Current Sensors

We've been driving innovation in the current sensor industry since 2002, with a history of first-to-market products that give our customers a competitive edge. Our advanced ICs help you achieve higher efficiency and power density in your designs. Our fully integrated solutions make design-in easy.

We're leading the market in main traction motor and auxiliary inverters for electric vehicles, and OEMs trust us for applications like DC-to-DC converters and on-board chargers.

We also shine at high voltage with industry-leading isolation ratings of up to 1100 Vrms—ideal for residential and industrial solar inverter applications.

Have a question? Refer to our Current Sensors FAQ page for more information. 

Features and Innovations

DC Working Voltage

Our packages have the highest working voltages in SOIC-16 footprint

Overcurrent Detection

Our current sensors include fast overcurrent detection in addition to a precision analog output.

High Speed sensors replace bulky current transformers

High speed integrated sensors are the smart alternative to bulky current transformers (CTs).

Current Sensors Innovations

Browse by category

0-50A integrated current sensor ics callout image

Integrated Current Sensors

Our family of fully integrated, high isolation current sensor solutions provides accurate measurement with very low resistance—all without the need for external isolation components.

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Field Sensors 0 to >1000A Current Sensor IC's Callout Image

Field Current Sensors

Customer-programmable for both offset and sensitivity, these Hall linear ICs are packaged in a 1 mm thick KT package SIP that is often used in applications with a ferromagnetic core and are designed to sense currents above 1500 A.

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Featured Products

ACS37220 Product Image

ACS37220

The ACS37220 simplifies high-current sensing in automotive applications, offering ultra-low resistance (<100µΩ) for improved efficiency.

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CT455: 1 MHz Bandwidth Contactless Current Sensor Optimized for High dV/dt Applications Product Image

CT455

The CT455 is a high bandwidth and low noise integrated contactless current sensor that enables high accuracy current measurements.

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8-Pin-TSSOP-LU-Package, used in the ACS37612 coreless differential current sensor IC

ACS37610 and ACS37611

The ACS37610 is a truly coreless, high precision, Hall-Effect current sensor with common-mode field rejection and high bandwidth ideal for electric vehicle (EV) applications.

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Hall-Effect Speed and Direction Sensor LH Package

ACS37041 and ACS37042

ACS37041 and ACS37042 are fully integrated Hall-effect-based current sensor ICs that provide a galvanically isolated voltage output proportional to the sensed current.

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Documentation & Resources