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Automotive Sensorless Sinusoidal BLDC Controller with LIN Interface and Diagnostics

A4964

A4964 Product image

The A4964 provides a comprehensive solution for automotive BLDC motor control, featuring sensorless sinusoidal drive, programmable control modes, LIN interface, and integrated diagnostics for enhanced performance and reliability.

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A4964 数据表
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Top Features

Packaging

  • Three-phase sensorless BLDC motor control FET driver
  • Three-phase sinusoidal drive with soft start
  • Sensorless start-up and commutation
  • Windmill detection and synchronization
  • Bootstrap gate drive for N-channel MOSFET bridge
  • 5.5 to 50 V supply range
  • SPI-compatible interface
  • Programmable control modes: speed, voltage, current
  • Peak current limiting
  • Control via SPI or PWM
  • Programmable gate drive for slew rate control
  • LIN / PWM physical interface with wake
  • Logic supply regulator with current limit
  • MCU watchdog and reset
  • Ignition switch interface
  • Diagnostics, status, current, and speed feedback

Typical Applications

  • Automotive fuel, oil, and urea pumps
  • Automotive fans and blowers
A4964 封装
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Part Number Specifications and Availability

Documentation and Resources

Design Tools

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Documents Found: 32
Document Type Document Name
User Guide
APEK4964 Evaluation Board User Guide