MLX91219LVA-AAR-501-RE

Current Sensors Overview

The MLX91219LVA-AAR-501-RE is a monolithic Hall-effect current sensor from Melexis, designed for high-speed applications. It operates on a 4.5V to 5.5V supply with a maximum current consumption of 19mA. The device features a response time of 2µs and an analog sensitivity of 10mV/mT. It supports an operating temperature range from -40°C to 150°C and is housed in a 4-pin SIP package. The component is AEC-Q100 qualified for automotive use.

Current Sensors Feature Summary

• End-of-line programmable functionality allows customization for specific application requirements.
• High-speed performance with a 2µs response time suitable for dynamic current monitoring.
• Automotive-grade reliability certified under AEC-Q100 standards.

Current Sensors Applications

• Automotive battery management systems
• Motor control circuits
• Power supply monitoring

Current Sensors Procurement Notes

Verify the exact suffix 'AAR' against official Melexis documentation to confirm the tape-and-reel packaging configuration. Ensure the order matches the specific sensitivity and polarization requirements defined in the datasheet. Cross-reference the part number with authorized distributors to avoid counterfeit components. Confirm that the 4-pin SIP package aligns with the target PCB footprint and assembly process specifications.

Current Sensors Selection Notes

Select this component when high-speed response and automotive qualification are required. The 10mV/mT sensitivity suits applications needing precise analog output proportional to flux density. Consider the 4.5V to 5.5V supply constraint for system power design. The wide temperature range ensures operation in harsh environments typical of automotive and industrial settings.

Current Sensors Part Context

This part belongs to the MLX91219 series of conventional Hall-effect sensors. It shares architectural similarities with other variants in the family but differs in packaging and specific electrical parameters. The series is known for its programmability and robustness in demanding electronic environments.

Current Sensors Replacement Considerations

Consult official substitution lists for direct equivalents. Generic Hall sensors may not match the 2µs response or AEC-Q100 certification. Verify pinout compatibility before replacing.

Current Sensors FAQ

Is the output ratiometric?

Yes, the MLX91219 series typically offers ratiometric analog output, where the signal scales with the supply voltage.

What is the maximum operating temperature?

The device is rated for an operating temperature up to 150°C.