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fairchildsemi.
com KA3017 Spindle + 4-CH Motor Driver Features • • • • • • • • • • • • Built-in Power Save Circuit Built-in Current Limit Circuit Built-in Thermal Shutdown Circuit (TSD) Built-in Hall Bias Built-in FG Signal Output Circuit Built-in Rotational Direction Detecting Circuit Built-in Protection Circuit For Reverse Rotation Built-in Short Brake Circuit Built-in Normal OP-AMP Built-in 4-CH Balanced Transformerless (BTL) Driver Built-in BTL MUTE Circuit (CH1-2, CH3 and CH4) Corresponds to 3.
3V DSP Description The KA3017 is a monolithic integrated circuit suitable for a 4-CH motor driver which drives the tracking actuator, focus actuator, sled motor, loading motor and 3-phase BL...

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