CMF23V-683900-B

Common Mode Chokes Overview

The Triad Magnetics CMF23V-683900-B is a common mode frame choke designed for vertical through-hole mounting. It features an inductance of 68 mH with a tolerance of +30%/-50% at 1 kHz. The component supports a maximum DC current of 0.9 A and has a maximum DC resistance of 1.21 Ohms. Operating within a temperature range of -40°C to +105°C, it measures 29 mm in length, 15.5 mm in width, and 27 mm in height. The unit weighs approximately 17 grams and utilizes radial leads with a diameter of 0.7 mm.

Common Mode Chokes Feature Summary

• Dual-function common mode filtering capability
• Vertical mount radial lead configuration
• High thermal stability up to 105°C

Common Mode Chokes Applications

• Electromagnetic interference suppression in industrial control systems
• Power supply input filtering
• Signal line noise reduction in electronic equipment

Common Mode Chokes Procurement Notes

Verify the specific suffix designation during procurement, as it indicates bulk packaging rather than tape-and-reel or tray formats. Confirm that the inductance tolerance aligns with circuit requirements due to the asymmetric +/-30%/-50% specification. Ensure the physical dimensions fit the designated vertical mounting footprint on the printed circuit board. Cross-reference the datasheet for exact lead spacing and terminal compatibility before finalizing orders.

Common Mode Chokes Selection Notes

Select this component when a high-inductance value near 68 mH is required for common mode noise attenuation. The 0.9 A current rating suits applications with moderate power levels where space constraints favor vertical mounting. Consider the wide operating temperature range for environments subject to thermal fluctuations. Verify that the radial lead style matches the assembly process and PCB hole layout specifications.

Common Mode Chokes Part Context

This part belongs to the Triad Magnetics CMF series, which offers a range of common mode chokes with varying inductance and current ratings. The series is characterized by frame choke construction suitable for robust industrial applications. The CMF23V-683900-B represents a specific point in this lineup, providing higher inductance compared to lower-value variants in the same family.

Common Mode Chokes Replacement Considerations

Direct substitutes include other Triad Magnetics CMF series parts with similar electrical characteristics, such as the CMF23V-104700-B, provided the inductance and current ratings meet the design needs. Verify mechanical compatibility and pinout alignment when considering alternative manufacturers' components.