ACS37800KMACTR-090B3-I2C

Overview

The ACS37800KMACTR-090B3-I2C is a Hall-effect power monitoring integrated circuit designed for DC and AC applications. It features an I2C digital interface and operates within a supply voltage range of 2.97 V to 3.63 V. The device supports a maximum current rating of 90 A with an accuracy of 1.2% and a response time of 5 us. It functions in a frequency range up to 400 kHz and is housed in a 16-SOIC package measuring 10.21 mm in length, 7.5 mm in width, and 2.54 mm in height. The component operates between -40°C and +125°C.

Feature Summary

• Integrates Hall-effect sensing technology for precise current measurement
• Provides digital output via standard I2C communication protocol
• Supports both direct current and alternating current monitoring applications

Applications

• DC power supply monitoring
• AC power system analysis
• Industrial equipment current sensing

Procurement Notes

Verify the specific suffix codes against official Allegro MicroSystems documentation to ensure correct configuration. Confirm package type and interface compatibility with target designs. Check moisture sensitivity levels and storage requirements prior to assembly. Ensure ordering details match the exact part number variant required for the application.

Selection Notes

Select this component when high accuracy and fast response are required for power monitoring. Consider the 16-SOIC package constraints and I2C interface limitations. Evaluate the operating temperature range and supply voltage requirements against system specifications. Verify that the 90 A current rating meets the maximum load expectations.

Part Context

This part belongs to the ACS37800 series of Hall-effect power monitoring sensors from Allegro MicroSystems. The series is designed for applications requiring isolated current and voltage sensing with digital output capabilities. The KMACTR suffix indicates a specific tape and reel packaging format suitable for automated surface-mount assembly processes.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.