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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 ICs is their sensitivity and linearity over their specified operating temperature range.

A1337/A1338 System Timing

AN296138 - The A1337 and A1338 are high-speed high-accuracy magnetic angle sensor ICs, ideal for motor position sensing. This application note provides a brief description of the internal signal processing delays of the A1337 and A1338 angle sensors.

How to Determine and Remove Systematic Channel Errors Using 3D Linear Angle Sensors

AN296201-This application note intends to describe the channel level errors and their impact on reported angle in 3D linear angle sensors when using the device in an on-axis rotary application. This document will also describe how to compensate for these errors using internal customer settings.

Non-Intrusive Current-Sensing Using TMR: A Comparison Between TMR Sensors, Sense Resistors, Hall-Effect Sensors, and Current Transformers

Tunnel magnetoresistance (TMR) offers a set of features that allows for its use as a current sensor. Specifically, the Allegro CT100 family of linear TMR sensors can be used as a surface-mount technology (SMT), nonintrusive device with great linearity and thermal performance.

Reducing the Influence of External Fields and Crosstalk for Contactless Current Sensing

Magnetic sensors are useful for measuring electrical current in conductors because the current flow generates a magnetic field around the conductor that can be measured without making electrical contact with the conductor.

A31316 Evaluation Kit User Guide

The A31316 Evaluation Kit includes everything required to program and evaluate A31316 devices.

A31315 Evaluation Kit User Guide

The A31315 evaluation kit includes everything required to start programming and evaluating A31315 devices. When used in accompaniment with the Allegro sample programmer, it provides easy evaluation and programming of the A31315 devices without the need for any additional hardware or software.

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 and Advantages of Allegro's ATS344LSP Magnetically Back-Biased Differential Linear Sensor IC

AN296157 - This application note aims to give insight on typical use of the Allegro ATS344LSP back-biased differential linear sensor IC. The main application of this sensor is to measure linear movements, such as shaft axial displacement.

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.

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

October 03, 2022

P0224: This article compares Hall-effect and magnetoresistance sensor technologies and discusses solutions to leverage these to minimize tradeoffs and meet the requirements of the most advanced emerging automotive and industrial automation applications.

Enhancing Smart Home Security with 3D Magnetic Sensors

February 10, 2022

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 unaware of certain vulnerabilities and security features.

Using A1330 ASEK DLLs to Make Two-Point Labview Programmer

AN296186 - This application note provides guidelines on how to use the A1330 dynamically linked library (DLL) with LabVIEW.

3D Hall-Effect Sensor Magnetic Tamper Detection Smart Home Systems

AN296223 - The experiment results highlight several advantages of 3D Hall-effect sensors such as their ability to detect strong magnetic fields that are randomly applied to the outside of a smart home device.

Signal Path Delay for A31315 3D Sensor

AN296263 - The delay in a signal path can be described as the trail between the real-time angle and the displayed output angle. This delay represents the time needed to convert the magnetic field data sensed by the Hall plates into angle information.