High-Accuracy, Isolated Current Sensor with Differential Sensing

ACS724-5

The ACS724/5 current sensors offer precise and stable current measurements in magnetically noisy environments, featuring differential sensing for common-mode rejection, galvanic isolation, and a wide operating temperature range. The ACS724 operates at 5V, while the ACS725 operates at 3.3V.

Product Details

Top Features

AEC-Q100 qualified
Differential Hall sensing rejects common-mode fields
1.2 mΩ primary conductor resistance for low power loss and high inrush current withstand capability
Integrated shield virtually eliminates capacitive coupling from current conductor to die, greatly suppressing output noise due to high dv/dt transients
Industry-leading noise performance with greatly improved bandwidth through proprietary amplifier and filter design techniques
High-bandwidth 120 kHz analog output for faster response times in control applications
Filter pin allows user to filter the output for improved resolution at lower bandwidth
Patented integrated digital temperature compensation circuitry allows for near closed-loop accuracy over temperature in an open-loop sensor
Filter pin simplifies bandwidth limiting for better resolution at lower frequencies
5 V, single supply operation

Target Application

Part Number Specifications and Availability

ACS724 Product Overview

The Allegro ACS724 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 multiple compact packages with a high level of integration that fits various application needs.

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