PA5140.405NLT

Common Mode Chokes Overview

The PA5140.405NLT is a two-line surface mount common mode choke manufactured by Pulse Electronics. It features an inductance of 400 µH and supports a DC current rating of 14 A. The component exhibits an impedance of 1.67 kOhm at 2.84 MHz and a maximum DC resistance of 5.5 mOhms. Its physical dimensions are 19.2 mm in height, with a footprint measuring approximately 19.5 mm by 19.8 mm.

Common Mode Chokes Feature Summary

• Provides effective noise suppression for differential signal lines through high common mode impedance.
• Designed for surface mount assembly to facilitate automated PCB integration.
• Capable of handling high continuous DC currents without significant performance degradation.

Common Mode Chokes Applications

• High-speed data interface filtering
• Power line noise suppression in industrial equipment
• EMI reduction in automotive electronics

Common Mode Chokes Procurement Notes

Verify the specific package dimensions and terminal configuration against the latest official datasheet before finalizing the design. Confirm that the 14 A current rating aligns with the thermal management capabilities of the target application environment. Ensure compatibility with standard reflow soldering profiles recommended by the manufacturer.

Common Mode Chokes Selection Notes

Select this component when high current capacity is required alongside substantial common mode noise attenuation. The low DC resistance minimizes power loss in the signal path. Consider the physical height constraint as it exceeds typical low-profile standards, requiring adequate vertical clearance on the printed circuit board.

Common Mode Chokes Part Context

This part belongs to the CMSC series of common mode chokes from Pulse Electronics. It is engineered for robust performance in demanding electronic environments. The series is characterized by its ability to maintain stability under high current loads while providing consistent filtering characteristics across various frequency ranges.

Common Mode Chokes Replacement Considerations

Consult official substitution lists or equivalent product catalogs from Pulse Electronics for verified alternatives. Cross-reference key parameters such as inductance, current rating, and impedance to ensure functional equivalence in the existing circuit design.