HO 120-NP

Current Sensors Overview

The HO 120-NP is an open-loop Hall effect current sensor module from the HO-NP series, manufactured by LEM USA Inc. Designed for measuring both AC and DC currents, this component utilizes a primary current of 120 A. The device features a PCB mounting configuration and offers fast response characteristics with low offset drift. It includes an over-drivable Vref capability and provides 8 mm creepage and clearance distances for safety isolation. The sensor operates as a transducer output type, suitable for integration into various power electronics systems requiring precise current monitoring.

Current Sensors Feature Summary

• Open-loop Hall effect technology for accurate AC/DC current measurement
• Fast response time with low offset drift for stable signal processing
• PCB mounting design with 8 mm creepage and clearance for safety
• Over-drivable Vref capability to enhance operational flexibility

Current Sensors Applications

• AC variable speed and servo motor drives
• Static converters for DC motor drives
• Battery supplied applications
• Uninterruptible Power Supply (UPS) systems

Current Sensors Procurement Notes

Verify the specific part number suffix against official LEM documentation to ensure correct pinout and electrical specifications. Confirm that the open-loop Hall effect architecture aligns with your system's isolation and accuracy requirements. Check for any recent updates to the datasheet regarding thermal performance or mounting torque specifications before finalizing procurement orders.

Current Sensors Selection Notes

Select the HO 120-NP when a robust open-loop solution is required for high-current AC/DC applications up to 120 A. Consider its fast response and low offset drift for dynamic load conditions. Ensure the PCB mounting style fits your mechanical constraints. Evaluate if the 8 mm isolation distance meets your safety standards compared to closed-loop alternatives.

Current Sensors Part Context

This component belongs to the HO-NP series of intelligent and interactive current sensors. The series encompasses variants with different current ratings, including 40 A, 60 A, 120 A, and 150 A options. All models in this family share similar open-loop Hall effect technologies and are designed for compact, noise-resistant current measurement in industrial power electronics.

Current Sensors Replacement Considerations

Consult official LEM substitution guides for direct replacements within the HO-NP series. Verify compatibility with existing PCB footprints and electrical interfaces. No public confirmed substitute part numbers are listed in the provided source material.