTOR DRIVER

General Description

The M56745FP is a semiconductor integrated circuit designed for a single chip controller for CD-ROM spindle motor.

M56745FP has a both (forward and reverse) motor rotation control by the motor speed control terminal.

Key Features

  • q The supply voltage with wide range. (4.5V to 13.2V) q High motor drive current (1.0A). q Motor current control for the both motor rotation is possible. GND 6 7 8 9 10 11 M56745FP.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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MITSUBISHI M56745FP SPINDLE MOTOR DRIVER DESCRIPTION The M56745FP is a semiconductor integrated circuit designed for a single chip controller for CD-ROM spindle motor. M56745FP has a both (forward and reverse) motor rotation control by the motor speed control terminal. Also, this device includes a bias circuit for Hall Sensor, a current limit circuit and a thermal shut down function. PIN CONFIGURATION (TOP VIEW) S/S 1 2 3 N.C 4 5 36 35 34 33 32 31 30 29 28 GND 27 26 25 24 23 22 21 20 19 HwHw+ HvHv+ HuHu+ W V U Rs Rnf M.GND FEATURES q The supply voltage with wide range. (4.5V to 13.2V) q High motor drive current (1.0A). q Motor current control for the both motor rotation is possible.