MLX91221KDF-ABF-075-TU

Current Sensors Overview

The MLX91221KDF-ABF-075-TU is a board-mount current sensor utilizing Hall effect technology for AC/DC measurement. It features a bidirectional detection range of 75A with a sensitivity of 16.67mV/A and a linear accuracy of ±0.6%. The device operates on a supply voltage of 3.135V to 3.465V, consuming a maximum current of 26mA. It provides a fixed voltage output and supports frequencies from DC to 300kHz with a response time of 2µs. Packaged in a 16-SOIC surface mount case, it functions within an operating temperature range of -40°C to 125°C.

Current Sensors Feature Summary

• Integrated Hall effect sensing for precise bidirectional current monitoring
• High isolation voltage rating of 5.4kVrms for safety
• Fixed voltage output interface compatible with standard logic levels
• Automotive-grade reliability with AEC-Q100 qualification

Current Sensors Applications

• Motor control systems requiring high-side current sensing
• Power supply units needing overcurrent protection
• Industrial automation drives and inverters
• Battery management systems in electric vehicles

Current Sensors Procurement Notes

Verify the specific suffix TU indicates tube packaging versus SP for bulk or REEL for tape-and-reel configurations when placing orders. Confirm that the 75A rating aligns with system requirements, as other variants offer different ranges. Ensure compliance with RoHS3 standards and check MSL level 3 handling precautions during assembly processes to prevent moisture damage.

Current Sensors Selection Notes

Select this component for applications demanding high isolation and wide bandwidth up to 300kHz. The 16-SOIC package facilitates surface mount integration. Consider the 16.67mV/A sensitivity for signal conditioning needs. Verify thermal performance within the -40°C to 125°C range. Compare against lower current variants if system loads are smaller to optimize cost and space efficiency.

Current Sensors Part Context

This part belongs to the Melexis MLX91221 second-generation isolated integrated current sensor family. It shares architectural similarities with models like MLX91221KDF-ABF-020-SP and MLX91221KDF-ABF-075-RE, differing primarily in detection range and packaging format. The series is designed for robust industrial and automotive environments.

Current Sensors Replacement Considerations

MLX91221KDF-ABF-075-RE serves as a functional equivalent with identical electrical specifications but utilizes reel packaging instead of tubes.