1806J0500820MCTE01

Overview

The Knowles Syfer 1806J0500820MCTE01 is a three-terminal surface-mount EMI filter capacitor designed for high-frequency noise suppression. It features a C0G dielectric material ensuring stable capacitance across temperature variations. The component operates at a DC voltage rating of 50V with a nominal capacitance of 82pF and a tolerance of ±20%. Housed in an 1806 (4516 metric) package, it measures 4.5mm in length, 1.6mm in width, and 1.1mm in height. It supports operating temperatures from -55°C to +125°C.

Feature Summary

• Three-terminal architecture provides enhanced common-mode noise attenuation for signal integrity.
• C0G dielectric ensures minimal capacitance drift under varying thermal conditions.
• Nickel barrier termination structure offers robust solderability and mechanical stability.

Applications

• High-speed digital interface filtering
• RF circuit noise suppression
• Power line EMI mitigation

Procurement Notes

Verify the specific suffix codes against official manufacturer documentation to confirm exact termination plating and packaging configurations. Ensure compatibility with standard SMT reflow profiles. Confirm RoHS compliance status through current datasheets before integration into regulated assemblies.

Selection Notes

Select this component when compact footprint size is critical alongside effective high-frequency noise reduction. The 1806 case size balances board space constraints with sufficient terminal spacing for reliable assembly. Evaluate parasitic inductance requirements against the three-terminal design benefits.

Part Context

This part belongs to the Knowles Syfer E01 series of feed-through capacitors. These components are engineered specifically for electromagnetic interference suppression in dense electronic environments. The series utilizes advanced ceramic processing to maintain performance in demanding applications.

Replacement Considerations

Consult official substitution guides for equivalent three-terminal filters. Verify that alternative parts match the 1806 footprint dimensions and electrical ratings precisely to ensure mechanical fit and functional equivalence.