FN406B-3-02

Overview

The Schaffner FN406B-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 utilizes through-hole solder pin termination for secure board integration. It operates within a frequency range of 0 Hz to 400 Hz. The unit exhibits a leakage current of 190 uA. It complies with UL, CSA, and IEC/EN standards.

Feature Summary

• Provides electromagnetic interference suppression for single-phase AC power lines
• Designed for direct printed circuit board mounting via solder pins
• Complies with international safety standards including UL, CSA, and IEC/EN

Applications

• Power supply input stages in electronic equipment
• Medical device power conditioning circuits
• Industrial control system power filtering

Procurement Notes

Verify the specific part number against official TE Connectivity / Schaffner documentation to confirm electrical ratings and compliance certifications. Ensure the procurement source provides valid manufacturer traceability. Confirm that the component meets the required safety approvals for the target application region before finalizing orders.

Selection Notes

Select this component when a low-cost PCB mount solution is required for single-phase applications up to 3 A. Consider the 250 VAC rating and 190 uA leakage current limits during circuit design. Verify compatibility with the available PCB footprint and soldering process requirements for through-hole assembly.

Part Context

This component belongs to the FN406 series of power line filters manufactured by TE Connectivity / Schaffner. The series offers various current ratings for single-phase EMI suppression. The FN406B variant specifically targets cost-sensitive applications while maintaining essential filtering performance and safety compliance for general industrial use.

Replacement Considerations

Consult official datasheets for cross-reference information. No public substitute part numbers are confirmed in the provided data.