1812J2000822MJTE03

Overview

The Knowles Syfer 1812J2000822MJTE03 is a surface-mount EMI filter capacitor designed for high-frequency noise suppression. It features a capacitance of 8200 pF and operates within the standard industrial temperature range of -55°C to +125°C. The component utilizes a C0G (NP0) dielectric material, ensuring stable electrical characteristics under varying thermal conditions. Housed in an 1812 (4532 metric) package, it provides a compact footprint suitable for dense circuit board layouts while maintaining reliable performance in electronic systems requiring effective electromagnetic interference mitigation.

Feature Summary

• Integrated EMI filtering capability for signal integrity enhancement
• C0G (NP0) dielectric construction for thermal stability
• Surface-mount design for automated assembly compatibility

Applications

• High-speed digital circuit noise suppression
• Power supply line filtering
• Signal path interference reduction

Procurement Notes

Verify the complete part number including suffix MJTE03 against official manufacturer documentation to ensure correct EMI filter variant identification. Confirm RoHS compliance status and specific packaging requirements with authorized distributors prior to ordering. Cross-reference datasheet specifications for mechanical dimensions and termination details to validate PCB layout compatibility.

Selection Notes

Select this component when integrated EMI filtering is required alongside standard decoupling functions in space-constrained designs. The 1812 package offers a balance between current handling capacity and board area efficiency. Ensure the application voltage does not exceed rated limits and that the operating temperature remains within the specified -55°C to +125°C range for optimal longevity.

Part Context

This component belongs to the Knowles Syfer EMI Filter series, specifically engineered for suppressing electromagnetic interference in modern electronic assemblies. The 1812J prefix indicates the case size and general product family, while the suffix defines specific termination and packaging attributes. It serves as a specialized passive component distinct from standard multilayer ceramic capacitors due to its optimized internal structure for high-frequency attenuation.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data.