FN406-3-02

Overview

The Schaffner FN406-3-02 is a single-phase power line filter designed for PCB mounting. It features a rated voltage of 250 VAC and a current rating of 3 A. The component operates within a frequency range of 0 Hz to 400 Hz and exhibits a leakage current of 190 uA. It utilizes through-hole solder pin termination and complies with UL, CSA, and IEC/EN standards.

Feature Summary

• Ultra-compact form factor optimized for direct PCB integration
• Provides effective conducted attenuation for EMI and RFI suppression
• Single-phase configuration suitable for standard AC power lines

Applications

• Power supply input stages in electronic equipment
• EMI suppression for single-phase AC circuits
• Compact industrial control systems requiring PCB-mounted filtering

Procurement Notes

Verify the specific datasheet version for the FN406-3-02 to confirm compliance certifications and mechanical dimensions prior to integration. Ensure that the selected supplier provides authentic components from TE Connectivity or Schaffner to guarantee performance reliability and adherence to specified electrical ratings.

Selection Notes

Select this component when space constraints require a compact, through-hole mounted filter for single-phase applications. It is appropriate for designs needing 3 A capacity at 250 VAC with integrated EMI/RFI suppression capabilities without requiring additional chassis mounting hardware.

Part Context

This part belongs to the FN406 series of ultra-compact EMC filters manufactured by Schaffner, now part of TE Connectivity. The series is engineered for easy and fast PCB mounting, offering high attenuation performance in a small footprint compared to traditional chassis-mounted alternatives.

Replacement Considerations

Consult official Schaffner documentation for verified cross-references. No public substitute part numbers are confirmed in the provided data.