1206J2000123MXTE03

Overview

The Knowles Syfer 1206J2000123MXTE03 is a surface-mount feedthrough capacitor designed for EMI suppression. It features a capacitance of 12 nF with a tolerance of ±20%. The component operates at a DC voltage rating of 200 V and utilizes X7R dielectric material. Housed in a standard 1206 (3216 metric) package, it measures 3.2 mm in length, 1.6 mm in width, and 1.1 mm in height. The device employs a three-terminal SMD/SMT configuration to provide effective noise filtering in compact circuit layouts.

Feature Summary

• Three-terminal architecture enables efficient electromagnetic interference filtering within a small footprint.
• X7R dielectric material provides stable capacitance performance across varying temperature conditions.
• Surface-mount design facilitates automated assembly and integration into dense PCB layouts.

Applications

• General-purpose EMI filtering in electronic circuits
• Power supply line noise suppression
• Signal integrity enhancement in high-density boards

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 environmental declarations prior to procurement. Cross-reference datasheet parameters with application requirements to validate electrical suitability.

Selection Notes

Select this component when space-constrained EMI filtering is required in low-to-medium voltage applications. The 1206 form factor offers a balance between capacitance value and board area. Ensure the operating voltage remains below the 200 VDC rating and verify thermal stability needs align with X7R characteristics.

Part Context

This component belongs to the Knowles Syfer XT series of feedthrough capacitors. These devices are engineered specifically for high-frequency noise attenuation in modern electronics. The series emphasizes reliability and compactness, catering to industries requiring robust passive components for signal purification and power conditioning.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Verify compatibility with existing designs by matching capacitance, voltage rating, package dimensions, and terminal configuration before considering alternative manufacturers.