TDA5149G Datasheet (NXP) - 12 V Voice Coil Motor VCM driver and spindle motor pre-driver combination chip

TDA5149G, 12 V Voice Coil Motor VCM driver and spindle motor pre-driver combination chip

The TDA5149G is a combination of a voice coil motor driver and a spindle motor pre-driver, capable of operating 12 V high-performance hard disk drives.

The device integrates a spindle pre-driver that drives three external N-channel power MOSFETs in order to drive a three-phase brushless, sensorless

TDA5149G Features

* General features

* Single-chip voice coil motor driver and spindle motor pre-driver

* Internal voltage reference generator

* Programming of timing parameters via the serial bus

* Control of sleep, brake and disable modes for both the VCM and spindle via the serial bus