LA 100-P/SP9

Current Sensors Overview

The LA 100-P/SP9 is a closed-loop Hall effect current transducer designed for the electronic measurement of DC, AC, and pulsed currents. It provides galvanic separation between the primary circuit and the secondary circuit. The device features high accuracy, excellent linearity, and low temperature drift. It is optimized for response time and suitable for industrial applications requiring precise current monitoring.

Current Sensors Feature Summary

• Closed-loop Hall effect technology for high precision
• Galvanic isolation between primary and secondary circuits
• Capable of measuring DC, AC, and pulsed currents

Current Sensors Applications

• Industrial current monitoring systems
• Power supply feedback loops
• Motor drive control circuits

Current Sensors Procurement Notes

Verify the specific suffix SP9 against the official LEM datasheet to confirm pinout and mounting configuration. Ensure the component matches the original LA 100-P series specifications. Cross-reference part numbers with authorized distributors to avoid counterfeit products. Confirm environmental ratings if operating in extreme conditions.

Current Sensors Selection Notes

Select this model when high linearity and low temperature drift are required for accurate current sensing. The closed-loop design ensures minimal phase shift and high bandwidth compared to open-loop alternatives. Consider the physical size and mounting requirements relative to the PCB layout. Verify that the primary current rating aligns with the system's maximum load expectations.

Current Sensors Part Context

This component belongs to the LA P-series of current transducers from LEM USA Inc. These devices are engineered for robust performance in demanding electrical environments. The series is known for its reliability and precision in power electronics applications. The LA 100-P variant specifically targets higher current ranges within the product family.

Current Sensors Replacement Considerations

Direct substitutes include other LA 100-P variants with different suffixes such as SP4 or SP13, provided the pinout and mechanical dimensions are compatible. Verify functional equivalence before swapping. Generic Hall sensors may not offer the same closed-loop accuracy.