0805J0250393MXTE01

Overview

The Knowles Syfer 0805J0250393MXTE01 is a surface-mount feed-through capacitor designed for high-frequency noise suppression. It features a capacitance of 0.039 µF with a voltage rating of 25 VDC and a tolerance of ±20%. The component utilizes an X7R dielectric material and operates within a temperature range of -55°C to +125°C. Packaged in a standard 0805 (2012 metric) footprint, it incorporates a nickel barrier with 100% tin terminations. This three-terminal EMI filter provides effective signal integrity protection in compact electronic assemblies.

Feature Summary

• Three-terminal architecture providing enhanced electromagnetic interference filtering capabilities
• Feed-through design enabling direct signal path integration for noise attenuation
• X7R ceramic dielectric ensuring stable performance across wide industrial temperature ranges

Applications

• High-speed digital signal line filtering
• Power supply input noise suppression
• RF circuit impedance matching and decoupling

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm terminal configuration and termination plating specifications. Ensure compatibility with automated pick-and-place equipment regarding the reel packaging format. Cross-reference the exact part number with the latest datasheet to validate current RoHS compliance status and moisture sensitivity level classifications before final procurement.

Selection Notes

Select this component when space-constrained designs require integrated EMI filtering without additional discrete components. The 0805 footprint allows for dense PCB layouts while maintaining adequate current handling for low-power signal lines. Consider the X7R temperature coefficient characteristics to ensure capacitance stability under expected operating thermal conditions.

Part Context

This component belongs to the Knowles Syfer Syfer® family of advanced ceramic capacitors. The series is engineered for demanding applications requiring reliable noise suppression in minimal footprints. The product line emphasizes high reliability and consistent electrical performance for modern electronics manufacturing standards.

Replacement Considerations

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