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A1171 - Micropower Ultrasensitive Hall Effect Switch

General Description

The A1171 integrated circuit is an ultrasensitive, Hall effect switch with latched digital outputs and either unipolar or omnipolar magnetic actuation.

Key Features

  • 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 Package: 6 pin DFN/MLP (suffix EW).

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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A1171 Micropower Ultrasensitive Hall Effect Switch Features and Benefits ▪ 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 Package: 6 pin DFN/MLP (suffix EW) Description The A1171 integrated circuit is an ultrasensitive, Hall effect switch with latched digital outputs and either unipolar or omnipolar magnetic actuation. It features operation at low supply currents and voltages, making it ideal for batteryoperated electronics.