SCF-03-650H

Common Mode Chokes Overview

The KEMET SCF-03-650H is a through-hole common mode choke featuring a nanocrystalline metal core. It provides an inductance of 6.5 mH with a maximum DC resistance of 70 milliohms and a rated current of 3 A. The component operates within a temperature range of -25°C to +120°C, offering ultra-high permeability for effective EMI suppression in power line applications.

Common Mode Chokes Feature Summary

• Utilizes a nanocrystalline metal core for superior magnetic performance
• Delivers ultra-high inductance and permeability characteristics
• Designed as a through-hole component for robust PCB mounting

Common Mode Chokes Applications

• Common mode filtering in consumer electronics
• EMI suppression in AC line filters
• Power supply input stages

Common Mode Chokes Procurement Notes

Verify the specific suffix against the manufacturer's official datasheet to confirm exact electrical tolerances and packaging details. Ensure the nanocrystalline core specification matches the design requirements for high-frequency noise attenuation. Confirm thermal ratings align with the intended operating environment limits before finalizing procurement.

Common Mode Chokes Selection Notes

Select this component when high inductance values are required in a compact through-hole form factor. The nanocrystalline core offers advantages over traditional ferrite cores in terms of permeability. Evaluate the 3 A current rating against the circuit's peak load to ensure adequate headroom and thermal stability during continuous operation.

Common Mode Chokes Part Context

This part belongs to the KEMET SCF series, which includes three-phase coils and toroidal designs. The series is characterized by the use of nanocrystalline metal cores to achieve high inductance density. These components are engineered for efficient electromagnetic interference reduction in various power conversion and electronic systems.

Common Mode Chokes Replacement Considerations

Cross-reference with SCF-03-650 variants for potential pin-compatible alternatives. Verify that substitute parts maintain the 6.5 mH inductance and 3 A current handling capabilities. Ensure the replacement also utilizes a nanocrystalline core if high permeability is critical for the application.