CM9900R-125

Common Mode Chokes Overview

The Delevan CM9900R-125 is a through-hole common mode choke designed for PCB mounting. It features a ferrite core and radial termination style with an unshielded construction. The component provides an inductance of 1200 uH at a test frequency of 1 kHz, with a tolerance of +/- 25%. It supports a maximum DC current of 880 mA and has a maximum DC resistance of 219 mohms. The unit operates within a temperature range of -55°C to +125°C and measures 18.8 mm in length, 21.3 mm in width, and 17 mm in height.

Common Mode Chokes Feature Summary

• Radial leaded through-hole construction for direct PCB integration
• Ferrite core design optimized for common mode noise suppression
• Unshielded configuration suitable for standard electromagnetic interference filtering

Common Mode Chokes Applications

• Power supply input filtering
• Signal line noise reduction
• Electromagnetic interference suppression in electronic circuits

Common Mode Chokes Procurement Notes

Verify the specific part number CM9900R-125 against official manufacturer documentation to confirm electrical parameters and physical dimensions. Ensure compatibility with existing PCB footprints and thermal requirements. Confirm RoHS compliance status and packaging details directly with authorized distributors or the manufacturer before finalizing procurement decisions.

Common Mode Chokes Selection Notes

Select this component when a 1200 uH inductance value is required for common mode applications. Consider the 880 mA current rating and 219 mohms resistance for circuit design constraints. Verify that the radial through-hole package fits the assembly process and that the operating temperature range meets environmental specifications.

Common Mode Chokes Part Context

This component belongs to the CM9900R series of common mode chokes manufactured by Delevan. The series offers various inductance values tailored for different filtering needs while maintaining consistent physical dimensions and mounting styles. These components are categorized under inductors, chokes, and coils within electronic component classifications.

Common Mode Chokes Replacement Considerations

Consult official manufacturer substitution guides for verified alternative part numbers. Cross-reference electrical specifications such as inductance, current rating, and resistance to ensure functional equivalence. Physical footprint compatibility must be confirmed before implementing any substitute components.