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TDA5147K Datasheet 12 V Voice Coil Motor VCM driver and spindle motor drive combination chip

Manufacturer: NXP Semiconductors

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General Description

APPLICATIONS • Hard disk drive for PC products.

• Retract circuit operates down to 2 V TDA5147K • Internal thermal sense circuitry with an over temperature shut down option • Internal boost voltage generator • Sleep mode.

The TDA5147K is an ASIC combination chip that includes the following functions;

Overview

INTEGRATED CIRCUITS DATA SHEET TDA5147K 12 V Voice Coil Motor (VCM) driver and spindle motor drive combination chip Product specification File under Integrated Circuits, IC11 1996 Jul 26 Philips Semiconductors Product.

Key Features

  • Spindle motor driver.
  • Internal 1 A peak current power drivers.
  • Low Rds(on) 1 Ω max total for high, low and isolation drivers.
  • Induction sense start-up option.
  • External current sense resistor.
  • Soft switching on both upper and lower drivers.
  • Programmable linear or PWM spindle mode.
  • Provide spindle active dynamic braking mode. Voice coil motor driver.
  • 0.8 Amp VCM power driver.
  • Maximum of 1 V drop across the power drive.

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