1806J1000330MCTE01

Overview

The Knowles Syfer 1806J1000330MCTE01 is a three-terminal EMI filter capacitor designed for surface mount applications. It features a capacitance of 33 pF with a tolerance of ±20% and a DC voltage rating of 100 VDC. The component utilizes C0G dielectric material, ensuring stable performance across an operating temperature range from -55°C to +125°C. Housed in the 1806 (4516 metric) package measuring 4.5 mm x 1.6 mm x 1.1 mm, it provides effective high-frequency noise suppression.

Feature Summary

• Three-terminal architecture enables efficient common-mode noise attenuation for signal integrity protection.
• C0G dielectric composition maintains consistent capacitance values under varying thermal conditions.
• Compact SMD form factor facilitates integration into dense printed circuit board layouts.

Applications

• High-speed data line filtering
• RF circuit noise suppression
• Power supply decoupling

Procurement Notes

Verify the specific suffix codes against official manufacturer documentation to confirm terminal plating and packaging variations. Ensure compatibility with standard reflow soldering profiles defined in the datasheet. Cross-reference the full part number with authorized distributors to validate current availability and authenticity before procurement.

Selection Notes

Select this component when low capacitance values are required for high-frequency filtering applications. The three-terminal design offers superior electromagnetic interference reduction compared to standard two-terminal capacitors. Consider the 1806 footprint constraints and ensure the 100V rating meets the circuit's maximum voltage requirements.

Part Context

This component belongs to the Knowles Syfer E01 series of feed-through capacitors. These devices are engineered specifically for electromagnetic interference mitigation in sensitive electronic systems. The series emphasizes reliability and consistent electrical characteristics in compact surface-mount packages.

Replacement Considerations

Consult official substitution guides for equivalent three-terminal EMI filters. Verify that alternative components match the 33 pF capacitance, 100 VDC rating, and 1806 physical dimensions to maintain board compatibility and filtering performance.

FAQ

What is the primary function of the three-terminal design?

The three-terminal configuration allows for effective common-mode noise filtering by providing separate paths for input, ground, and output, thereby attenuating electromagnetic interference more efficiently than two-terminal designs.

Is this capacitor suitable for high-temperature environments?

Yes, the component is rated for operation up to +125°C, making it suitable for applications requiring stability in elevated thermal conditions.