RN142-1-02-33M

Overview

The Schaffner RN142-1-02-33M is a through-hole common mode choke from the RN series, designed for electromagnetic interference suppression. It features an inductance of 33 mH and supports a maximum DC current of 1 A. The component exhibits a maximum DC resistance of 810 mOhms and operates within a temperature range of -40°C to +100°C. Measuring 33.10 mm x 32.50 mm x 20.00 mm, it utilizes a horizontal package with four pins.

Feature Summary

• Provides common mode noise attenuation for differential signal lines
• Utilizes ferrite core construction for effective high-frequency impedance
• Designed for robust through-hole PCB mounting applications

Applications

• Power supply input filtering
• Data line noise suppression
• General EMC compliance circuits

Procurement Notes

Verify the manufacturer part number RN142-1-02-33M against official Schaffner documentation to confirm specifications. Ensure compatibility with required current ratings and physical footprint dimensions before integration into the design.

Selection Notes

Select this component when a 33 mH inductance value is required for common mode noise reduction. Confirm that the 1 A current rating meets the circuit's operational demands and that the through-hole form factor aligns with the PCB layout constraints.

Part Context

This component belongs to the Schaffner RN series of common mode chokes. These components are engineered for electromagnetic compatibility (EMC) applications, offering reliable performance in suppressing conducted emissions across various electronic systems.

Replacement Considerations

RN142-1.4-02-27M is listed as a related variant within the same product family.