LAH 25-NP/SP8

Current Sensors Overview

The LAH 25-NP/SP8 is a closed-loop Hall effect current transducer designed for precise electronic measurement of DC, AC, and pulsed currents. It features galvanic isolation between the primary high-power circuit and the secondary control circuit. The device provides a nominal primary current of 25 ARMS with a bidirectional measurement range. It utilizes a board-mount configuration suitable for full PCB integration in power electronics applications requiring accurate current feedback.

Current Sensors Feature Summary

• Closed-loop Hall effect technology ensures high accuracy and linearity
• Galvanic isolation separates primary and secondary circuits
• Supports measurement of DC, AC, and pulsed current types
• Designed for direct PCB integration

Current Sensors Applications

• Power supply current monitoring
• Motor drive control systems
• Inverter feedback loops
• Battery management systems

Current Sensors Procurement Notes

Verify the specific suffix SP8 against official LEM documentation to confirm pinout and mounting compatibility. Ensure the required isolation voltage ratings meet system safety standards. Cross-reference the datasheet for thermal characteristics and response time requirements before finalizing component selection for production.

Current Sensors Selection Notes

Select this model when bidirectional current sensing with 25A RMS capacity is required. Consider the closed-loop architecture for superior dynamic performance compared to open-loop alternatives. Verify that the board-mount form factor aligns with available PCB space and thermal dissipation constraints within the target enclosure design.

Current Sensors Part Context

This component belongs to the LAH series from LEM, which focuses on integrated current sensors. The series offers various nominal current ratings including 8, 12, 50, and 100 ARMS. The LAH 25-NP variant specifically addresses mid-range current applications requiring robust isolation and fast transient response capabilities.

Current Sensors Replacement Considerations

Consult official LEM substitution guides for compatible alternatives. Verify pin compatibility and electrical specifications before replacing with other series components. Generic equivalents may lack the specific closed-loop performance characteristics.