1806Y1000393MXTE01

Overview

The Knowles Syfer 1806Y1000393MXTE01 is a three-terminal feed-through multilayer ceramic capacitor (MLCC) designed for surface mount technology. It features a capacitance of 0.039 µF with a tolerance of ±20% and a DC voltage rating of 100 VDC. The component utilizes X7R dielectric material, ensuring stable performance across an operating temperature range of -55°C to +125°C. Housed in an 1806 (4516 metric) package measuring 4.5 mm x 1.6 mm x 1.1 mm, it provides effective electromagnetic interference filtering with a rated current capacity of 300 mA.

Feature Summary

• Three-terminal feed-through architecture enables efficient electromagnetic interference suppression within compact surface-mount layouts.
• X7R dielectric composition maintains consistent capacitance characteristics over a wide industrial temperature spectrum.
• High current handling capability supports robust power line filtering applications without thermal degradation.

Applications

• Electromagnetic interference filtering on direct current power supply lines
• Signal conditioning in high-noise electronic environments
• Component protection in automotive and industrial control systems

Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to confirm terminal configuration and termination plating specifications. Ensure that the selected variant matches the required current rating and physical footprint constraints for the target printed circuit board design prior to procurement.

Selection Notes

Select this component when space-constrained designs require integrated filtering capabilities alongside standard decoupling functions. The three-terminal structure offers superior high-frequency attenuation compared to two-terminal equivalents. Confirm compatibility with reflow soldering profiles specified for X7R materials to maintain structural integrity during assembly processes.

Part Context

This part belongs to the Knowles Syfer E01 series of feed-through capacitors, which are engineered for high-reliability applications requiring compact form factors. The series integrates shielding elements within the ceramic body to minimize parasitic inductance. This specific model represents a standard capacitance value optimized for general-purpose noise suppression in modern electronics manufacturing.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Verify pinout compatibility and electrical ratings before considering alternative manufacturers or generic equivalents.