LF2115NP-392

Common Mode Chokes Overview

The LF2115NP-392 is a through-hole common mode choke manufactured by Sumida America Components Inc. It features an inductance of 3.9 mH at a test frequency of 1 kHz and supports a maximum current of 1 A. The component exhibits a maximum DC resistance of 410 mOhms. Designed for AC line applications, it operates within a temperature range of -40°C to +100°C. The device utilizes a two-line configuration suitable for power supply filtering.

Common Mode Chokes Feature Summary

• Provides common mode noise suppression for AC lines
• Through-hole mounting construction for PCB integration
• Ferrite core design for effective high-frequency attenuation

Common Mode Chokes Applications

• AC power input filtering
• Switching power supply EMI reduction
• Line noise suppression in electronic equipment

Common Mode Chokes Procurement Notes

Verify the specific package dimensions and lead form against official mechanical drawings before PCB layout finalization. Confirm that the 1 A current rating aligns with the application's peak load requirements. Ensure the operating temperature range meets the environmental conditions of the end product. Cross-reference the datasheet version to confirm compliance standards.

Common Mode Chokes Selection Notes

Select this component when through-hole assembly is required for robust mechanical stability in AC line applications. The 3.9 mH value offers significant impedance for common mode noise above standard switching frequencies. Consider the physical size constraints relative to other SMD alternatives if space is limited. Evaluate the thermal performance under continuous load conditions.

Common Mode Chokes Part Context

This part belongs to the LF2115NP series of common mode chokes from Sumida. The series includes variants with different inductance values such as LF2115NP-333. These components are designed for general-purpose EMI filtering in AC power circuits. The NP suffix typically denotes specific core material or construction characteristics within the manufacturer's lineup.

Common Mode Chokes Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.