A1131 Datasheet Two-Wire Unipolar Vertical Hall-Effect Switches

Manufacturer: Allegro MicroSystems

Download the A1131 datasheet PDF. This datasheet also includes the A1130 variant, as both parts are published together in a single manufacturer document.

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A1131 two-wire unipolar vertical hall-effect switches by Allegro MicroSystems - Datasheet Preview — Note: The manufacturer provides a single datasheet file (A1130-Allegro.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	A1131
Manufacturer	Allegro MicroSystems
File Size	1.25 MB
Description	Two-Wire Unipolar Vertical Hall-Effect Switches
Datasheet	A1131 Datasheet

General Description

The A1130, A1131, and A1132 are vertical Hall-effect sensor ICs developed in accordance with ISO 26262:2011.

The A113x devices

Overview

A1130, A1131, and A1132 2 - Two-Wire Unipolar Vertical Hall-Effect Switches with Advanced.

Key Features

ISO 26262:2011 compliant.
Achieves ASIL B as a stand-alone component.
A2-SIL™ documentation available including FMEDA and Safety Manual.
Continuously operating background diagnostics.
Integrated regulator undervoltage monitor.
Magnetic sensing parallel to surface of package.
Internal current regulator for two-wire operation.
Highly sensitive unipolar switch thresholds.
Operation down to 3 V.
Selection of t.

More Datasheets from Allegro MicroSystems

Part Number	Description
A1130	Two-Wire Unipolar Vertical Hall-Effect Switches
A1132	Two-Wire Unipolar Vertical Hall-Effect Switches
A1120	Chopper-Stabilized Precision Hall-Effect Switches
A1121	Chopper-Stabilized Precision Hall-Effect Switches
A1122	Chopper-Stabilized Precision Hall-Effect Switches
A1123	Chopper-Stabilized Precision Hall-Effect Switches
A1125	Chopper-Stabilized Precision Hall-Effect Switches
A1126	Chopper-Stabilized Omnipolar Hall-Effect Switch
A1128	Highly Programmable Hall-Effect Switch
A1141	Sensitive Two-Wire Chopper-Stabilized Unipolar Hall Effect Switches