Download UH277 Datasheet PDF
UH277 page 2
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UH277 Description

The UTC UH277 is a Latch-Type Hall Effect sensor with built-in plementary output drivers. It’s designed with internal temperature pensation circuit and built-in protection diode prevent reverse power fault. The application is aimed for brush-less DC Fan The UH277 Outputs operate as the Hysteresis Characteristics.

UH277 Key Features

  • Widen Power Supply range from 3V ~ 20V
  • On-chip Hall sensor with excellent hysteresis
  • Open Collector outputs had the sinking capability up to 300mA
  • Output Clamping Diodes reduce the peak output voltages during
  • Build-in reverse protection diode
  • ORDERING INFORMATION
  • MARKING
  • PIN DESCRIPTION
  • BLOCK DIAGRAM
  • SENSOR LOCATIONS