CMF3-1004SM

Common Mode Chokes Overview

The CMF3-1004SM is a surface mount common mode transformer choke manufactured by Gowanda Electronics. It features an inductance of 1,000 µH (1 mH) measured at 1 kHz and supports a maximum current rating of 4 A. The component exhibits a low DC resistance of 45 mΩ. Designed for horizontal mounting, it utilizes a four-pad package configuration suitable for automated assembly processes.

Common Mode Chokes Feature Summary

• Provides effective common mode noise suppression for differential signal lines
• Engineered for high reliability in demanding electronic environments
• Utilizes a surface mount footprint to facilitate compact circuit board integration

Common Mode Chokes Applications

• High-speed data interface filtering
• Power supply input/output noise reduction
• Telecommunications equipment signal integrity enhancement

Common Mode Chokes Procurement Notes

Verify the specific suffix designation against official Gowanda documentation to confirm lead-free status and terminal plating specifications. Ensure the selected variant matches the required inductance tolerance and current handling capabilities for the target application environment. Cross-reference the package dimensions with the mechanical drawing to confirm compatibility with the intended PCB layout and soldering profile requirements.

Common Mode Chokes Selection Notes

Select this component when a 1,000 µH common mode choke is required for applications handling up to 4 A. Evaluate the 45 mΩ DC resistance impact on power efficiency within the circuit design. Confirm that the horizontal surface mount package aligns with the available board space and manufacturing constraints compared to alternative vertical or through-hole configurations.

Common Mode Chokes Part Context

This part belongs to the CMF3 series of common mode transformers from Gowanda Electronics. The series offers various inductance values and current ratings tailored for different shielding and performance needs. Gowanda specializes in custom and standard magnetic components for aerospace, defense, and industrial sectors, ensuring compliance with rigorous quality standards such as ISO 9001 and AS9100.

Common Mode Chokes Replacement Considerations

Consult Gowanda official documentation for direct cross-references. Verify equivalent inductance, current rating, and physical dimensions before substituting with generic alternatives.