1206J0250123MXTE01

Overview

The Knowles Syfer 1206J0250123MXTE01 is a surface-mount feed-through capacitor designed for EMI filtering applications. It features a capacitance of 0.012 µF with a voltage rating of 25 VDC and a tolerance of ±20%. The component utilizes X7R dielectric material and operates within a temperature range of -55°C to +125°C. It is housed in a standard 1206 (3216 metric) package with SMD/SMT termination. The device supports a continuous current of 300 mA and provides an insertion loss of 43 dB at 100 MHz, ensuring effective noise suppression in high-frequency circuits.

Feature Summary

• Integrated feed-through architecture for efficient electromagnetic interference suppression
• High insertion loss performance at 100 MHz for signal integrity protection
• Robust thermal stability across extended industrial temperature ranges
• Surface-mount compatibility for automated assembly processes

Applications

• General purpose EMI filtering in electronic circuits
• Power supply input/output noise reduction
• Signal line protection in sensitive communication devices

Procurement Notes

Verify the specific suffix MXTE01 against official Knowles Syfer documentation to confirm the feed-through configuration and terminal type. Ensure the selected packaging option matches production requirements. Cross-reference the Mouser number 843-1206J0250123MXTE01 for accurate sourcing details. Confirm RoHS compliance status prior to integration into regulated assemblies.

Selection Notes

Select this component when compact EMI filtering is required in space-constrained designs. The 1206 footprint allows for dense PCB layouts while maintaining adequate current handling capabilities. Consider the 300 mA rating for power lines and the 43 dB attenuation for high-frequency noise environments. Verify that the 25 VDC rating aligns with the circuit's maximum operating voltage.

Part Context

This part belongs to the Knowles Syfer EMI Filter series, specifically the E01/E07 type family. These components are engineered as surface-mount solutions for suppressing electromagnetic interference. The product line emphasizes reliability and consistent performance in demanding electronic applications, offering a specialized alternative to traditional discrete filter components.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Consult official manufacturer resources for potential equivalents or upgrades.