Hall-effect current sensors

Achieve consistent, accurate measurements over time and temperature

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Our Hall-effect current sensors provide high accuracy combined with low drift, enabling accurate current measurements over both time and temperature. Additionally, our Hall-effect current sensors offer high working voltage levels with different levels of isolation to help address varying use-case conditions.

Design & development resources

Reference design
1-kW, 80 Plus titanium, GaN CCM totem pole bridgeless PFC and half-bridge LLC reference design

This reference design is a digitally controlled, compact 1-kW AC/DC power supply design for server power supply unit (PSU) and telecom rectifier applications. The highly efficient design supports two main power stages, including a front-end continuous conduction (...)

Reference design
In-phase current-sense reference design for 230-VAC motor drives using hall-effect current sensors
This reference design features the Hall-effect current sensor, TMCS1100, that can measure currents with an absolute error of < 1% (–40 to 125°C) and provide a working isolation voltage of up to 600 V. The low-resistance in-package current sensing element and lack of need for high-side (...)
Evaluation board
TMCS1101 isolated Hall-effect current sensing evaluation module
The TMCS1101EVM is a tool intended to facilitate rapid, convenient use of the TMCS1101, an isolated Hall-effect precision current sense monitor utilizing an internal ratiometric reference. This evaluation module allows the user push the max operating current through the Hall-input side while (...)

AEC-Q100, ±420-V isolated Hall-effect current sensor with internal reference

Approx. price (USD) 1ku | 1.425

AEC-Q100, ±100-V isolated Hall-effect current sensor with internal reference

Approx. price (USD) 1ku | 0.991

Automotive, precision isolated current sensor with external reference

Approx. price (USD) 1ku | 1.859

Automotive, precision isolated current sensor with internal reference

Approx. price (USD) 1ku | 2.174

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.



Address demanding environmental and use-case conditions while exceeding industry regulations and extending product lifetime with high working voltage.

Technical resources

Simplifying Current Sensing (Rev. A)
This e-book includes 20 proven tips to simplify your current sense amplifier design, including out-of-range measurements and signal chain integration.
document-pdfAcrobat PDF
White paper
White paper
Improve High-Voltage System Efficiency With Zero-Drift Hall-Effect Current Sense (Rev. A)
Learn how major industry trends are driving demand for isolated current sensing, and how zero-drift Hall-effect current sensors can improve isolation and measurement drift.
document-pdfAcrobat PDF
Video series
Video series
TI Precision Labs - Hall-effect current sensors
The training series includes videos and downloadable reference materials to help accelerate your learning and deepen your technical expertise.