RN242-4-02

Overview

The Schaffner RN242-4-02 is a through-hole common mode choke from the RN series, designed for EMC suppression. It features an inductance of 6.8 mH and a rated current of 2 A. The component operates within a temperature range of -40°C to +100°C and utilizes PCB terminal connections.

Feature Summary

• Provides effective electromagnetic interference suppression for differential and common mode noise
• Supports vertical board mounting via through-hole technology
• Constructed with materials meeting UL 94V-0 flammability standards

Applications

• Power supply input filtering
• Battery charger circuits
• Portable device power stages

Procurement Notes

Verify the specific suffix against the manufacturer datasheet to confirm exact electrical ratings and physical dimensions. Ensure the ordering code matches the required inductance and current specifications for your design. Confirm package type and pin configuration compatibility with your PCB layout before finalizing procurement.

Selection Notes

Select this component when a 6.8 mH inductance at 2 A is required for EMI reduction. Consider the through-hole mounting style and operating temperature limits. Evaluate leakage current and DC resistance requirements against circuit constraints to ensure optimal performance in the target application environment.

Part Context

This part belongs to the Schaffner RN series of common mode chokes. These components are engineered for general-purpose EMC applications, offering reliable noise attenuation in compact form factors suitable for various electronic equipment requiring robust interference mitigation.

Replacement Considerations

RN242-2-02 is a related variant within the same series but differs in inductance (6.8 mH vs 3.3 mH) and current rating (2 A vs 4 A). Verify these parameters carefully before substitution.