1206Y2000821MXTE03

Overview

The Knowles Syfer 1206Y2000821MXTE03 is a surface-mount EMI feedthrough filter capacitor in a 1206 (3216 metric) package. It features an 820 pF capacitance with ±20% tolerance and utilizes X7R dielectric material. The component is rated for a maximum DC voltage of 200V and operates within a temperature range of -55°C to +125°C. It incorporates FlexiCap/Nickel Barrier termination technology designed to enhance mechanical reliability under thermal stress.

Feature Summary

• Integrated three-terminal EMI filtering architecture for noise suppression
• FlexiCap flexible terminations combined with nickel barrier layers
• X7R ceramic dielectric construction for stable performance

Applications

• High-frequency electromagnetic interference suppression in electronic circuits
• Signal line protection in communication equipment
• Power supply input filtering for sensitive digital components

Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct termination style and capacitance tolerance. Confirm RoHS compliance status and specific packaging requirements directly with authorized distributors prior to ordering, as availability may vary by region.

Selection Notes

Select this component when compact EMI filtering is required in space-constrained designs. The 1206 footprint supports standard SMT processes. Ensure the 200V rating exceeds the circuit's peak operating voltage. The X7R dielectric provides adequate stability for general-purpose applications where tight capacitance drift limits are not critical.

Part Context

This component belongs to the Knowles Syfer 1206Y series of EMI feedthrough filters. These devices integrate capacitive elements within a single surface-mount package to replace discrete components. The series offers various capacitance values and voltage ratings optimized for high-frequency noise attenuation in modern electronics.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Verify pin compatibility and electrical specifications before considering alternative manufacturers.