Product Highlights > XENSIV magnetic sensors

From Hall to TMR: XENSIV™ magnetic sensing solutions for every application

Infineon's XENSIV™ portfolio combines proven Hall-based sensing and advanced TMR technology to enable precise, reliable, and efficient position and current sensing

Infineon’s XENSIV™ magnetic sensor portfolio delivers high-accuracy, contactless current and position sensing for demanding industrial, consumer, and automotive applications. Built on proven Hall effect and TMR technologies, the latest additions to the XENSIV™ lineup push the boundaries of precision, bandwidth, and reliability — supporting AC and DC current measurement up to several kiloamps, with coreless designs that minimize copper losses and resist external field interference. Whether you are designing gaming and wearable solutions or PV inverter and energy storage systems, working on power battery systems and motor contol, XENSIV™ sensors provide the performance, size, bandwidth, and functional safety compliance — including ISO 26262 ASIL support — needed to bring your next-generation system to production with confidence.

Overall Features

Exceptional sensitivity and high signal-to-noise ratio (SNR)
Optimal performance within stric costs
Current sensing: Fast overcurrent protection, reinforced isolation in iCR packages, scalable with wide programming range
Position sensing: Broad portfolio of angle, linear, 3D sensors & switches/latches with high accuracy, low power consumption and small form factor

Overall Benefits

Broadest magnetic sensing technology portfolio
Automotive-grade quality and reliability
TMR technology enables smaller magnets and larger airgaps
Enables reliable signal detection in noisy environments, reducing error rates and improving system robustness
Achieves target specs maximizing BOM efficiency and system cost reduction
Protects power stages with minimal response latency, meets reinforced isolation standards
Accelerates position sensor selection across diverse motion/position applications, fits space-constrained and battery-powered designs while maintaining precision
Ideal for automotive, consumer and industrial applications

Applications and use cases

Position sensing: XENSIV™ TLI55910, TLI55950 TMR-based linear sensors target gaming (joysticks, key switches) and wearable applications, where high resolution, low power consumption, small package size, and cost efficiency are paramount.
Motor contol in robotics applications: XENSIV™ TLI49012 Hall angle sensor

Current sensing: XENSIV™ TLI5570, TLI5572 TMR-based current sensors serve industrial pumps and fans (motor control), AC compressors and fast switching GaN/SiC power stages and converters.

Overcurrent detection: XENSIV™ TLE5571 TRM-based current sensor addresses solid-state circuit breaking, solid-state relays, power tool battery management systems, and similar protection applications

Automotive: XENSIV™ TLE5502 TRM-based angle sensor automotive-qualified, dual ASIL D targets BLDC motor control, electric power steering, and industrial drives.

Position sensing
Current sensing
Overcurrent detection
Automotive

XENSIV™ TLI49012 Hall angle sensor

Digital angle sensor with unique system self-calibration feature and angle errors of 0.1°

With an industry-leading signal latency of just 1.5 µs and update rate of 1 µs, the TLI49012 angle sensors enables highly responsive motor control systems that improve energy efficiency and reduce commutation noise. The integrated system self-calibration feature significantly reduces external calibration requirements during manufacturing process.

Features

Angle error = 0.1° at field range 30–120 mT
High‑precision angle measurement and high‑resolution (16‑bit)
Ultra‑low latency of 1.5 µs
On/off‑axis measurement capability
Integrated system self‑calibration
Multiple interface options
Compact PG‑VSON‑8 package

Benefits

Ease of use through on-chip system self-calibration
Flexible integration into motor systems
Reliable performance at high speeds
Reduced end‑of‑line calibration effort
Design flexibility: End-of-Shaft and Out-of-Shaft capabilities
Sustained accuracy over lifetime
Excellent cost‑to‑performance ratio

Applications

Humanoid robots
Industrial motor drives and controls
Durable healthcare equipment
PC and gaming accessories

XENSIV™ TLI55910 & TLI55950 TMR-based linear position sensors

High-sensitivity sensors designed for precise linear and angular position measurements

Both devices leverage Infineon’s TMR technology to deliver excellent signal-to-noise performance in compact SOT23 packages. The TLI55910 is a non-amplified sensor optimized for ultra-low power and high-accuracy applications, while the TLI55950 integrates an on-chip amplifier to provide a single-ended output and higher sensitivity for cost-effective position sensing designs.

