INA282AQDRQ1

Current Regulation/Management Overview

The INA282AQDRQ1 is an automotive-grade bidirectional current shunt monitor manufactured by Texas Instruments. It operates within a supply voltage range of 2.7 V to 18 V and draws a typical operating supply current of 600 uA. The device provides high accuracy with a maximum error of 1.4%. It supports both high-side and low-side sensing configurations. The component is qualified under AEC-Q100 standards for automotive applications. It functions reliably across an extended temperature range from -40°C to +125°C. The unit is housed in an SOIC-8 surface-mount package.

Current Regulation/Management Feature Summary

• Bidirectional current monitoring capability supporting both high-side and low-side sensing topologies
• Automotive qualification compliant with AEC-Q100 standards for reliability
• High measurement accuracy ensuring precise current detection
• Low power consumption suitable for energy-efficient system designs

Current Regulation/Management Applications

• Automotive battery management systems
• Electric vehicle charging infrastructure
• Motor control circuits
• Power distribution units in vehicles

Current Regulation/Management Procurement Notes

Verify the specific suffix DRQ1 confirms the SOIC-8 package and automotive grade. Confirm AEC-Q100 qualification status matches project requirements. Check moisture sensitivity level handling instructions. Ensure compatibility with target voltage rails between 2.7 V and 18 V. Validate temperature range suitability for the intended environment.

Current Regulation/Management Selection Notes

Choose this component when bidirectional sensing is required in automotive environments. Consider the 1.4% accuracy limit for precision needs. Evaluate the 600 uA supply current against power budgets. Compare the SOIC-8 footprint with available PCB space. Assess thermal performance within the -40°C to +125°C operational window.

Current Regulation/Management Part Context

This part belongs to the INA282 family of current shunt monitors. It is designed specifically for automotive electronics requiring robust performance. The AQ prefix indicates automotive qualification. The DRQ1 suffix defines the package type and tape/reel packaging. It serves as a key component for monitoring current flow in critical vehicle systems.

Current Regulation/Management Replacement Considerations

Check for other INA282 variants with different packages or accuracy grades. Verify pin-to-pin compatibility with existing designs. Ensure substitute parts meet AEC-Q100 requirements if automotive use continues.