LZSR 150-P/SP1

Current Sensors Overview

The LZSR 150-P/SP1 is a closed-loop Hall effect current sensor manufactured by LEM USA Inc. It provides galvanic isolation for the electronic measurement of DC, AC, and pulsed currents. The device features a primary rated current of 150 A and utilizes a bidirectional module design with a single channel output. It is designed for board mounting applications requiring precise current monitoring in power electronics systems.

Current Sensors Feature Summary

• Closed-loop Hall effect technology ensures high accuracy and linearity
• Galvanic separation between primary circuit and secondary output
• Bidirectional measurement capability for positive and negative current flow
• Single-channel module configuration for integrated board mounting

Current Sensors Applications

• DC and AC current monitoring in power converters
• Pulsed current measurement in industrial drives
• Current sensing in renewable energy inverters
• Battery management systems requiring isolated feedback

Current Sensors Procurement Notes

Verify the specific suffix SP1 against the manufacturer's latest datasheet to confirm pinout compatibility and mechanical dimensions. Ensure that the procurement source provides original manufacturer documentation to validate the component's authenticity and operational specifications before integration into designs.

Current Sensors Selection Notes

Select this component when isolated measurement of bidirectional currents up to 150 A is required. Consider the closed-loop architecture for superior dynamic response compared to open-loop alternatives. Verify that the board mounting form factor aligns with the PCB layout constraints and thermal management requirements of the target application.

Current Sensors Part Context

This model belongs to the LZSR-P series of closed-loop Hall effect sensors from LEM. These devices are engineered for robust performance in demanding electrical environments. The series emphasizes reliability and precision for modern power electronics, distinguishing itself through integrated signal conditioning and stable output characteristics under varying load conditions.

Current Sensors Replacement Considerations

Consult official LEM substitution guides for direct equivalents. Cross-reference pin assignments and electrical parameters with alternative models such as those in the HAIS or LF series if mechanical or performance adjustments are necessary.