FN353Z-30-33

Overview

The Schaffner FN353Z-30-33 is a single-phase AC power line filter designed for chassis mounting. It supports a rated current of 30 A and operates at voltages up to 250 VAC. The component utilizes a multi-stage architecture with safety surge protection capabilities, integrating high saturation resistance chokes to ensure effective electromagnetic interference suppression in demanding electrical environments.

Feature Summary

• Multi-stage design providing superior conducted attenuation performance
• Integrated safety surge protection functionality
• High saturation resistance chokes for thermal stability

Applications

• Industrial machinery power supplies
• Medical equipment input stages
• Information technology hardware

Procurement Notes

Verify the specific suffix codes against official datasheets to confirm terminal configuration and certification status. Ensure the selected variant matches the required voltage and current ratings for the target application circuit. Cross-reference manufacturer documentation for any recent design changes or compliance updates.

Selection Notes

Select this model when high attenuation and surge protection are required in a compact single-phase form factor. Evaluate the thermal management requirements due to the multi-stage choke design. Confirm that the chassis mounting style fits the available enclosure space and mechanical constraints.

Part Context

This component belongs to the FN353Z series, which focuses on robust EMI/RFI filtering for sensitive electronic loads. The series is characterized by its ability to handle significant surge events while maintaining signal integrity. It serves as a critical interface between the power source and downstream equipment.

Replacement Considerations

B84143A0036R105 by TDK is listed as a similar alternative part number.