CM6149R-684

Overview

The Delevan CM6149R-684 is a surface-mount common mode choke designed for PCB integration. It provides an inductance of 680 µH with a tolerance of 25% and a maximum DC resistance of 0.17 ohms. The component features a low-profile unshielded construction measuring 0.285 inches by 0.285 inches in footprint and 0.2 inches in height. It supports operating temperatures from -55°C to +105°C and complies with RoHS3 standards.

Feature Summary

• Surface-mount design for automated PCB assembly
• Unshielded magnetic structure for compact form factor
• Wide operational temperature range for diverse environments

Applications

• Signal line noise suppression
• Common mode interference filtering
• High-density circuit board layouts

Procurement Notes

Verify the specific manufacturer datasheet for precise electrical tolerances and thermal characteristics before finalizing designs. Confirm package dimensions match the target PCB footprint. Ensure compliance with project-specific environmental regulations such as RoHS3. Check current availability status directly with authorized distributors or the manufacturer, as supply levels fluctuate.

Selection Notes

Select this component when high inductance values are required in a minimal surface-mount profile. The unshielded design suits applications where physical shielding is unnecessary or managed externally. Verify that the 0.17 ohm DC resistance aligns with the power budget of the protected circuit lines.

Part Context

This part belongs to the CM6149R series of common mode chokes manufactured by Delevan. The series offers various inductance options within a standardized low-profile SMD package. These components are categorized under passive electronic filters used for electromagnetic interference mitigation in modern electronics.

Replacement Considerations

Publicly confirmed substitute part numbers for the CM6149R-684 were not identified in the provided documentation.