• Part: AH287
  • Manufacturer: Anachip
  • Size: 169.59 KB
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AH287 Key Features

  • On chip Hall sensor
  • Rotor-locked shutdown
  • Automatically restart
  • Built-in Zener protection for output driver
  • Operating voltage: 3.8V~28V
  • Output current: IO(AVE) = 400mA
  • Package: SIP-4L, SOT89-5L
  • General Description
  • Pin Assignment
  • Pin Descriptions

Other AH287 Datasheets

Manufacturer Part Number Description
Diodes Incorporated Logo Diodes Incorporated AH287 HIGH VOLTAGE HALL-EFFECT SMART FAN MOTOR CONTROLLER

View all AH287 datasheets →

AH287 Description

AH287 is a monolithic fan motor controller with Hall sensor’s capability. It contains two plementary open-drain drivers for motor’s coil driving, automatic lock shutdown and restart function relatively. To avoid coil burning, rotor-lock shutdown detection circuit shut down the output driver if the rotor is blocked and then the automatic recovery circuit will try to restart the motor.