SFJEL5000103MX1

Overview

The Knowles Syfer SFJEL5000103MX1 is a feedthrough capacitor designed for electromagnetic interference suppression. It features a capacitance of 10 nF with a tolerance of ±20% and an X7R temperature coefficient. The component is rated for a maximum DC voltage of 500 VDC and supports a maximum DC current of 15 A. It operates within a temperature range of -55°C to +125°C. The physical dimensions are 9.80 mm in diameter by 9.40 mm in length, utilizing an axial bushing mounting style.

Feature Summary

• Provides high-current EMI filtering capability through a robust feedthrough design
• Utilizes X7R ceramic dielectric for stable capacitance across the operating temperature range
• Features axial bushing construction for secure panel or chassis mounting

Applications

• Power supply input filtering in industrial equipment
• EMI suppression in aerospace electronic systems
• Signal conditioning in medical instrumentation

Procurement Notes

Verify the obsolete status of this specific part number before finalizing procurement plans. Confirm that alternative components from the same manufacturer meet the required electrical specifications and mechanical footprint constraints. Ensure compatibility with existing thermal management and mounting infrastructure during the transition process.

Selection Notes

Select this component when high current handling up to 15 A is required alongside effective high-frequency noise attenuation. The 500 V rating suits medium-voltage applications. Consider the axial bushing form factor for direct panel integration where space allows for the specified 9.80 mm diameter footprint.

Part Context

This component belongs to the Knowles Syfer feedthrough capacitor portfolio, which specializes in passive components for harsh environment reliability. The series utilizes advanced ceramic technologies to deliver consistent performance under thermal stress and vibration, targeting sectors requiring stringent electromagnetic compatibility standards.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Due to the obsolete status, engineering validation of potential alternatives is necessary to ensure equivalent current ratings and dimensional fit.