Quality Standards and Environmental Certifications

角位置传感器 IC

安全和技术创新是我们的角度传感器设计的核心。Allegro 提供市场上延迟较低的数字输出角度传感器，可以实现更顺畅、更高效的电机控制。我们还为新兴的个人移动、机器人和工业自动化应用提供一些性能卓越、成本优化的角度传感器 IC。
我们独有的符合 ASIL-D 标准的双晶片解决方案适用于 ADAS 和高级安全应用。

Documentation & Resources

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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Application Note

Advanced On-Chip Linearization in the A1335 Angle Sensor IC

AN296127 - This document shows how magnetic-input-related errors in excess of ±20 degrees can be linearized by the A1335 to as low as ±0.3 degrees—roughly a 65× improvement.

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Application Note

Two-Point-Programming for the A1330

AN296199 - This application note serves as a guide for using a two-point programming algorithm to calculate and program the values needed for short-stroke rotational position sensing with the A1330 angle sensor IC.

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Application Note

Using the A1335 in a Short Stroke Application

AN296166 - This application note is dedicated to short-stroke magnetic applications using Allegro angular position sensors based on circular vertical Hall (CVH) technology. Analyses and data used in this document are based on the A1335 angle sensor IC.

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Brochure

Brochure: Motor Position and Angle Sensing

The Allegro A33230 Hall-effect position and angle sensor IC is the smallest 3D Sine/Cosine sensor currently available in the market.

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Application Note

Microcontroller-Based Linearization of Angular Sensor ICs

AN296160 - Magnetic angle sensors are often a good choice for fast, reliable, contactless measurement of the angular position of a system, especially in dirty environments where optical encoders may not be a good fit.

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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 error reporting tactics for digital and analog protocols used in angle and linear position sensing.

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Application Note

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.

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