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M56784FP - SPINDLE MOTOR DRIVER

General Description

The M56784FP is a semiconductor integrated circuit in order to drive the spindle motor.

Key Features

  • q Large power dissipation (Power Package). q 3.3V DSP available. q The supply voltage with wide range. q High motor drive current. q Low saturation voltage. (typical 1.2V at load current 500mA) q Motor current control for both motor torque directions. q Reverse torque mode select [SHORT.

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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 M56784FP SPINDLE MOTOR DRIVER DESCRIPTION The M56784FP is a semiconductor integrated circuit in order to drive the spindle motor. PIN CONFIGURATION (TOP VIEW) N.C W V U RS MODE3 MODE4 1 2 3 4 5 6 7 8 9 42 41 40 39 38 37 36 35 34 N.C S/S RDS FG CI MODE2 MODE1 FEATURES q Large power dissipation (Power Package). q 3.3V DSP available. q The supply voltage with wide range. q High motor drive current. q Low saturation voltage. (typical 1.2V at load current 500mA) q Motor current control for both motor torque directions. q Reverse torque mode select [SHORT BRAKING, etc]. q Sleep mode. (Zero total current) q Hall amplifier sensitivity select. (Minimum voltage: 35mVp-p or 50mVp-p) q FG signal output terminal. q Automatic stop select.