SNCMC-127-022

Overview

The SNCMC-127-022 is a common mode filter choke manufactured by Bel Signal Transformer. It features a single-channel design with an inductance of 4.3 mH and a maximum DC current rating of 19.4 A. The component exhibits an impedance of 1.03 kOhms at 100 kHz and operates within a temperature range of -25°C to +130°C. It utilizes vertical through-hole mounting and has physical dimensions of 37 mm length, 25 mm width, and 35 mm height.

Feature Summary

• Utilizes nanocrystalline core technology for effective electromagnetic interference suppression
• Designed for vertical through-hole PCB integration
• Provides high current handling capability for power line filtering

Applications

• Electromagnetic interference (EMI) suppression in power supplies
• Common mode noise filtering in AC/DC conversion circuits
• Signal integrity protection in industrial electronic equipment

Procurement Notes

Verify the manufacturer part number against official Bel Signal Transformer documentation to ensure authenticity. Confirm that the specific order matches the SNCMC-127-022 designation, as variations exist within the series. Check for RoHS compliance status in the latest datasheet before finalizing procurement decisions.

Selection Notes

Select this component when high current capacity and low impedance are required for common mode noise reduction. Ensure the application environment stays within the specified operating temperature limits. Verify that the through-hole footprint and vertical mounting style align with the target PCB layout constraints.

Part Context

This component belongs to the SNCMC series of common mode chokes from Bel Signal Transformer. The series offers various inductance and current ratings tailored for different power filtering requirements. The SNCMC-127-022 specifically targets applications demanding robust noise suppression with significant current throughput capabilities.

Replacement Considerations

Consult official substitution guides or contact the manufacturer directly for verified alternative part numbers. Do not assume cross-compatibility with other series without confirming electrical parameters and mechanical fit.