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リニア ポジション センサー IC

非接触型リニア ポジション センサーは、物体の位置を正確に測定する必要がある場合に簡単に使用できます。Allegro がコンシューマー向け、産業向け、および車載用途向けに数億個ものアナログ出力ポジション センサー IC を販売してきたのは、決して偶然ではありません。

また当社は、ADAS 用途、特に半自律型車両のステアリング システムで広く使用されている ISO 26262 認定デジタル出力 IC の開発におけるスペシャリストです。これらの EEPROM プログラマブル IC は、高精度のポジション測定、世界最速の共有 SENT 出力プロトコル、および比類ないレベルのシステム診断機能を提供しています。

Featured Products

A31102

Low-Noise, Programmable Linear Hall IC with Advanced Diagnostics

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ALS31000 Product Image

ALS31000 and A31004

Unidirectional Linear Hall-Effect Sensor IC with Analog Output, in Miniature Low-Profile Surface-Mount Package

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A1304

Linear Hall-Effect Sensor IC with Analog Output

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Documentation & Resources

Non-Contact Based Controller Solutions

Application Note

Non-Contact Based Controller Solutions

AN296227 - Implementing controller functions through non-contact solutions provides both performance and reliability advantages over typical ...

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Output Protocols for Angle and Linear Position Sensors

Application Note

Output Protocols for Angle and Linear Position Sensors

AN296191 - This application note describes working principles, lists advantages and limitations, outlines communication rates/delays, and defines ...

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Linearization and Two-Point Programming on the A31100 and A31102

Application Note

Linearization and Two-Point Programming on the A31100 and A31102

AN296213 - This application note highlights the procedure for calculating the magnetic field compensation parameters through two-point programming ...

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Achieving Fast SENT Message Response with A1346 Linear Hall-Effect Sensor ICs on Shared Bus 

Application Note

Achieving Fast SENT Message Response with A1346 Linear Hall-Effect Sensor ICs on Shared Bus 

AN296131 - In safety-critical magnetic sensing applications, such as torque sensing in electronic power steering (EPS) modules, redundant sensors are ...

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Joystick with Allegro Position Sensor IC

Application Note

Joystick with Allegro Position Sensor IC

Joysticks are widely used human-machine interfaces (HMI) that simultaneously report information on direction and amplitude. This document explains ...

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Enhancements to Slide-By Detection with Linear Sensors

Application Note

Enhancements to Slide-By Detection with Linear Sensors

AN296200 - This application note presents a modified solution to magnetic sensing in long stroke applications. Through the incorporation of a ...

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Enabling New Levels of Performance and Safety in Magnetic Sensors with xMR

Technical Article

Enabling New Levels of Performance and Safety in Magnetic Sensors with xMR

P0224: This article compares Hall-effect and magnetoresistance sensor technologies and discusses solutions to leverage these to minimize tradeoffs ...

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Enhancing Smart Home Security with 3D Magnetic Sensors

Technical Article

Enhancing Smart Home Security with 3D Magnetic Sensors

P0173 - As consumers find new ways to outfit their living spaces with simple-to-use smart home and Internet of Things (IoT) products, they may be ...

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Angle Error Correction with the A33230

Application Note

Angle Error Correction with the A33230

This application note describes the mathematics to convert the analog sine/cosine outputs of the A33230 into an angular position.

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Using the SENT Communications Output Protocol with A1341 and A1343 Devices

Application Note

Using the SENT Communications Output Protocol with A1341 and A1343 Devices

AN296108 - This application note provides a description of the Allegro implementation of the SENT protocol, which includes extensions developed by ...

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Linear Hall-Effect Sensor ICs

Application Note

Linear Hall-Effect Sensor ICs

AN27702 - Linear sensor ICs are designed to respond to a wide range of positive or negative magnetic fields. Critical to the performance of linear ...

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Calculating Temperature Compensation Using A1342 Linear Hall-Effect Sensor ICs

Application Note

Calculating Temperature Compensation Using A1342 Linear Hall-Effect Sensor ICs

AN296121 - This application note provides information on how to use A1342 customer-adjustable compensation parameters to reduce systems errors as a ...

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Guidelines for Using Allegro Angular Sensors

Application Note

Guidelines for Using Allegro Angular Sensors

Many applications in different industries, such as in industrial automation and automotive sensors and actuators, require monitoring the angle of a ...

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Analysis of a Hall-Effect System With Two Linear Sensor ICs for 30 mm Displacement

Application Note

Analysis of a Hall-Effect System With Two Linear Sensor ICs for 30 mm Displacement

In this application note we are investigating how to extend the displacement range for linear detection by using two sensor ICs, using typical ...

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Omnipolar Switch Hall-Effect IC Basics

Application Note

Omnipolar Switch Hall-Effect IC Basics

There are four general categories of Hall-effect IC devices that provide a digital output: unipolar switches, bipolar switches, omnipolar switches, ...

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