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AD22157 - Wheel Speed Sensor

Datasheet Summary

Description

The AD22157 is a mixed signal magnetic field transducer designed for applications where both speed sensing and direction sensing of a ferrous target wheel are required over a wide speed range.

Features

  • Speed and direction from 0Hz to 2500Hz Air gap diagnostics 2-wire current-loop operation Wide Operating Temperature Range Functional during temperature excursions to 190C Reverse Supply Protected (-30V).

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Datasheet preview – AD22157

Datasheet Details

Part number AD22157
Manufacturer Analog Devices
File Size 274.96 KB
Description Wheel Speed Sensor
Datasheet download datasheet AD22157 Datasheet
Additional preview pages of the AD22157 datasheet.

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Full PDF Text Transcription

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PRELIMINARY TECHNICAL DATA Wheel Speed Sensor For ABS Systems Preliminary Technical Data FEATURES Speed and direction from 0Hz to 2500Hz Air gap diagnostics 2-wire current-loop operation Wide Operating Temperature Range Functional during temperature excursions to 190C Reverse Supply Protected (-30V) APPLICATIONS Automotive Wheel speed and direction sensing Transmission speed sensing Industrial Incremental position sensing Proximity switching Hall Array In Amps AD22157 Functional Block Diagram Vhigh Tracker 1 PWM 7mA 7mA Tracker 2 AD22157 Vlow GENERAL DESCRIPTION The AD22157 is a mixed signal magnetic field transducer designed for applications where both speed sensing and direction sensing of a ferrous target wheel are required over a wide speed range.
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