RN114-3-02-2M0

Overview

The Schaffner RN114-3-02-2M0 is a common mode filter choke from the RN series, designed for through-hole PCB mounting. It features an inductance of 2 mH at a test frequency of 10 kHz and supports a maximum DC current of 3 A. The component has a maximum DC resistance of 70 mΩ and operates within a temperature range of -40°C to +100°C. Its physical dimensions are 32.5 mm x 33.1 mm x 19.7 mm, utilizing a horizontal configuration with four pins.

Feature Summary

• Provides common mode noise suppression for differential line applications
• Utilizes ferrite core material for effective electromagnetic interference filtering
• Designed for robust through-hole printed circuit board integration

Applications

• AC/DC power supply input stages
• Industrial control system power interfaces
• Consumer electronics power entry modules

Procurement Notes

Verify the specific part number RN114-3-02-2M0 against official Schaffner or TE Connectivity documentation to confirm current availability and manufacturing status. Ensure that the required inductance tolerance and thermal ratings align with the target application's operational constraints before finalizing procurement orders.

Selection Notes

Select this component when a 2 mH inductance value is required for common mode noise reduction in single-phase AC lines carrying up to 3 A. Consider the horizontal package profile and through-hole termination style for compatibility with existing PCB layouts and assembly processes.

Part Context

This component belongs to the RN series of common mode chokes manufactured by Schaffner EMC Inc., now part of TE Connectivity. The series is engineered for general-purpose EMI filtering in power supply circuits, offering reliable performance across standard industrial and commercial electronic equipment applications.

Replacement Considerations

Consult official manufacturer substitution lists for verified alternatives. Cross-reference technical specifications such as inductance, current rating, and physical dimensions to ensure functional equivalence if sourcing from different suppliers.