MLX91219LDC-ARA-501-SP

Current Sensors Overview

The MLX91219LDC-ARA-501-SP is a board mount current sensor from Melexis, utilizing Gen2.75 High-Speed Convolutional Hall technology. It features an analog output with a factory sensitivity of 10mV/mT and operates on a 5V supply. The device offers a response time of 2µs and supports bidirectional polarization. It functions within an operating temperature range of -40°C to 150°C, with a maximum supply current of 19mA.

Current Sensors Feature Summary

• Generates analog voltage proportional to magnetic flux density using high-speed convolutional Hall technology
• Features programmable offset, sensitivity, filtering, and internal overcurrent thresholds across the operating temperature range
• Provides bidirectional DC current measurement capability for precise monitoring applications

Current Sensors Applications

• Motor control systems requiring fast switching response
• Inverter and converter circuits demanding high bandwidth
• Battery management system redundancy detection

Current Sensors Procurement Notes

Verify the specific suffix configuration against the official datasheet to ensure correct sensitivity and package type. Confirm that the required programming tools, such as the PTC-04 interface, are available for final calibration. Check AEC-Q100 qualification status if automotive compliance is mandatory for the target application environment.

Current Sensors Selection Notes

Select this component when high-speed response and bidirectional measurement are critical. The 2µs response time suits dynamic load applications. Ensure the magnetic circuit design accommodates the sensor's placement within the air gap. Compare sensitivity requirements against the fixed 10mV/mt factory setting before choosing alternative variants in the MLX91219 series.

Current Sensors Part Context

This part belongs to the MLX91219 series of traditional Hall effect current sensors. It represents the second generation of Melexis Hall technology, optimized for speed and precision. The series includes various packages like SOIC8 and VA, with this specific model focusing on board mount integration for industrial and automotive power electronics.

Current Sensors Replacement Considerations

Direct substitutes include other MLX91219 variants with different sensitivity ratings or packaging options. Verify compatibility with existing magnetic cores and programming interfaces. Cross-reference pinouts and electrical characteristics to ensure seamless integration without redesigning the host circuit board.