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A1153-F Datasheet Chopper-Stabilized Two-Wire Hall-Effect Switches

Manufacturer: Allegro MicroSystems

Download the A1153-F datasheet PDF. This datasheet also includes the A1152-F variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (A1152-F-Allegro.pdf) that lists specifications for multiple related part numbers.

General Description

The A1152-F, A1153-F, A1155-F, and A1156-F comprise a family of two-wire, unipolar, Hall-effect switches, which are factory-trimmed to optimize magnetic switchpoint accuracy.

These devices are produced on the Allegro™ advanced BiCMOS wafer fabrication process, which implements a high-frequency, 4-phase, chopper stabilization technique.

This technique achieves magnetic stability over the full operating temperature range, and eliminates offsets inherent in devices with a single Hall element that are exposed to harsh application environments.

Overview

A1152-F, A1153-F, A1155-F, and A1156-F Chopper-Stabilized Two-Wire Hall-Effect.

Key Features

  • AEC-Q100 automotive qualified.
  • Factory-set temperature coefficient (TC) for use with ferrite magnets.
  • High-speed, 4-phase chopper stabilization.
  • Low switchpoint drift throughout temperature range.
  • Low sensitivity to thermal and mechanical stresses.
  • On-chip protection ▫ Supply transient protection ▫ Reverse-battery protection ▫ On-board voltage regulator ▫ 3 to 24 V operation.
  • Solid-state reliability Continued on the next page….