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A1156 - Two Wire Hall-Effect Switches

This page provides the datasheet information for the A1156, a member of the A1150 Two Wire Hall-Effect Switches family.

Description

The A1150, A1152, A1153, A1155, A1156, A1157, and A1158 comprise a family of two-wire, unipolar, Hall-effect switches, which are factory-trimmed to optimize magnetic switchpoint accuracy.These devices are produced on theAllegro™ advanced BiCMOS wafer fabrication process, which implements a high-freq

Features

  • AEC-Q100 automotive qualified.
  • 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.
  • Robust EMC and ESD performance.
  • Industry-leading ISO 7637-2 pe.

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Datasheet preview – A1156

Datasheet Details

Part number A1156
Manufacturer Allegro MicroSystems
File Size 1.09 MB
Description Two Wire Hall-Effect Switches
Datasheet download datasheet A1156 Datasheet
Additional preview pages of the A1156 datasheet.
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Full PDF Text Transcription

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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 Chopper-Stabilized, Two-Wire Hall-Effect Switches FEATURES AND BENEFITS • AEC-Q100 automotive qualified • 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 • Robust EMC and ESD performance • Industry-leading ISO 7637-2 performance through use of proprietary, 40 V clamping structures Continued on the next page… PACKAGES 3-pin SOT23-W 2 mm × 3 mm × 1 mm (suffix LH) 3-pin ultramini SIP 1.5 mm × 4 mm × 3 mm (suffix UA) 2-pin ultramini SIP 1.
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