Melexis Hall-effect current sensor ICs I Melexis

Conventional Hall

Isolated currents up to 2000A
Core for signal concentration
High stray field immunity
Robust against mechanical play

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IMC-Hall®

Isolated currents up to 2000A
Shield and integrated magnetic concentrator
Easy assembly & vertical stacking
Robust against mechanical play

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Coreless integrated primary

Internal conductor up to 50A
No magnetic hysteresis
No customer calibration needed
Up to 4.8kV isolation

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Shunt

Precise shunt readout (>10μOhm)
High accuracy (IVT measurement)
Integrated over-current detection
Integrated diagnostics / ASIL

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Datasheet specifications prevail

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We explain here the basis of the IMC-Hall technology and the benefits it brings to current sensing. Discover the concept of the IMC, the handling of stray fields and how to optimize the module.

Introducing the Hall-effect principle, a well-established phenomenon harnessed by Melexis sensor ICs.

Targeted market

Latest product news

Melexis achieves ASIL C(D) with its IVT current sensors

Melexis reaches ASIL C safety compliance with its smart IVT (current, voltage, temperature) sensing platform. The Hall-effect MLX91230 and Shunt interface MLX91231 simplify the achievement of ISO 26262 ASIL C(D) architecture for applications like BMS or smart pyrofuses.

Melexis brings reinforced isolation (RI) for its integrated current sensors

We are enhancing our integrated current sensors with reinforced isolation to eliminate unnecessary isolation components. Our MLX91220 and MLX91221 expand their application range, making them ideal for safety-critical high-voltage systems with simplified design. Discover more…

NIO selects Melexis as a strategic current sensor chip supplier

NIO, a leading global manufacturer of electric vehicles (EVs), selects Melexis' state-of-the-art current sensor chips for their traction inverter systems. Melexis' chips, well-adapted for the demanding electric motor control environment, will power all of NIO’s battery electric vehicles.

Melexis inserts proven safety in its smart shunt solutions

Melexis launches the MLX91231, a shunt-based current sensing solution. Meeting functional safety needs, this IVT (current, voltage, and temperature) device is tailored for DCDC converters, battery sensing, power distribution, and disconnection devices.

Melexis boosts accuracy of Hall-effect DC current sensing

Melexis launches the MLX91230, a Hall-based DC current solution with +/-0.5% accuracy. It integrates IVT measurement capability, embeds a microcontroller (MCU) and benefits from pre-installed safety features. The MLX91230 is perfect for EV battery management and power distribution systems.

Intuitive online tool facilitates current measurement designs

Melexis development kit: effortless contactless current sensing evaluation

Magnetic evaluation made easy with a comprehensive modular platform

400 kHz current sensor ICs with dual overcurrent detection | MLX91218 | MLX91219

High-accuracy 3.3V/5V sensors simplify inverter/converter control and battery management

Melexis introduces next generation of isolated integrated current sensors for automotive applications

All-in-one monolithic solution increases performance and lowers design complexity

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Conventional Hall Programmable Hall-effect sensors to be assembled with a ferromagnetic core for current sensing up to 2'000 A

DVK91230

The DVK91230 provides a mother board and a sensor board to enable comprehensive performance evaluation of the MLX91230’s capabilities. Note that a Melexis Universal Master MUM (not included) is also required.

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DVKConventionalHallCore

The DeVelopment Kit (DVK) DVK-Conventional-Hall provides all you need to evaluate the performances and the functionalities of MLX91209, MLX91211, MLX91217 and MLX91219 conventional Hall current sensor ICs.

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MLX91207

Not recommended for new designs. Similar functionality provided by the MLX91209 , MLX91217 or MLX91219.

Automotive grade 70 kHz programmable Hall effect current sensor IC with ratiometric analog output and automotive protections in a surface mount SOIC8 package.

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MLX91209

250 kHz programmable Hall-effect current sensor IC with enhanced thermal and lifetime stability.

