INA283AQDRQ1

Current Regulation/Management Overview

The INA283AQDRQ1 is an automotive-grade, high-accuracy, bi-directional current shunt monitor manufactured by Texas Instruments. It features a wide common-mode voltage range from -0.1 V to +80 V and operates with supply voltages between 2.7 V and 18 V. The device provides a unipolar output proportional to the differential voltage across the shunt resistor. It is qualified under AEC-Q100 standards for automotive applications, ensuring reliability in harsh environments. The component is housed in an SOIC-8 package and supports both high-side and low-side sensing configurations.

Current Regulation/Management Feature Summary

• Bi-directional current monitoring capability for precise measurement of flow direction
• Wide common-mode voltage range supporting high-side and low-side sensing applications
• High accuracy performance suitable for demanding power management requirements

Current Regulation/Management Applications

• Automotive battery monitoring systems
• Electric vehicle (EV) power distribution units
• Industrial motor control circuits

Current Regulation/Management Procurement Notes

Verify the specific suffix 'AQDRQ1' matches the required automotive qualification and package type. Confirm that the AEC-Q100 rating aligns with your system's environmental stress specifications. Ensure the SOIC-8 footprint corresponds to your PCB layout constraints. Cross-reference the datasheet revision date to guarantee compatibility with latest design guidelines.

Current Regulation/Management Selection Notes

Select this component when bi-directional sensing is required within an 80 V common-mode window. It is appropriate for designs needing high accuracy without complex calibration. Consider the SOIC-8 package size for space-constrained automotive boards. Evaluate the 2.7 V to 18 V supply range against your system's available power rails.

Current Regulation/Management Part Context

This part belongs to the INA28x family of zero-drift current shunt monitors designed for automotive use. It complements other TI automotive amplifiers by providing specialized current sensing functionality. The series is engineered to meet rigorous automotive reliability standards while maintaining precision in noisy electrical environments typical of modern vehicles.

Current Regulation/Management Replacement Considerations

The INA285AQDRQ1 serves as a functional substitute within the same family, offering similar bi-directional capabilities and automotive qualification. Verify pinout compatibility and ensure the replacement meets the specific accuracy and common-mode range requirements of the original design.