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Allegro MicroSystems Inc. Datasheets for Current Sensors

Current sensors measure AC and/or DC current levels. They receive current inputs and provide outputs as analog voltage signals, analog current levels, switches, or audible signals.
Current Sensors: Learn more

Product Name Notes
0 to 400 A Current Sensor ICs with Integrated Conductor
0 to 50 A Current Sensor ICs with Integrated Conductor
Field Sensors 0 to >1000 A Sensor ICs
The A1365 linear output Hall-effect sensor IC is specifically designed to provide a highly accurate output with improved resolution at high bandwidth for use in current-sensing applications. This device employs...
The ACS37002 is a 400 kHz fully integrated Hall-effect current sensor with very high accuracy, making it ideal for use in control loops of the most demanding power conversion applications.
The ACS37003 is a 400 kHz Hall-effect current sensor with 5 kV isolation offering very high accuracy. It is ideal for industrial motor inverter and power control applications. The sensed...
The ACS37010 and ACS37012 are high accuracy, 450 kHz fully integrated Hall-effect current sensors in a fused-lead SOIC-6 package that shares the same footprint as a standard SOIC-8. The ACS37010...
The ACS37612 is a standalone coreless current sensor IC that provides an economical and precise solution for AC and DC current sensing without requiring a magnetic concentrator core or a...
The ACS70310/1 provides the highest accuracy linear Hall-effect sensor IC for core-based current sensing ever offered from Allegro with a sensitivity error of +/-1% and zero-amp output voltage offset of...
The ACS70331 is Allegro's first integrated, high sensitivity, current sensor IC for <5 A current sensing applications. It incorporates giant magneto-resistive (GMR) technology that is 25 times more sensitive than...
The ACS71020 power monitoring IC greatly simplifies the addition of power monitoring to any AC powered device. By making use of Allegro's Hall-effect-based, galvanically isolated integrated current sensor technology, reinforced...
The ACS71240 family of automotive AEC-Q100 qualified, monolithic Hall effect current sensor ICs offers next generation improvements over the popular Allegro ACS711 predecessor family of Current Sensor ICs. These improvements...
The ACS720 is a high accuracy Hall-effect-based current sensor IC with multiple programmable fault levels intended for industrial and consumer applications with a focus on motor control and power inverter...
The ACS72981 family of current sensor ICs provides economical and precise solutions for AC or DC current sensing. A 250 kHz bandwidth makes it ideal for motor control, load detection...
The ACS730 current sensor family provides a 1 MHz bandwidth with lightning fast 210 ns response time sensing for AC or DC current sensing in automotive, industrial, commercial, and communications...
The ACS732 and ACS733 current sensor family provides a 1MHz bandwidth with lightning fast 210nS response time sensing for AC or DC current sensing in automotive, industrial, commercial and communications...
The ACS772 is an automotive grade, 200 KHz Bandwidth Current Sensor IC in Allegro’s proprietary CB package. It offers a wide current sensing range (50 A to 400 A) and...
The ACS773 is an automotive grade, 200 KHz Bandwidth Current Sensor IC in Allegro's proprietary CB package. It offers a wide current sensing range (50 A to 400 A) and...
The Allegro A1363 programmable linear Hall-effect current sensor IC has been designed to achieve high accuracy and resolution without compromising bandwidth. The goal is achieved through new proprietary linearly interpolated...
The Allegro A1366 factory-programmable linear Hall effect current sensor IC has been designed to achieve high accuracy and resolution. The goal is achieved through new proprietary linearly interpolated temperature compensation...
The Allegro ACS711 provides economical and precise solutions for AC or DC current sensing in <100 V audio, communications systems, clean energy, personal mobility and white goods. The device package...
The Allegro ACS717 current sensor IC is an economical, high isolation solution for AC or DC current sensing in industrial, commercial, and communications systems. The small package is ideal for...
The Allegro ACS718 current sensor IC is an economical, high isolation solution for AC or DC current sensing in industrial, commercial, and communications systems. The small package is ideal for...
The Allegro ACS722 current sensor IC is an economical and precise solution for AC or DC current sensing in industrial, commercial, and communications systems. The small package is ideal for...
The Allegro ACS723 current sensor IC is an economical and precise solution for AC or DC current sensing in industrial, commercial, and communications systems. The small package is ideal for...
The Allegro ACS724/ACS725 family of current sensor ICs are economical and precise solutions for AC or DC current sensing in industrial, automotive, consumer, and communications systems. They are offered in...
The Allegro ACS726 current sensor IC family provides economical and precise solutions for AC current sensing in industrial, commercial, and communications systems. The device package allows for easy implementation by...
The Allegro ACS780xLR is a fully integrated current sensor linear IC in a new core-less package designed to sense AC and DC currents up to 100 A. This automotive-grade, low-profile...
The Allegro ACS781xLR is a fully integrated current sensor linear IC in a new core-less package designed to sense AC and DC currents up to 100 A. This automotive-grade, low-profile...
The Allegro™ A1367 programmable linear Hall-effect current sensor IC has been designed to achieve high accuracy and resolution without compromising bandwidth. This goal is achieved through new proprietary linearly interpolated...
The Allegro™ ACS770 family of current sensor ICs provides economical and precise solutions for AC or DC current sensing. Typical applications include motor control, load detection and management, power supply...
When you need to add AC power monitoring or DC power monitoring to your device, our ACS37800 power monitoring IC simplifies your task tremendously. Our integrated current sensor technology at...