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MLX91211

The MLX91211 is a second-generation medium-speed current sensor that senses the magnetic field generated by the current flowing through a conductor, be it a cable, a bus bar or a PCB trace in a contactless way.

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MLX91217

Automotive grade programmable current sensor IC in a SIP4-VA package. Market leading accuracy, broken wire diagnostics and on-chip filtering. Several trim and form options available.

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MLX91219

The MLX91219 is a high-speed high-accuracy conventional hall current sensor simplifying module designs with a dual OverCurrent Detection (OCD) functionality, a flexible supply 3.3V/5V and an improved SNR.

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Smart IVT current sensor IC with +/-0.5% accuracy over temperature

MLX91230

The MLX91230 senses DC current. It integrates IVT measurement capability, embeds a microcontroller and supports safety applications. It is ideal for EV battery management and power distribution systems.

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Coreless integrated primary Hall-effect sensors with integrated current conductor and built-in stray field immunity for currents up to 50 A

DVK91220

The DVK91220 variants provide all the needed components to evaluate the performances and the functionalities of MLX91220 and MLX91221 integrated current sensors.

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MLX91220

The MLX91220 is a 0-50 A isolated integrated Hall-effect current sensor with dual OCD, operating on a 5 V supply.

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MLX91221

The MLX91221 is a 0-50 A isolated integrated Hall-effect current sensor with dual OCD, operating on a 3.3V supply.

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IMC-Hall® Programmable Hall-effect sensors enabling easier assembly with a lighter and smaller shield for current sensing up to 2'000 A

DVKIMCHallShield

The DeVelopment Kit (DVK) DVK-IMC-Hall-Shield provides all you need to evaluate the performances and the functionalities of MLX91208, MLX91216 and MLX91218 IMC-Hall® current sensor ICs.

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MLX91206

Not recommended for new designs. Similar functionality provided by the MLX91208 , MLX91216 or MLX91218.

70 kHz programmable high speed IMC-Hall® current sensor IC targeting inverter/converter and battery monitoring applications.

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MLX91208

250 kHz programmable IMC-Hall® current sensor IC with enhanced thermal and lifetime stability.

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MLX91216

The MLX91216 is an automotive grade programmable current sensor IC featuring IMC-Hall® technology in a SOIC8 package, for application from 200 to 2000 A. Market leading accuracy and broken wire diagnostics define the evolution of the high-speed high-accuracy current sensor.

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MLX91218

The MLX91218 is a high-speed high-accuracy IMC-Hall® current sensor simplifying module designs with a dual OverCurrent Detection functionality, a flexible supply 3.3V/5V and an improved SNR.

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Shunt Smart Shunt interface to be assembled with a shunt bar for current sensing up to 2'000 A

DVK91231

The DVK91231 provides a mother board and a sensor board to enable comprehensive performance evaluation of the MLX91231’s capabilities. Note that a Melexis Universal Master MUM (not included) is also required.

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Smart IVT shunt interface current sensor

MLX91231

The MLX91231 is a shunt interface for DC current sensing. It integrates IVT measurement capability (current, voltage and temperature), embeds a microcontroller and supports safety applications.

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Quick access

Related tech talks

IMC-Hall® current sensing

What is the Hall-effect?

Targeted market

Latest product news

Melexis achieves ASIL C(D) with its IVT current sensors

Melexis brings reinforced isolation (RI) for its integrated current sensors

NIO selects Melexis as a strategic current sensor chip supplier

Melexis inserts proven safety in its smart shunt solutions

Melexis boosts accuracy of Hall-effect DC current sensing

Melexis releases free online Current Sensor Simulator

Melexis development kit: effortless contactless current sensing evaluation

Melexis Unveils Automotive 200-2000A Current Sensors with integrated overcurrent detection

Melexis introduces next generation of isolated integrated current sensors for automotive applications

All products

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