Hall-effect current sensors
Achieve consistent, accurate measurements over time and temperature
Design & development resources
1-kW, 80+ titanium, GaN CCM totem pole bridgeless PFC and half-bridge LLC with LFU reference design
In-phase current-sense reference design for 230-VAC motor drives using hall-effect current sensors
TMCS1101 isolated Hall-effect current sensing evaluation module
Benefits of our Hall-effect current sensors
Low drift
Achieve low drift over time and temperature with zero-drift architecture and real-time sensitivity compensation correct for changing temperature, package stress and aging.
High accuracy
Increase overall system performance with higher efficiency and tighter system control.
Isolation
Address demanding environmental and use-case conditions while exceeding industry regulations and extending product lifetime with high working voltage.
Flexible current-sensing solutions for your design
Achieve accurate and fast current sensing in every system
Whether you need to detect an overcurrent fault, improve system efficiency, or provide closed-loop feedback, TI's large portfolio of current-sensing solutions enables industry-leading accuracy for a range of common-mode voltages and temperatures – without sacrificing system size, complexity or cost. Through decades of experience, we have developed leading-edge current-sensing technology that empowers engineers to achieve maximum system performance, power efficiency and reliability.
Learn more about our key product categories for current sensing:
Discover featured applications
Optimize the performance and power efficiency of motor drives by using Hall-effect current sensors
Precision Hall-effect current sensors enable real-time control with in-line phase monitoring in DC motor drives, servo motors and drone accessories to increase the level of control, safety and performance in motor-drive systems.
Benefits:
- Industry leading temperature drift of ±50PPM/C, and ±0.5% of lifetime drift.
- Support for up to ±1,100-V working voltages.
- Supports both AC and DC monitoring.
Featured resources
- TIDA-010059 – In-phase current-sense reference design for 230-VAC motor drives using hall-effect current sensors
Hall-effect current sensing enables real-time control in solar inverter systems with reinforced working voltages up to 1,100 V
Hall-effect current sensors enable current measurements for rails as high as 1,100 V, with reinforced isolation to ensure the safety of other system electronics.
Benefits:
- Industry leading temperature drift of ±50PPM/C, and ±0.5% of lifetime drift.
- Support for up to ±1,100-V working voltage.
- Supports both AC and DC monitoring.
Featured resources
- How to select the right current sense technology for your high-voltage system – Technical article
Hall-based current-sensing solutions allow you to achieve high-voltage isolation in system designs
Hall-effect current sensors have high common-mode voltage ranges and isolation, which helps you meet safety requirements in electric vehicle charging systems.
Benefits:
- Industry leading temperature drift of ±50PPM/C, and ±0.5% of lifetime drift.
- Support for up to ±1,100-V working voltages.
- Supports both AC and DC monitoring.
Featured resources
- TIDA-010059 – In-phase current-sense reference design for 230-VAC motor drives using hall-effect current sensors
- How to select the right current sense technology for your high-voltage system – Technical article
Precision current sensing can help optimize the power efficiency in your onboard charging systems
Develop electric vehicle systems with our precision, Hall-effect current sensors, which help you design smaller, more efficient onboard chargers.
Benefits:
- Industry leading temperature drift of ±50PPM/C, and ±0.5% of lifetime drift.
- Support for up to ±1,100-V working voltages.
- Supports both AC and DC monitoring.
Featured resources
- TIDA-010062 – 1-kW, 80+ titanium, GaN CCM totem pole bridgeless PFC and half-bridge LLC with LFU reference design
- PMP23069 – 3-kW, 180-W/in3 single-phase totem-pole bridgeless PFC reference design with 16-A max input
- PMP40690 – 4-kW interleaved CCM totem pole bridgeless PFC reference design using C2000™ MCU and GaN
- TMCS1101-Q1 – AEC-Q100, ±600-V, precision, isolated current sensor with internal reference
- TMCS1107-Q1 – AEC-Q100, ±420-V isolated Hall-effect current sensor with internal reference
- TMCS1100-Q1 – AEC-Q100, ±600-V, precision, isolated current sensor with external reference
Precision current sensing can help improve power factor and AC/DC efficiency while enabling greater safety, with fast overcurrent protection
Develop power supplies with our precision Hall-effect current sensors, which enable smaller, more efficient systems.
Benefits:
- Industry leading temperature drift of ±50PPM/C, and ±0.5% of lifetime drift.
- Support for up to ±1,100-V working voltages.
- Supports both AC and DC monitoring.
Featured resources
- Switching Power Supply Current Measurements (Rev. E) – Application brief
- Precision Current Measurements on High-Voltage Power-Supply Rails (Rev. F) – Application brief
- CS-AMPLIFIER-ERROR-TOOL – Current sense amplifier comparison and error tool