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A3245 Datasheet Chopper-Stabilized Omnipolar Hall-Effect Switches

Manufacturer: Allegro MicroSystems

Download the A3245 datasheet PDF. This datasheet also includes the A3245_Allegro variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (A3245_Allegro-MicroSystems.pdf) that lists specifications for multiple related part numbers.

General Description

The A3245 integrated circuit is an omnipolar, ultrasensitive Hall-effect switch with a digital output.

This sensor has an integrated regulator permitting operation to 24 V, making it the first omnipolar switch available for operation to 24 V.

This device is especially suited for operation over extended temperature ranges, up to +150°C.

Overview

A3245 Chopper-Stabilized Omnipolar Hall-Effect Switches.

Key Features

  • Omnipolar operation.
  • Chopper stabilization ▫ Superior temperature stability ▫ Extremely low switchpoint drift ▫ Insensitive to physical stress.
  • Reverse battery protection.
  • Output short circuit protection.
  • Solid state reliability.
  • Small size.
  • Robust EMC capability.
  • High ESD ratings (HBM).

More Datasheets from Allegro MicroSystems

Part Number Description
A3240 PRECISION HALL-EFFECT SWITCH
A3209 ULTRA-SENSITIVE HALL-EFFECT SWITCHES
A3211 Micropower Ultrasensitive Hall-Ef?fect Switches
A3212 Micropower Ultrasensitive Hall-Ef?fect Switches
A3230 Chopper-Stabilized Hall-Effect Bipolar Switch
A3250 Chopper-Stabilized Unipolar Hall-Effect Switches
A3251 Chopper-Stabilized Unipolar Hall-Effect Switches
A3260 2-Wire Chopper Stabilized Precision Hall Effect Bipolar Switch
A3282 Chopper-Stabilized Hall Effect Latch