PA4040.003NL

Common Mode Chokes Overview

The PA4040.003NL is a through-hole integrated common mode and differential mode choke manufactured by Pulse Electronics. It features a dual-line configuration with an inductance range of 96 µH to 410 µH. The component supports a maximum DC current of 2.5 A and has a maximum DC resistance of 46 mOhms. It operates within a temperature range of -40°C to +125°C and exhibits a self-resonant frequency of 1.45 MHz.

Common Mode Chokes Feature Summary

• Integrates common mode and differential mode filtering capabilities into a single unit
• Designed for through-hole mounting applications
• Supports high DC current handling up to 2.5 A

Common Mode Chokes Applications

• Integrated noise suppression circuits
• Power line filtering
• Signal integrity protection

Common Mode Chokes Procurement Notes

Verify the specific datasheet version from Pulse Electronics or authorized distributors to confirm exact inductance tolerances and thermal characteristics. Ensure the through-hole footprint matches the PCB design requirements. Confirm RoHS compliance status if required by the final assembly specifications.

Common Mode Chokes Selection Notes

Select this component when space-constrained designs require combined common and differential mode filtering. The 2.5 A current rating suits moderate power applications. Verify that the 46 mOhm DCR meets voltage drop constraints. Ensure the operating temperature range covers the environmental conditions of the target application.

Common Mode Chokes Part Context

This part belongs to the PA4040 series of integrated chokes from Pulse Electronics. These components are designed to replace separate common mode chokes and differential mode inductors, simplifying circuit layouts. The series offers various inductance values tailored for different noise suppression needs.

Common Mode Chokes Replacement Considerations

Check for direct substitutes within the PA4040 series with compatible inductance ranges. Verify pin compatibility and physical dimensions before replacing. Consult manufacturer cross-reference lists for verified alternatives.