TMCS1101A1BQDR

Current Sensors Overview

The TMCS1101A1BQDR is a precision, basic isolation Hall-effect current sensor manufactured by Texas Instruments. It features an internal reference and supports bidirectional current sensing with a continuous rating of 20Arms at 80kHz. The device provides galvanic isolation with a working voltage of ±600V. It operates within a temperature range of -40°C to +125°C and utilizes an 8-pin SOIC package.

Current Sensors Feature Summary

• Galvanically isolated Hall-effect technology for accurate current measurement
• Integrated internal reference voltage for simplified circuit design
• Bidirectional sensing capability for comprehensive current monitoring

Current Sensors Applications

• Motor control systems requiring precise current feedback
• Power supply circuits needing isolated current monitoring
• Industrial automation equipment with high-voltage isolation needs

Current Sensors Procurement Notes

Verify the specific suffix QDR indicates the SOIC-8 tape and reel packaging configuration. Confirm that the component meets AEC-Q100 requirements if automotive qualification is necessary, noting that the base part number may differ from the qualified variant. Ensure compatibility with the intended operating temperature range and voltage specifications before finalizing procurement.

Current Sensors Selection Notes

Select this component when high-precision current sensing with basic isolation is required. The integrated reference simplifies external component count. Consider the 20Arms rating and 80kHz bandwidth for dynamic load applications. Verify that the SOIC-8 package fits the available PCB space and thermal management requirements for the target environment.

Current Sensors Part Context

This part belongs to the TMCS1101 series of Hall-effect current sensors. It shares the core functionality of the family but differs in packaging and specific electrical tolerances compared to other variants like the TMCS1101A1BQDT or the automotive-qualified TMCS1101A1BQDRQ1. The series focuses on providing reliable isolation for industrial and automotive applications.

Current Sensors Replacement Considerations

The TMCS1101A1BQDRQ1 serves as the automotive-qualified equivalent within the same functional family. Other variants such as TMCS1101A1BQDT offer different packaging options. Cross-reference datasheets to ensure pinout compatibility and identical electrical characteristics before substitution.