A8983CJT Datasheet - Allegro MicroSystems

A8983CJT SPINDLE & VOICE-COIL ACTUATION MANAGER/DRIVER

8983 SPINDLE & VOICE-COIL ACTUATION MANAGER/DRIVER 8983 SPINDLE & VOICE-COIL ACTUATION MANAGER/DRIVER The A8983CJT provides for complete spindle and voice coil power electronics for small form-factor HDDs (hard disk drives). The largescale integration and use of advanced DABiC (digital/analog-BiCMOS) merged technologies result in minimum power dissipation, minimum operating voltage, and minimum external components. Data Sheet 26310.10 ABSOLUTE MAXIMUM RATINGS at TA = +25°C Load Supply Voltag.

A8983CJT Features

* Voice Coil Motor Driver: s Low rDS(on) MOS Outputs s Zero Deadband s Externally Determined Transconductance, with Hi/Lo Configuration Switched via Serial Port s Current Sensing with External Series Sense Resistor s Serial Port Programmable Actuator Retract Circuitry s Retract Circuitry Functional t

A8983CJT_AllegroMicroSystems.pdf