1206J1000270MCTE01

Overview

The Knowles Syfer 1206J1000270MCTE01 is a surface-mount feed-through capacitor designed for EMI suppression. It features a capacitance of 27 pF with a voltage rating of 100 VDC and a tolerance of ±20%. The component utilizes C0G (NP0) dielectric material, ensuring stable performance across an operating temperature range of -55°C to +125°C. Housed in a standard 1206 (3216 metric) package, it supports a current rating of 300 mA. This Class 1 multilayer ceramic device provides effective high-frequency noise filtering for sensitive electronic circuits.

Feature Summary

• Three-terminal feed-through architecture enables efficient electromagnetic interference suppression by providing a low-impedance path to ground for high-frequency noise.
• C0G/NP0 dielectric construction ensures minimal capacitance variation over temperature changes, maintaining signal integrity in precision applications.
• Surface-mount design facilitates automated assembly and compact board layout within the standardized 1206 footprint.

Applications

• High-frequency noise filtering in communication equipment
• EMI suppression in automotive electronics systems
• Signal conditioning in industrial control circuits

Procurement Notes

Verify the specific manufacturer part number against official Knowles Syfer documentation to confirm electrical characteristics and physical dimensions. Ensure compatibility with existing PCB footprints and soldering profiles. Confirm RoHS compliance status and any relevant automotive or industrial certifications required for the target application environment before finalizing procurement decisions.

Selection Notes

Select this component when high-frequency EMI attenuation is critical in space-constrained designs. The 1206 form factor offers a balance between filtering performance and board real estate. Consider the 300 mA current rating and 100 VDC withstand voltage to ensure adequate margins for the specific circuit conditions. The C0G dielectric is suitable for applications requiring stable capacitance under varying thermal loads.

Part Context

This component belongs to the Knowles Syfer E01 series of SMT EMI filters. These devices are engineered for robust performance in demanding environments. The 1206J series specifically targets applications requiring reliable noise suppression without compromising signal quality. As a specialized passive component, it integrates directly into power and signal lines to mitigate conducted emissions effectively.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Verify pinout compatibility and electrical specifications if considering alternative manufacturers. Consult official distributor databases for cross-reference information based on exact capacitance, voltage, and package requirements.