1812J0500204MJTE03

Overview

The Knowles Syfer 1812J0500204MJTE03 is a feed-through multilayer ceramic capacitor designed for surface-mount technology. It features a capacitance of 0.2 µF with a voltage rating of 50 VDC and a tolerance of ±20%. Utilizing X7R dielectric material, this component operates within a temperature range of -55°C to +125°C. The physical dimensions conform to the 1812 (4532 metric) package size, measuring 4.5 mm in length, 3.2 mm in width, and 2.5 mm in height. It employs standard SMD/SMT termination types.

Feature Summary

• Integrates feed-through architecture for effective electromagnetic interference suppression
• Utilizes X7R dielectric for stable performance across wide temperature variations
• Constructed with nickel barrier and 100% tin terminations for reliable soldering

Applications

• High-frequency noise filtering in electronic circuits
• Power supply line decoupling applications
• Electromagnetic compatibility enhancement in sensitive devices

Procurement Notes

Verify the specific part number against official manufacturer documentation to confirm the feed-through configuration and terminal specifications. Ensure that the selected component meets the required voltage and capacitance tolerances for the intended circuit design. Cross-reference technical datasheets for accurate mechanical dimensions and thermal operating limits before integration.

Selection Notes

Select this component when high-frequency noise attenuation is required in compact surface-mount designs. The feed-through structure offers superior filtering compared to standard capacitors. Consider the X7R dielectric characteristics for stability under varying thermal conditions. Verify that the 50V rating aligns with the maximum operating voltage of the target application to ensure long-term reliability.

Part Context

This component belongs to the Knowles Syfer family of multilayer ceramic capacitors. It is specifically engineered as a feed-through device, distinguishing it from standard parallel-plate MLCCs. The 1812J series designation indicates the case size and voltage class. This product is manufactured by Knowles Syfer, a recognized producer of advanced passive components.

FAQ

What is the primary function of the 1812J0500204MJTE03?

It functions as a feed-through capacitor designed to suppress high-frequency electromagnetic interference in surface-mount applications.

What dielectric material is used in this component?

The component utilizes X7R dielectric material, which provides stable capacitance over a wide temperature range.