SI9961 driver equivalent, 12-v voice coil motor driver.
D 1.8-A H-Bridge Output D Class B Linear Operation D Externally Programmable Gain and Bandwidth D Undervoltage Head Retract D Rail-to-Rail Output Swing D Programmable Ret.
Introduction User-Programmable Gains
The Si9961 Voice Coil Motor (VCM) driver integrates the active feedback and drive .
The Si9961 is a linear actuator (voice coil motor) driver suitable for use in disk drive head positioning systems. The Si9961 contains all of the power and control circuitry necessary to drive the VCM that is typically found in 31/2-inch hard disk dr.
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