0805J0250393MJTE07

Overview

The Knowles Syfer 0805J0250393MJTE07 is a surface-mount feed-through capacitor designed for high-frequency noise suppression. It features a capacitance of 0.039 µF (39 nF) with a voltage rating of 25 V and a current handling capacity of 1 A. The component utilizes an X7R dielectric material and is housed in a compact 0805 (2012 metric) package. It employs a nickel barrier termination system with 100% tin plating to ensure reliable solderability and corrosion resistance.

Feature Summary

• Integrated feed-through architecture provides effective electromagnetic interference filtering within a standard surface-mount footprint.
• High current carrying capability supports direct integration into power lines without external bypass components.
• Nickel barrier termination structure enhances mechanical strength and long-term reliability under thermal cycling conditions.

Applications

• Power line filtering in portable electronic devices
• Noise suppression in automotive infotainment systems
• EMI mitigation in industrial control circuitry

Procurement Notes

Verify the specific suffix configuration against official datasheets to confirm terminal materials and tolerance levels. Ensure compatibility with automated pick-and-place equipment regarding reel specifications. Confirm RoHS compliance status through manufacturer documentation prior to final procurement decisions.

Selection Notes

Select this component when space-constrained designs require integrated power-line filtering capabilities. The 0805 form factor allows for dense PCB layouts while maintaining adequate current handling. Evaluate thermal management requirements to ensure operation remains within specified temperature ranges during continuous load conditions.

Part Context

This part belongs to the Knowles Syfer Syfer Power series, which specializes in miniaturized passive components for demanding environments. The 0805J prefix indicates the case size and general product family characteristics within the manufacturer's portfolio of high-reliability ceramic capacitors.

Replacement Considerations

Consult official substitution guides for equivalent feed-through capacitors with matching current ratings and capacitance values. Verify that alternative parts maintain compatible termination metallurgy and package dimensions for seamless board re-design.

FAQ

What is the maximum DC current this component can handle?

The 0805J0250393MJTE07 is rated for a maximum continuous DC current of 1 A.

Does this component function as a standard capacitor or a filter?

It functions as a feed-through capacitor, providing both capacitance and low-impedance paths for high-frequency noise attenuation.