1206J0500123MXTE01

Overview

The Knowles Syfer 1206J0500123MXTE01 is a surface-mount feedthrough capacitor designed for EMI filtering. It features a capacitance of 0.012 µF with a ±20% tolerance and a DC voltage rating of 50 VDC. The component utilizes X7R dielectric material, ensuring stability across an operating temperature range of -55°C to +125°C. Housed in a standard 1206 (3216 metric) package, it incorporates a three-terminal architecture to provide effective noise suppression in compact circuit layouts.

Feature Summary

• Three-terminal feedthrough architecture for enhanced electromagnetic interference suppression
• X7R dielectric composition providing stable capacitance characteristics over wide temperature variations
• Surface-mount design optimized for automated assembly and high-density PCB integration

Applications

• High-frequency signal line filtering in communication equipment
• Power supply input/output decoupling in industrial control systems
• Electromagnetic compatibility enhancement in automotive electronic modules

Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct termination and packaging specifications. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Cross-reference datasheet revisions to validate current electrical parameters and mechanical dimensions for your specific application constraints.

Selection Notes

Select this component when integrated EMI filtering is required within a constrained surface-mount footprint. The three-terminal design offers superior high-frequency performance compared to standard two-terminal capacitors. Ensure the 50V DC rating aligns with the maximum circuit voltage and that the 1206 package dimensions fit the available board space without compromising thermal management or soldering reliability.

Part Context

This component belongs to the Knowles Syfer 1206J series of SMT EMI filters. The series provides integrated filtering solutions that replace discrete components, reducing board space and improving signal integrity. These devices are engineered for high-reliability applications requiring consistent performance under varying environmental conditions and electrical loads.

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.