CMS1-9-R

Common Mode Chokes Overview

The CMS1-9-R is a surface-mount common mode choke from Eaton Electronics, designed for two-line applications. It features an inductance of 62 µH measured at 100 kHz and supports a maximum current rating of 1.9 A. The component exhibits a typical DC resistance (DCR) of 35 mΩ. It operates within a temperature range of -40°C to 160°C. The device utilizes a compact surface-mount package suitable for automated PCB assembly processes.

Common Mode Chokes Feature Summary

• Provides common mode noise suppression for dual-line circuits
• Engineered for high-temperature operation up to 160°C
• Utilizes surface-mount technology for efficient board integration

Common Mode Chokes Applications

• Common mode noise filtering in electronic circuits
• Signal integrity protection in data lines
• Power supply input filtering

Common Mode Chokes Procurement Notes

Verify the specific manufacturer datasheet for the CMS1-9-R to confirm final electrical tolerances and mechanical dimensions before integration. Ensure that the selected surface-mount footprint matches the design requirements. Confirm that the operating environment remains within the specified -40°C to 160°C thermal limits to maintain component reliability and performance standards.

Common Mode Chokes Selection Notes

Select this component when a surface-mount solution is required for two-line common mode noise reduction. The 1.9 A current rating and 62 µH inductance at 100 kHz define its filtering capability. Consider the 35 mΩ DCR for power loss calculations. The wide temperature range makes it suitable for demanding environments where standard components might fail.

Common Mode Chokes Part Context

This part belongs to the CMS series of common mode inductors manufactured by Eaton Electronics. These components are specifically engineered for surface-mount applications, offering a compact form factor compared to through-hole alternatives. The series is designed to address electromagnetic interference issues in modern electronic devices requiring space-efficient filtering solutions.

Common Mode Chokes Replacement Considerations

No publicly confirmed substitute part numbers are available for the CMS1-9-R in the provided documentation. Engineers should consult official Eaton resources or distributor databases for potential cross-references if this specific model becomes unavailable.