INA270AIDR

Current Regulation/Management Overview

The INA270AIDR is a high-side current monitor manufactured by Texas Instruments, housed in an 8-SOIC surface-mount package. It operates within a supply voltage range of 2.7 V to 18 V and draws a typical quiescent current of 950 uA. The device provides accurate current sensing with a specified accuracy of 1%. It functions reliably across an extended temperature range from -40°C to +125°C. This component integrates voltage output capabilities for direct interface with analog-to-digital converters or microcontrollers in power management applications.

Current Regulation/Management Feature Summary

• Provides high-side current monitoring with voltage output
• Ensures measurement accuracy within 1% tolerance
• Operates on low supply voltages starting at 2.7 V
• Supports industrial temperature environments up to 125°C

Current Regulation/Management Applications

• Battery management systems
• Industrial process control loops
• Power distribution units
• Overcurrent protection circuits

Current Regulation/Management Procurement Notes

Verify the specific suffix 'AIDR' matches the required package type and temperature grade. Confirm RoHS compliance status through official documentation before integration. Ensure ESD handling protocols are followed during assembly due to moisture sensitivity classification. Cross-reference datasheet revisions to validate pinout consistency for existing designs.

Current Regulation/Management Selection Notes

Select this component when high-side sensing is required without ground reference shifts. The wide common-mode input range accommodates various bus voltages. Consider the 1% accuracy specification against system requirements. Evaluate the SOIC-8 footprint constraints against available board space. Verify compatibility with downstream signal conditioning stages.

Current Regulation/Management Part Context

This part belongs to the INA270 family of current shunt monitors designed for precision applications. It serves as a dedicated solution for monitoring load currents in single-supply systems. The device simplifies design by integrating amplification and output buffering. It targets markets requiring reliable current feedback in compact form factors.

Current Regulation/Management Replacement Considerations

INA270AIDRG4 is a verified alternate designation for the same functional device.