SFSUC5000103MX0

Overview

The SFSUC5000103MX0 is an EMI feedthrough filter manufactured by Knowles Syfer. It features a C-filter circuit topology with a capacitance of 10 nF and a voltage rating of 500 VDC. The component utilizes X7R dielectric material with a tolerance of 20%. It supports a maximum DC current of 10 A and operates within a temperature range of -55°C to +125°C. The axial package has a diameter of 3.25 mm and a length of 3.29 mm, designed for panel mounting applications.

Feature Summary

• Provides electromagnetic interference suppression through a dedicated C-filter circuit configuration
• Features a robust 500 VDC voltage rating suitable for high-voltage power line filtering
• Utilizes X7R dielectric material to maintain stable performance across the specified operating temperature range

Applications

• Power supply input filtering in electronic equipment
• EMI suppression in industrial control systems
• Signal integrity protection in communication hardware

Procurement Notes

Verify that the specific ordering suffix matches the required termination style and sealing method for your assembly process. Confirm that the thermal and electrical ratings align with the system's operational environment. Ensure compliance with relevant RoHS directives if applicable to your manufacturing standards before finalizing procurement orders.

Selection Notes

Select this component when a single-stage C-filter topology is sufficient for the required attenuation levels. Consider the 10 A current rating to ensure the device can handle the expected load without degradation. Evaluate the physical dimensions against available panel space constraints during the design phase.

Part Context

This component belongs to the SFSU series of feedthrough capacitors from Knowles Syfer. The series is designed for high-reliability applications requiring effective noise filtration in compact form factors. It serves as a critical passive element in maintaining signal purity and regulatory compliance in sensitive electronic circuits.

Replacement Considerations

Direct substitutes must match the 10 nF capacitance, 500 VDC rating, and axial package dimensions. Verify that alternative components offer equivalent X7R dielectric characteristics and current handling capabilities to ensure functional parity in the existing circuit design.