3 次元磁気ポジション センサー
Allegroの3DMAG™多軸センサは、浮遊磁場を排除しつつ3次元（3D）空間における複雑な直線運動および回転運動を捉えるように設計されており、機械設計の柔軟性と精度をさらに向上させます。
Featured Products
A31315
3D Hall-Effect Sensor for Rotary and Linear Position Measurement
A31301
Low Power 3D Magnetic Position Sensor with SPI & I²C Interfaces and Angle Output
A31316
3D PCB-less Hall-Effect Sensor for Rotary and Linear Measurement
A31331
Automotive grade 3D magnetic position sensor with onboard angle, low power functionality, and SPI and I2C outputs
3 次元磁気ポジション センサー IC 選択ガイド
設計リソース
Application Note
Vertical Hall Technology Enables Effective Tamper Detection
A recent breakthrough in Hall-effect sensing has enabled the creation of omnidirectional magnetic sensor ICs that match all of the requirements for tamper detection.
Application Note
Chopper-Stabilized Amplifiers With Track-and-Hold Signal Demodulator
The conventional signal demodulator of a chopper amplifier can be substituted by track-and-hold (T/H) and averaging functions. This arrangement provides offset cancellation without requiring low-pass filters and can ignore the residual offset generated by input spikes.
Application Note
Position and Level Sensing Using Hall-Effect Sensing Technology
This paper introduces Hall-effect technology, then explores how it has been applied, in particular, differentiating between the primary types of Hall sensor ICs and the highly differentiated range of sensing behaviors they can support.
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 Allegro™ MicroSystems devices as examples.
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 rotating shaft either in an on-axis or off-axis arrangement. This application note is dedicated to a review of on-axis magnetic applications.
Application Note
Bipolar Switch Hall-Effect ICs
Bipolar sensor ICs are designed to be sensitive switches. (Note that the term "bipolar" refers to magnetic polarities, and is not related to bipolar semiconductor chip structures.) Hall measurement, bipolar switching, hall switch.
Application Note
Advanced Power Management Using the ALS31300 and ALS31313 3D Hall-Effect Sensor ICs with I2C Output
AN296144 - This application note discusses the unique and advanced low power modes available on the ALS31300 and ALS31313 3D Linear Hall-Effect Sensor ICs with I2C output available from Allegro MicroSystems.
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 often the approach used to achieve desired performance while maintaining strict safety requirements.
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, and latches. Omnipolar switches are described in this application note.
Application Note
Unipolar Hall-Effect Sensor IC Basics
There are four general categories of Hall-effect IC devices that provide a digital output: unipolar switches, bipolar switches, omnipolar switches, and latches. Unipolar switches are described in this application note.
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 how to implement a 2D or 3D magnetic sensor to obtain a joystick with well-defined behavior.
Application Note
3D Linear or 2D Angle Sensing with the ALS31300 and ALS31313 Hall-Effect ICs
AN296140 - This application note describes the use of the ALS31300 and ALS31313 3D Linear Hall-Effect Sensor integrated circuits (ICs) from Allegro MicroSystems for 3D linear sensing and 2D angle sensing applications.
Application Note
A31315 DLL Programming using MATLAB on Windows OS
AN296260 - This application note describes procedures for programming the A31315 DLL using MATLAB on Windows OS.
Application Note
A31315 Single Die Sensor Error Function - How to Use
AN296229 - The Allegro 3D magnetic sensing devices can be used in a wide range of applications where mechanical motion (linear or rotational) can be expressed by a changing magnetic angle. Read More.
Application Note
Short-Stroke Rotary Application of the A31315
AN296204 - This guide is intended to assist you in applying the A31315 Samples Programming Software to your short-stroke rotary application, such as a throttle-body, which uses the A31315 Advanced Linear Sensor and a target motion of 0° to 90°.