Multi-axis linear & angle position sensors
High precision, low power, multi-functional 3D Hall-effect sensors for 3D positional tracking and detecting the angular position of an object
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Three-axis linear Hall-effect sensor with I²C and programmable switch in wafer chip-scale package
Approx. price (USD) 1ku | 0.29
Automotive high-precision analog AMR angle sensor with 360° angle range
Approx. price (USD) 1ku | 0.89
Automotive high-precision analog AMR angle sensor with integrated turns counter
Approx. price (USD) 1ku | 0.89
Automotive, high-precision, 3D linear Hall-effect dual-die sensor with SPI interface
Approx. price (USD) 1ku | 1.5
Automotive, high-precision, linear 3D Hall-effect sensor with I²C interface
Approx. price (USD) 1ku | 0.69
Why choose our linear 3D Hall-effect sensors?
Integration
High integration simplifies system design with on-board compensation, diagnostics and angle calculations to eliminate the need for off-chip processing while providing mechanical placement flexibility.
Accuracy
Uncalibrated ultra-high precision at speeds up to 20 ksps for faster and more accurate real-time control.
Low power
Configurable bandwidth options, as low as 1-µA average current consumption, to optimize system power and performance.
Advantages of our multiaxis linear and angle position sensors
Advanced tracking capabilities to improve system control and synchronization
Benefits:
- Reliable positioning for consistent system control.
- Reduced risk of damage or injury to the system, nearby objects or people.
- Improved synchronization and sequencing of functions for faster response.
- Position tracking over a wide range of motion.
- Multiple axes of sensitivity enable both tamper and stray-field detection implementations.
- Placement flexibility.
- Ability to send data back to the microcontroller over a digital interface.
Measuring 3D Motion With Absolute Position Sensors (Rev. B)
Mechanical Advantages of 3D Hall-Effect Sensors in Robotics Designs (Rev. A)
3D Hall-Effect Sensor for Knobs in Appliances
Featured products for 3D
Achieve fast and accurate angle sensing at a cost-optimized price
Benefits:
- Tracks the angular position of a magnet to determine the angular position of an object.
- Fast and accurate angle calculation with a built-in coordinate rotation digital computer.
- Ultra-high precision measurements.
- Save costs by using only one sensor for angle calculations.
- In-plane and on- and off-axis configuration options.
Angle Measurement With Multi-Axis Hall-Effect Sensors (Rev. A)
Absolute Angle Measurements for Rotational Motion Using Hall-Effect Sensors (Rev. B)
Angle Calculation Methods Using Position Sensor Output Data (Rev. A)
Featured products for angle sensing
Achieve fast, precise and accurate angle sensing with our AMR multiaxis linear and angle sensors
Benefits:
- <0.1-degree error offers the most precise angle sensor technology available.
- Accurate sensing achieves higher torque and efficiency.
- Wide operating magnetic field range.
- Integrated Hall-effect sensors enable 360-degree functionality.
- Works in saturation, which allows the use of a lower-cost ferrite magnet instead of neodymium.
- No hysteresis or orthogonality error.
- Minimal noise.
eBike Position Sensor Functions
TMAG6180-6181 Evaluation Module
Designing a Position Sensing System With an AMR Angle Sensor
Learn how to incorporate AMR angle sensors into position sensing systems.
Featured products for AMR
Reduce system cost and extend battery life with our low-power multiaxis linear and angle sensors
Benefits:
- Extend system battery life spans, which reduces maintenance costs.
- Increased overall system efficiency.
- Low-power modes such as sleep and deep-sleep mode reduce current consumption when the device is not in use.
- Wakeup and sleep mode reduce sensor active times by cyclically checking the environment for new data.
Angle Measurement With Multi-Axis Hall-Effect Sensors (Rev. A)
Joystick and Lever Design With Hall-Effect Sensors (Rev. A)
Low Power Design Using Hall-Effect Sensors (Rev. A)
Multiaxis sensors in functional safety-compliant designs help ensure system safety and reduce risk
Benefits:
- Our devices meet International Organization for Standardization 26262 and International Electrotechnical Commission 61508 specifications.
- Automotive Safety Integrity Level (ASIL) B to ASIL D systemic capability with diagnostics helps detect faults, with redundancy features to improve safety.
