Allegro MicroSystems Inc. Datasheets for Magnetic Sensor Chips
Magnetic sensor chips are semiconductor devices that detect physical quantities using magnetic principles.
Magnetic Sensor Chips: Learn more
| Product Name | Notes |
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| 1D Linear Position Sensor ICs | |
| 2D Angle Position Sensor ICs | |
| 3D Magnetic Position Sensors | |
| The A139x family of micropower Hall-effect sensors minimizes current consumption with a user-selectable sleep mode, ideal for battery-powered applications. Offers ratiometric output and temperature stability. * Note: If you have... | |
| The A1454 provides a digital 12-bit output proportional to the magnetic field strength, with two programmable sensitivity options and an I²C interface for easy system integration. Its micropower sleep mode... | |
| The A1667 provides precise speed and position sensing for ring magnet-based applications, featuring true zero-speed operation, high accuracy, and dynamic adaptation for robust performance in automotive and industrial environments. *... | |
| The A1684 offers a simplified two-wire solution for speed and position sensing of ring magnets or gear teeth, featuring true zero-speed operation, automatic gain control, and advanced calibration algorithms for... | |
| The A1698 provides accurate speed and direction sensing down to zero speed, using a simplified two-wire interface. Its integrated capacitor enhances EMC performance, while sophisticated digital circuitry minimizes offsets and... | |
| The A19250 offers precise wheel speed sensing with a user-friendly two-wire interface. Its GMR technology, integrated capacitor, and robust package ensure high accuracy, low jitter, and reliable performance in automotive... | |
| The A19301 provides functionally safe speed and direction sensing for automotive applications, featuring ASIL B(D) compliance, a two-wire interface, and integrated diagnostics for enhanced reliability. * Note: If you have... | |
| The A19302 offers flexible speed and direction sensing with selectable PW or AK protocol output. Its SolidSpeed Digital Architecture ensures accurate and stable performance in harsh automotive environments. * Note:... | |
| The A19420 provides precise speed sensing for ring magnets or ferrous targets, with ASIL B compliance for functional safety in automotive applications. Features include a two-wire interface, integrated diagnostics, and... | |
| The A19520 offers robust speed and direction sensing for automotive transmission applications, with advanced vibration-tolerant algorithms, integrated diagnostics, and ASIL compliance for functional safety. * Note: If you have issues... | |
| The A19530 offers a versatile solution for speed and direction sensing in automotive transmission applications, with programmable features, vibration detection, and diagnostic capabilities for enhanced performance and reliability. * Note:... | |
| The A31102 provides high-precision linear Hall-effect sensing with industry-leading noise performance and advanced diagnostics for safety-critical applications. Offers flexible programming and multiple output protocols. * Note: If you have issues... | |
| The A31301 provides accurate 3D magnetic field sensing and angle calculation, with flexible operating modes and low power consumption for battery-powered and space-constrained applications. Supports SPI and I²C interfaces. *... | |
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3D Magnetic Hall-Effect Sensor For Rotary And Linear Position Measurement -- A31315LLUBTR-XY-S-AR-10
3D Magnetic Hall-Effect Sensor For Rotary And Linear Position Measurement -- A31315LLUBTR-XY-S-SE-10
3D Magnetic Hall-Effect Sensor For Rotary And Linear Position Measurement -- A31315LLUBTR-XZ-S-AR-10
3D Magnetic Hall-Effect Sensor For Rotary And Linear Position Measurement -- A31315LLUBTR-XZ-S-SE-10
3D Magnetic Hall-Effect Sensor For Rotary And Linear Position Measurement -- A31315LOLATR-XY-S-AR-10
3D Magnetic Hall-Effect Sensor For Rotary And Linear Position Measurement -- A31315LOLATR-XY-S-SE-10
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The A31315 offers precise rotary and linear position measurement in automotive environments, with analog, PWM, and SENT output options, programmable linearization, and on-chip angle calculation. Supports ASIL compliance. * Note:... |
| The A33002/3 offer precise angle measurements with on-chip linearization and multiple output protocols (SPI, SENT, PWM) for flexible system integration. Designed for automotive and industrial applications requiring high accuracy and... | |
| The AAS33001 provides contactless angle measurements with on-chip linearization and incremental outputs for precise motor control and position sensing. Supports SPI, PWM, and UVW/ABI outputs. * Note: If you have... | |
| The AAS33051 provides precise angle measurements with on-chip linearization, enhanced diagnostics, and multiple output formats (SPI, PWM, UVW/ABI) for demanding automotive applications. * Note: If you have issues logging into... | |
| The ALS31000/A31004 linear Hall-effect sensors provide accurate and stable analog output for a variety of applications. These unidirectional devices offer a miniature package, temperature stability, and diagnostic capabilities. * Note:... | |
| The ALS31001 provides high-accuracy linear Hall-effect sensing in a miniature through-hole package. It features temperature stability, high bandwidth, and low-noise analog output. * Note: If you have issues logging into... | |
| The ALS31300 simplifies 3D magnetic position sensing, providing 12-bit digital output for each axis (X, Y, Z), I²C communication, and advanced low-power modes for battery-powered applications. * Note: If you... | |
| The ATS19420 provides precise speed sensing for ferrous targets, with integrated back-bias magnet, ASIL B compliance, and differential sensing for robust performance in automotive applications. * Note: If you have... | |
| The ATS19480 utilizes GMR technology for extended air gap sensing on ferromagnetic gear tooth targets, providing accurate speed information in challenging transmission applications. Its wide operating range and advanced algorithms... | |
| The ATS19580 provides precise speed and direction sensing for ferromagnetic gear tooth targets, featuring GMR technology for extended air gap performance and ASIL compliance for functional safety. * Note: If... | |
| The ATS344 provides highly accurate and customizable linear position sensing, featuring a two-wire PWM output, integrated EEPROM for flexible programming, and an integrated rare-earth pellet package for simplified design. *... | |
| Transmission Sensor ICs | |
| Wheel Speed Sensors |
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