Quality Standards and Environmental Certifications

Crankshaft Sensor ICs

Our direction detection, vibration robustness and high accuracy out of stop/start conditions get your high efficiency engines started quickly and smoothly. Allegro provides fully integrated crankshaft sensor IC solutions for EMC protection and excellent edge accuracy in your crankshaft applications. Optional back-biased magnets simplify design while improving performance. Our speed sensor ICs are highly flexible and programmable for your various application requirements.

Featured Products

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A16601

The A16601 AC-coupled Hall-effect sensor IC is a monolithic integrated circuit that switches in response to changing differential magnetic fields created by rotating ring magnets and, when coupled with a magnet, by ferrous targets.

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A1696

A Hall-effect Crankshaft speed & direction sensor IC with integrated EMC protection components with true zero-speed digital crankshaft sensing & variable pulse-width output protocol.

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ATS696

The ATS696 is a combined Hall-effect sensing integrated circuit and EMC protection circuit that provides a user-friendly, PCB-less solution for crankshaft applications.

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Crankshaft Sensor ICs Selection Guide

Related Resources

Semiconductors (general)

Whitepaper: Allegro ICs Based on Giant Magnetoresistance (GMR)

This whitepaper provides a basic understanding of the giant magnetoresistance (GMR) effect and how Allegro uses this technology in market-leading ICs to meet today’s application requirements.

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News

Allegro MicroSystems Announces the Shipment of its Billionth Gear Tooth Sensor IC

Jun 19, 2018

Allegro MicroSystems, LLC is celebrating a milestone for its popular line of Gear Tooth Sensor (GTS) ICs, which surpassed one billion total units shipped. These revolutionary ICs were first released to market more than 15 years ago, and are staples in engine management, transmission and braking ...

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Speed Sensors

Impact of Magnetic Relative Permeability of Ferromagnetic Target on Back-Biased Sensor Output

This application note aims to describe the target relative magnetic permeability impact on Allegro back-biased magnetic sensor output.

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Semiconductors (general)

Allegro Product Selection Guide

Sense. Regulate. Drive. Check out our device offerings and packages across all of our product families in this PDF selection guide.

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