- Ability to detect failure in the integrity of sensing paths with a reliable reporting mechanism to the microcontroller.
- Important for safety-critical systems such as electric power steering, electric vehicle and hybrid electric vehicle inverter systems, and industrial motor-drive applications.
- Diagnostics provide information about device status such as errors in communication or problems with the analog front end.
TI functional safety webpage
Auto Functional Safety and How TI is Helping Customers W/ High-Precision Sensors
Featured products for functional safety
Technical resources
How 3D Hall-effect sensors deliver precise, real-time position control to autonomo
Improve System Performance With Linear 3D Hall-Effect Position Sensors
TI Precision Labs - Magnetic sensors video series
Discover featured applications
Optimize performance, size and cost with multiaxis linear and angle position sensors for appliance designs
You can use multiaxis linear and angle position sensors for bump detection, liquid level sensing, knob or dial selection, and wheel speed and direction tracking in end equipment such as vacuum robots, washers and dryers, cooktops, ovens, and robotic lawn mowers.
Benefits:
- Fast, accurate and precise angle calculation with a built-in coordinate rotation digital computer.
- Reduce system size and cost by using only one sensor for angle sensing.
- Gain 360-degree angular position information for both on-and off-axis angle measurement.
- Multiple axes of sensitivity and placement flexibility.
Featured resources
- TMAG5273EVM – TMAG5273 evaluation module for low-power, linear 3D Hall-effect sensor with I²C interface
- Hall-Effect Sensors in Vacuum Robots – Application brief
- Innovative Sensing Solutions for Home Appliances (Rev. A) – Application brief
- TI-MAGNETIC-SENSE-SIMULATOR – Magnetic simulation software that includes mechanical motion and sensor output
Gain high performance while optimizing cost and space with multiaxis linear and angle sensors in building automation designs
In building automation, multiaxis linear and angle position sensors can be used for tamper detection and absolute position sensing in end equipment such as electronic smart locks, door and window sensors, and wireless security cameras.
Benefits:
- Fast, accurate and precise angle calculation with a built-in coordinate rotation digital computer.
- Reduce system size and cost by using only one sensor for angle sensing.
- Can determine the strength and proximity of external magnetic fields in regards to tamper detection.
- Conserve power with a sleep mode current as low as 5nA.
Featured resources
- TMAG5273EVM – TMAG5273 evaluation module for low-power, linear 3D Hall-effect sensor with I²C interface
- TMAG3001EVM – TMAG3001 evaluation module for three-axis linear Hall-effect sensor with I²C and programmable switch
- Position Sensing in Electronic Smart Locks Using Hall-Effect Sensors – Application note
- Understanding tamper detection sensors – Technical article
- TI-MAGNETIC-SENSE-SIMULATOR – Magnetic simulation software that includes mechanical motion and sensor output
Explore our wide portfolio of multiaxis linear and angle position sensors for automotive and industrial applications
Magnetic position sensors for automotive and industrial applications enable precise linear displacement and high-accuracy angle measurements.
Benefits:
- Enable 3D tamper detection for e-meters, door and window sensors, and other end products.
- 3D sensor availability in wafer chip-scale packages for portable electronics or space-constrained applications.
- High-accuracy angle sensing (as low as 0.1 degrees at room temperature) leverages Hall-effect and anisotropic magnetoresistive technologies with high-speed or low noise configurations.
Featured resources
- TIDA-060045 – Accurate low-latency linear position sense reference design with quad 3D Hall-effect sensors
- TIDA-060039 – Inductive touch and magnetic dial contactless user-interface reference design
- TMAG6181-Q1 – Automotive high-precision analog AMR angle sensor with integrated turns counter
- TMAG3001 – Three-axis linear Hall-effect sensor with I²C and programmable switch in wafer chip-scale package
- TMAG5173-Q1 – Automotive, high-precision, linear 3D Hall-effect sensor with I²C interface
- TMAG3001EVM – TMAG3001 evaluation module for three-axis linear Hall-effect sensor with I²C and programmable switch
- TMAG6180-6181EVM – TMAG6180 and TMAG6181 evaluation module with differential sine and cosine analog outputs