1812J1000392MJTE03

Overview

The Knowles Syfer 1812J1000392MJTE03 is a feed-through multilayer ceramic capacitor designed for surface-mount technology. It features a capacitance of 3900 pF with a tolerance of ±20%, rated for 100 VDC. The component utilizes C0G/NP0 dielectric material, ensuring stability across an operating temperature range of -55°C to +125°C. Housed in the standard 1812 (4532 metric) package, it integrates a 50 mA current rating and requires three pads for mounting.

Feature Summary

• Integrates feed-through architecture for effective high-frequency noise suppression within compact surface-mount layouts.
• Utilizes C0G/NP0 dielectric material to maintain stable capacitance characteristics under varying thermal conditions.
• Supports continuous current handling up to 50 mA, suitable for power line filtering applications.

Applications

• High-frequency noise filtering in electronic circuits
• Power line conditioning for sensitive components
• EMI suppression in compact surface-mount assemblies

Procurement Notes

Verify the specific suffix JTE03 against official manufacturer documentation to confirm the feed-through configuration and terminal specifications. Ensure compatibility with the required three-pad footprint layout during procurement planning. Cross-reference the 50 mA current rating and 100 VDC voltage limits with circuit requirements to prevent operational failure.

Selection Notes

Select this component when integrated feed-through functionality is required for noise reduction in space-constrained designs. The C0G/NP0 dielectric ensures minimal capacitance drift over temperature variations. Confirm that the PCB layout supports the specific three-pad termination structure necessary for proper installation and electrical performance.

Part Context

This part belongs to the Knowles Syfer 1812J series of general type MLCCs. It represents a specialized variant combining standard ceramic capacitor properties with feed-through capabilities. The 1812 package size allows for automated assembly while providing sufficient internal volume for the specified capacitance and current ratings.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Verify pinout compatibility and electrical ratings before considering alternative manufacturers or generic equivalents.

FAQ

What is the maximum current rating for this component?

The component has a specified current rating of 50 mA.

What dielectric material is used in this capacitor?

It uses C0G/NP0 (1B) dielectric material for high stability.