XENSIV™ TLI55910 non-amplified linear sensor

Features

Non-amplified bridge output for high-accuracy sensing
Magnetic measurement range of ±35 mT
High output sensitivity of 5 mV/V/mT
Ultra-low noise performance
Low power consumption down to 0.25 mA at 1.8 V

Benefits

Exceptional signal-to-noise ratio for highly accurate position measurements
Ultra-low power consumption ideal for battery-powered devices
Strong immunity to magnetic interference and low temperature drift

Applications

Gaming controllers (joysticks, key switches) and PC peripherals
Wearables
Battery-powered and low-power sensing systems
Home and building, industrial automation

XENSIV™ TLI55950 amplified linear sensor

Features

Integrated operational amplifier with single-ended full-range voltage output
Magnetic ranges up to ±41 mT (5 V) and ±25 mT (3.3 V)
Sensitivity up to 85.5 mV/mT
Ultra-low noise of 8.1 µTRMS
3.3 V and 5 V supply voltage support

Benefits

No external OpAmp required: simplified system design thanks to integrated amplification and single-ended output
High sensitivity enables compact magnet designs and precise detection
Reliable readings in noisy environments
Cost-effective solution for high-precision sensing applications

Applications

Power tool trigger detection
Service robots and drones
High-precision dual encoder systems
Industrial automation and precision motion control

Evaluation Boards

TLI49012EVALKITTOBO1 - XENSIV™ TLE49012 evaluation kit

TLI55910A6EEVALKITTOBO1 - XENSIV™ TLI55910 linear sensor evaluation kit

TLI55950EVALKITTOBO1 - XENSIV™ TLI55950 linear sensor evaluation kit

TLX499011MEVALKITTOBO1 - XENSIV™ TLX49901-1M evaluation kit

TLX499012MEVALKITTOBO1 - XENSIV™ TLX49901-2M evaluation kit

TLX499013MEVALKITTOBO1 - XENSIV™ TLX49901-3M evaluation kit

XENSIV™ TLI5570/TLI5572 TMR-based magnetic current sensors

Cost efficient, small sized current sensors as shunt replacement

Both devices provide galvanically isolated, contactless AC and DC current sensing with excellent accuracy, low noise, and high robustness, enabling reliable current measurement in compact, high-power electronic systems. While the TLI5570 focuses on broad current-sensing applications with a non-amplified differential output, the TLI5572 targets high-power-density designs with an integrated amplified output, higher bandwidth, and extended temperature capability.

Features

Ultra-low-noise analog output
Fully isolated, contactless current measurement up to >1 kA
Ultra-compact packaging in SOT23-6-4
XENSIV™ TLI5570 specific:

Magnetic measurement range ±35 mT
1.1 MHz bandwidth with differential analog output
Accurate AC and DC current sensing with stable sensitivity and offset over temperature and lifetime
Operating temperature range up to +125°C
1 V to 5 V supply voltage support

XENSIV™ TLI5572 specific:

Multiple pre-calibrated magnetic ranges from ±4 mT to ±35 mT
3.3 V and 5 V supply voltage support
2 MHz bandwidth with integrated amplified analog output
Operating temperature range up to +150°C

Benefits

Cost-efficient shunt replacement solution Galvanically isolated current measurements for improved safety and reduced power losses
Compact footprint and reduced PCB area
Robust design for harsh industrial environments
Lowest parasitic inductance and improved efficiency compared to shunts
System-level space and cost savings

Applications

Battery-powered tools
Service robots and drones
e-Bikes and e-Scooters
Home appliances and smart-home systems
Only XENSIV™ TLI5570 recommended for
- Industrial and consumer DC/DC converters
- Telecom power systems
Only XENSIV™ TLI5572 recommended for
- Flaps, actuators, pumps, and power-closing systems
- High-power-density designs using SiC and GaN switching technologies

XENSIV™ TLE5571 TMR-based magnetic current sensor

Cost-efficient with ultra-fast protection feature sensor for high power density applications

With a differential measurement through two integrated TMR full bridges, the TLE5571 is immune to external stray fields without the need for any magnetic shield. Well-suited for SiC and GaN applications with min. bandwidth of 2.5 MHz, the sensor has ultra-fast, integrated over-current detection (OCD) so that applications, circuits, and even dedicated sensitive components can be protected from over-current events.

Features

Fully isolated measurement of currents up to >2 kA, 5 V supply voltage
Bandwidth >2.5 MHz, ultra-low-noise analog output
Operating temperature range 40°C to 150°C
Magnetic measurement ranges from ±5 mT to ±30 mT
Product qualification compliant with JEDEC JESD47 standards
Ultra-fast over-current detection (<150 ns)
Adjustable over-current detection threshold using an external voltage

Benefits

Cost-efficient TMR current sensor for protection
Small design footprint with minimal PCB area consumption
System-level space and cost savings
Isolated current measurement for enhanced safety
High ampacity of ±2000 A
Highly robust system design
Optimized for extreme operating conditions

Applications

High-frequency switching applications
Application requiring current sensing with an extremely small input-to-output delay
Electronic fuse (eFuse)
Circuit breakers
Battery disconnect switch
Motor drives

XENSIV™ TLE5502D TMR-based 360° angle sensor

High accuracy, high availability TMR analog angle sensors for safety applications

Particularly well-suited for rotor position sensing applications, the angle sensor offers full 360° angle measurement capability and a high output voltage swing. The device supports direct interfacing to microcontroller ADCs, eliminating the need for external amplifiers and helping to reduce overall system cost and complexity

Features