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ATS651LSH Datasheet Two-Wire Self-Calibrating Differential Speed and Direction Sensor

Manufacturer: Allegro MicroSystems

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General Description

The ATS651LSH is a mechatronics component with an integrated Hall-effect sensor IC and rare-earth pellet, providing an easy-to-use solution for speed and direction sensing applications.

The solid thermoset molded plastic package contains a samarium-cobalt pellet and a Hall-effect IC optimized to the magnetic circuit.

This device has been designed specifically for high reliability in the harsh automotive environment.

Overview

ATS651LSH Two-Wire Self-Calibrating Differential Speed and Direction Sensor IC with Vibration.

Key Features

  • Rotational direction detection.
  • Fully optimized digital differential gear-tooth sensor IC.
  • Single-chip sensing IC for high reliability.
  • Small mechanical size (8 mm diameter × 5.5 mm vertical, flat-to-flat).
  • Internal current regulator for 2-wire operation.
  • Automatic Gain Control (AGC) and reference adjust circuit.
  • 3-bit factory-trimmed for tight pulse width accuracy.
  • True zero-speed operation.
  • Wide operating voltage.

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