LAH 25-NP

Current Sensors Overview

The LAH 25-NP is a Hall effect-based current transducer manufactured by LEM USA Inc. designed for the electronic measurement of DC, AC, and pulsed currents. It provides galvanic isolation between the primary circuit and secondary output. The device features a selectable nominal primary current with options for 8 A, 12 A, or 25 A configurations. This closed-loop bidirectional module ensures high precision and accuracy in current sensing applications.

Current Sensors Feature Summary

• Utilizes Hall effect technology for precise current measurement
• Provides galvanic isolation between primary and secondary circuits
• Supports measurement of DC, AC, and pulsed currents
• Offers selectable nominal primary current ratings

Current Sensors Applications

• Electronic measurement of direct currents
• Electronic measurement of alternating currents
• Measurement of pulsed currents

Current Sensors Procurement Notes

Verify the specific selectable current rating (8 A, 12 A, or 25 A) required for your application before ordering, as this variant offers multiple nominal current options. Confirm that the closed-loop bidirectional architecture aligns with your system's isolation and signal processing requirements. Ensure compatibility with the intended PCB layout and thermal management specifications provided in the official datasheet.

Current Sensors Selection Notes

Select the LAH 25-NP when galvanic isolation and high-precision measurement of mixed current types are required. Choose this model over standard open-loop sensors if superior linearity and bandwidth performance are necessary. Consider the selectable current range to ensure the sensor covers the maximum expected load without saturation while maintaining accuracy at lower current levels.

Current Sensors Part Context

This component belongs to LEM's LA series of current transducers, which are engineered for robust industrial and commercial power electronics applications. The LAH 25-NP specifically denotes the high-performance variant within this family, distinguished by its closed-loop design and flexible current rating options compared to fixed-range models.

Current Sensors Replacement Considerations

Direct substitutes include other LEM current transducers with identical pinouts and electrical characteristics. Verify that any replacement maintains the same Hall effect principle and galvanic isolation voltage ratings to ensure system safety and performance continuity.