PMS6322.125NLT

Current Sense Transformers Overview

The PMS6322.125NLT is a current sensing transformer manufactured by Pulse Electronics, designed for surface-mount applications. It features a turns ratio of 1:125 and an inductance of 7 mH. The device supports a primary current of 50 A and operates within a frequency range of 20 kHz to 1 MHz. Key electrical specifications include a secondary DC resistance of 4.2 ohms and a primary DC resistance of 500 micro-ohms.

Current Sense Transformers Feature Summary

• Provides galvanic isolation between primary and secondary circuits for accurate current monitoring.
• Engineered for high-frequency operation suitable for switching power supply environments.
• Surface-mount construction facilitates automated assembly and compact PCB integration.

Current Sense Transformers Applications

• Current sensing in switch-mode power supplies (SMPS)
• Over-current protection circuits
• Feedback loops in isolated power converters

Current Sense Transformers Procurement Notes

Verify the specific suffix against official datasheets to confirm pinout and tolerance variations. Ensure compatibility with peak primary current ratings during transient conditions. Confirm footprint dimensions match the target PCB layout before finalizing procurement orders.

Current Sense Transformers Selection Notes

Select this component when high isolation voltage and precise current replication are required. The 1:125 ratio suits applications needing scaled-down secondary signals for control ICs. Evaluate thermal performance under continuous 50 A primary load to ensure reliability.

Current Sense Transformers Part Context

This part belongs to the PMS6322 series of current sensing transformers from Pulse Electronics. These components are engineered for robust performance in demanding power electronics environments, offering reliable signal transfer across isolation barriers while maintaining low insertion loss.

Current Sense Transformers Replacement Considerations

Consult manufacturer cross-reference lists for verified substitutes. Ensure any alternative maintains identical turns ratio, core material characteristics, and physical footprint to preserve circuit stability and isolation ratings.

Current Sense Transformers FAQ

What is the maximum primary current rating?

The maximum primary current rating is 50 A.

Does this component provide galvanic isolation?

Yes, it provides galvanic isolation between the primary and secondary windings.