SFJEC1K00223MX0

Overview

The Knowles Syfer SFJEC1K00223MX0 is an axial lead EMI feedthrough capacitor from the SFJE series. It features a capacitance of 0.022 µF with X7R dielectric characteristics and a voltage rating of 1 kV. The component measures 9.80 mm in diameter by 9.40 mm in length. This device is designed for electromagnetic interference suppression in electronic circuits.

Feature Summary

• Provides effective electromagnetic interference (EMI) filtering through feedthrough capacitor architecture.
• Utilizes X7R dielectric material to maintain stable capacitance across operating temperatures.
• Features axial leads for straightforward integration into circuit boards or panel mounts.

Applications

• Electromagnetic interference suppression in power supply lines
• Signal conditioning in sensitive electronic instrumentation
• Noise reduction in industrial control systems

Procurement Notes

Verify component status as this specific part number may be listed as obsolete by the manufacturer. Confirm availability through authorized distributors or secondary markets. Ensure that replacement components meet identical electrical specifications, including capacitance, voltage rating, and physical dimensions, to maintain system integrity.

Selection Notes

Select this component when axial mounting is required for high-frequency noise attenuation. The 1 kV rating suits applications with moderate voltage stress. Verify that the X7R temperature coefficient aligns with the operational environment requirements. Consider physical size constraints given the 9.80 mm diameter profile.

Part Context

This component belongs to the Knowles Syfer SFJE series of feedthrough capacitors. These devices are engineered for robust EMI/RFI suppression in demanding environments. The series typically offers various capacitance values and voltage ratings to suit diverse filtering needs in aerospace, military, and industrial sectors.

Replacement Considerations

Due to the obsolete status, identify equivalents with matching 0.022 µF capacitance, 1 kV rating, and axial configuration. Verify that substitute parts maintain similar insertion loss characteristics and physical footprint compatibility.

FAQ

What is the dielectric type of the SFJEC1K00223MX0?

The component uses X7R dielectric material, which provides stable capacitance over a wide temperature range.

What are the physical dimensions of this feedthrough capacitor?

The SFJEC1K00223MX0 has a diameter of 9.80 mm and a length of 9.40 mm.