1806J2000473MXTE07

Overview

The Knowles Syfer 1806J2000473MXTE07 is a surface-mount feed-through capacitor designed for high-frequency noise suppression. It features a capacitance of 0.047 µF with a voltage rating of 200 VDC and a tolerance of ±20%. The component utilizes an X7R dielectric material, ensuring stable performance across a wide temperature range from -55°C to +125°C. Housed in a compact 1806 (4516 metric) package, it integrates a three-terminal structure optimized for EMI filtering applications.

Feature Summary

• Three-terminal feed-through architecture provides superior high-frequency noise attenuation compared to standard two-terminal capacitors.
• X7R dielectric material ensures reliable capacitance stability under varying thermal conditions within the specified operating range.
• Flexible termination design accommodates board flex stress, enhancing mechanical reliability in sensitive assembly environments.

Applications

• High-speed digital signal line filtering
• Power supply input/output decoupling
• EMI suppression in automotive electronics

Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct termination style and packaging configuration. Confirm RoHS compliance status and specific datasheet revisions prior to procurement to avoid discrepancies in electrical characteristics or physical dimensions.

Selection Notes

Select this component when high-frequency noise reduction is critical and board space is limited. The 1806 footprint offers a balance between current handling capability and size. Ensure the circuit operates within the 200V DC limit and that the X7R temperature coefficient aligns with the application's thermal profile requirements.

Part Context

This component belongs to the Knowles Syfer J-series feed-through capacitors, specialized for EMI/RFI suppression. The series is engineered for surface-mount integration, replacing traditional through-hole filters in modern PCB designs to improve assembly efficiency and signal integrity in dense electronic systems.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data. Verify compatibility with existing footprints and electrical specifications before considering alternative manufacturers.