ACS720KLATR-35AB-T

Current Sensors Overview

The ACS720KLATR-35AB-T is a Hall effect-based current sensor manufactured by Allegro MicroSystems. It provides galvanic isolation between the high-current conduction path and the electrical control circuit. The device features a 35A bidirectional current sensing capability with a sensitivity of 38.5mV/A. It operates within a supply voltage range of 4.5V to 5.5V and supports AC/DC measurements. The component utilizes a 16-SOIC package, offering a bandwidth of 120kHz and a typical response time of 4µs. It functions reliably across an operating temperature range of -40°C to 125°C.

Current Sensors Feature Summary

• Integrates a low-resistance copper conduction path for precise current measurement
• Provides complete galvanic isolation between the primary current path and secondary circuits
• Delivers a proportional analog voltage output corresponding to sensed current magnitude

Current Sensors Applications

• Motor control systems requiring accurate phase current monitoring
• Switch-mode power supplies needing output current regulation
• Industrial inverter drives for load protection and feedback

Current Sensors Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure compatibility with required accuracy and fault detection features. Confirm that the 16-SOIC wide-body package dimensions align with the target PCB footprint. Validate that the supply voltage requirements match the system design constraints before finalizing procurement orders.

Current Sensors Selection Notes

Select this component when bidirectional current sensing up to 35A is required with high accuracy. The integrated copper path minimizes insertion loss compared to external shunt resistors. Ensure the application benefits from galvanic isolation to protect low-voltage control logic from high-side or floating ground potentials.

Current Sensors Part Context

This part belongs to the ACS720 series, which emphasizes high accuracy and dual fault detection capabilities. Unlike standard variants, this model includes enhanced diagnostic features suitable for safety-critical applications. The series maintains consistent packaging standards while varying internal sensitivity and current ratings.

Current Sensors Replacement Considerations

Direct substitutes include other ACS720 series variants such as ACS720KLATR-65AB-T for higher current capacity. Cross-series replacements like ACS723 require significant redesign due to different pin counts and sensitivity profiles.