0805J0500471MCBE03

Overview

The Knowles Syfer 0805J0500471MCBE03 is a surface-mount feed-through capacitor featuring a capacitance of 470 pF and a voltage rating of 50 VDC. It utilizes a C0G (NP0) dielectric with a ±20% tolerance, ensuring stable performance across an operating temperature range of -55°C to +125°C. The component employs a four-terminal architecture within an 0805 package, designed for high-frequency noise suppression in compact electronic assemblies.

Feature Summary

• Four-terminal feed-through structure providing enhanced high-frequency noise attenuation
• C0G (NP0) dielectric material for minimal capacitance variation over temperature and voltage
• Surface-mount design optimized for automated assembly in space-constrained applications

Applications

• High-speed digital signal line filtering
• RF circuit noise suppression
• Power distribution network decoupling

Procurement Notes

Verify the specific suffix MCBE03 against official manufacturer documentation to confirm terminal configuration and termination plating. Ensure compatibility with PCB footprint dimensions and reflow soldering profiles specified in the datasheet. Confirm RoHS compliance status for the target market regulations prior to integration into production designs.

Selection Notes

Select this component when superior high-frequency attenuation is required compared to standard MLCCs. The four-terminal design reduces effective series inductance, making it suitable for signals above typical RF ranges. Evaluate thermal management requirements as the feed-through structure may influence heat dissipation characteristics differently than conventional capacitors.

Part Context

This part belongs to the Knowles Syfer feed-through capacitor family, distinct from standard multilayer ceramic capacitors. It integrates shielding functionality within the component body, offering improved electromagnetic interference protection. The 0805 form factor allows for density improvements in modern printed circuit board layouts requiring robust noise control.

FAQ

How does the four-terminal design differ from standard two-terminal capacitors?

The four-terminal configuration provides separate input and output paths, significantly reducing parasitic inductance and enhancing high-frequency noise suppression capabilities compared to traditional two-terminal components.

What is the significance of the C0G dielectric in this application?

C0G (NP0) dielectric ensures that capacitance remains stable across varying temperatures and applied voltages, which is critical for maintaining signal integrity in precision filtering applications.