1806J0500681MCTE01

Overview

The Knowles Syfer 1806J0500681MCTE01 is a surface-mount feed-through capacitor designed for high-frequency noise suppression. It features a capacitance of 680 pF with a tolerance of ±20% and a DC voltage rating of 50 VDC. The component utilizes C0G (NP0) dielectric material, ensuring stable performance across an operating temperature range of -55°C to +125°C. Housed in the standard 1806 (4516 metric) package, it integrates a three-terminal architecture to provide effective electromagnetic interference filtering.

Feature Summary

• Three-terminal feed-through architecture for enhanced electromagnetic interference suppression
• C0G (NP0) dielectric material providing stable capacitance characteristics
• Surface-mount design compatible with automated assembly processes

Applications

• High-frequency noise filtering in electronic circuits
• Electromagnetic interference suppression in signal lines
• Power supply decoupling applications requiring stable capacitance

Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to confirm terminal configuration and termination plating. Ensure the selected variant matches the required package dimensions and electrical ratings for the target application. Cross-reference the manufacturer part number with authorized distributor listings to confirm authenticity and current availability status before procurement.

Selection Notes

Select this component when a compact surface-mount solution is required for high-frequency noise attenuation. The C0G dielectric ensures minimal capacitance variation with temperature and voltage changes. Consider the 1806 footprint constraints and the 50V DC rating to ensure compatibility with the circuit's operational parameters and physical space limitations.

Part Context

This component belongs to the Knowles Syfer E01 series of surface-mount EMI filters. The series is characterized by its three-terminal chip design, which offers superior high-frequency performance compared to standard two-terminal capacitors. These components are engineered for reliability in demanding electronic environments where consistent signal integrity is critical.

Replacement Considerations

Publicly confirmed substitute part numbers for this specific model are not available in the provided source data. Verify compatibility with alternative components by matching the 1806 package size, 680 pF capacitance, 50 VDC rating, and three-terminal feed-through topology.