1812Y2000124MSTE03

Overview

The Knowles Syfer 1812Y2000124MSTE03 is a feed-through capacitor designed for surface mount applications. It features a capacitance of 0.12 µF with a voltage rating of 200 VDC and a current rating of 50 mA. The component utilizes an X7R dielectric material housed in a 1812 (4532 metric) package. It offers a tolerance of ±20% and operates within a temperature range of -55°C to +125°C. The device incorporates FlexiCap technology with a nickel barrier, providing flexible terminations to enhance reliability in board-flex sensitive environments.

Feature Summary

• Integrates FlexiCap technology with flexible terminations and a nickel barrier to withstand mechanical stress.
• Functions as a feed-through capacitor for effective electromagnetic interference suppression.
• Constructed with X7R dielectric material for stable performance across the operating temperature range.

Applications

• Board-flex sensitive circuit designs
• High-reliability electronic systems
• Automotive grade applications requiring AEC-Q200 compliance

Procurement Notes

Verify the specific suffix codes against official datasheets to confirm terminal composition and dielectric characteristics. Ensure compatibility with surface mount assembly processes. Confirm RoHS compliance status through manufacturer documentation before integration into regulated products.

Selection Notes

Select this component when board flex resistance is critical due to its flexible termination structure. The feed-through architecture provides superior noise filtering compared to standard MLCCs. Verify that the 200V DC rating and 50mA current handling meet the specific circuit requirements.

Part Context

This part belongs to the Knowles Syfer high-reliability multilayer ceramic capacitor portfolio. It is specifically engineered for demanding environments where mechanical robustness and electrical stability are required simultaneously. The 1812 footprint allows for compact design integration while maintaining high performance standards.

Replacement Considerations

Direct substitutes require matching the 1812 package, 0.12 µF capacitance, 200V rating, and feed-through topology. Verify that alternative components also feature flexible terminations if board flex sensitivity is a design constraint.

FAQ

What is the primary function of the FlexiCap technology in this component?

FlexiCap technology provides flexible terminations with a nickel barrier, enhancing the capacitor's ability to withstand mechanical stress and board flex without cracking.

Is this component suitable for automotive applications?

Yes, the datasheet indicates it meets AEC-Q200 standards, making it suitable for automotive-grade applications.