HX 50-P/SP9

Current Sensors Overview

The HX 50-P/SP9 is a board mount current transducer from LEM designed for the electronic measurement of DC, AC, pulsed, and mixed currents. It provides galvanic isolation between the primary high-power circuit and the secondary control circuitry. The device features an analog voltage output type with a supply voltage range of 14.25 V to 15.75 V. It operates within a temperature range of -25 °C to +85 °C and utilizes through-hole mounting technology.

Current Sensors Feature Summary

• Provides galvanic isolation between primary high-power circuits and secondary control electronics
• Capable of measuring diverse current types including DC, AC, pulsed, and mixed signals
• Delivers analog voltage output for direct integration into control systems

Current Sensors Applications

• Industrial motor drive systems
• Power supply unit monitoring
• Inverter and converter current sensing
• Battery management system protection

Current Sensors Procurement Notes

Verify the specific suffix SP9 against official LEM documentation to confirm pinout configuration and mechanical footprint compatibility. Ensure that the required operating voltage aligns with the specified 14.25 V to 15.75 V range. Confirm thermal management requirements for the maximum operating temperature of 85 °C during installation.

Current Sensors Selection Notes

Select this component when precise measurement of mixed or pulsed currents is required in applications demanding galvanic isolation. The analog voltage output simplifies interface design with microcontrollers or PLCs. Consider the through-hole mounting requirement and physical dimensions when designing the PCB layout for adequate clearance and soldering access.

Current Sensors Part Context

This model belongs to the HX series of current transducers manufactured by LEM USA Inc. The series is engineered for robust performance in industrial environments, offering reliable signal transmission across electrically isolated boundaries. The HX series supports various current ratings, with this specific variant tailored for medium-current applications requiring stable analog feedback.

Current Sensors Replacement Considerations

Consult LEM official documentation for verified substitute part numbers. Cross-referencing with other manufacturers requires careful validation of electrical parameters, isolation voltage levels, and mechanical dimensions to ensure functional equivalence.