DESCRIPTION

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

FEATURES

● Large power dissipation (Power Package).

● 3.3V DSP available.

● The supply voltage with wide range.

● High motor drive current.

● Low saturation voltage. (typical 1.2V at load current 500mA)

● Motor current control for both motor torque directions.

● Reverse torque mode select [SHORT BRAKING, etc].

● Sleep mode. (Zero total current)

● Hall amplifier sensitivity select. (Minimum voltage: 35mVp-p or 50mVp-p)

● FG signal output terminal.

● Automatic stop select. (Removable function)

● Reverse detected signal pin.

APPLICATION

CD-ROM, DVD, DVD-ROM, DVD-RAM etc.