Micropower Ultrasensitive Hall-Effect Switch with Configurable Magnetic Actuation

A1171

Product Image

The A1171 is an ultrasensitive Hall-effect switch ideal for battery-powered applications, with low power consumption, configurable magnetic actuation (unipolar, omnipolar), and push-pull outputs for simplified design.

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Top Features

Packaging

  • 1.65 to 3.5 V battery operation
  • Low supply current
  • High sensitivity, BOP typically 30 G (3.0 mT)
  • Operation with either north or south pole
  • Configurable unipolar or omnipolar magnetic sensing
  • Complementary, push-pull outputs
  • Chopper stabilized
    • Superior temperature stability
    • Extremely low switchpoint drift
    • Insensitive to physical stress
  • Solid state reliability
  • Small size

The A1171 device offers a magnetically optimized solution, suitable for most applications. Package type EW (0.40 mm maximum height) offers a leadless surface mount solution. It is lead (Pb) free, with NiPdAu leadframe plating.

EW Package Documentation

Part Number Specifications and Availability