NFM31KC223R2A3L

Overview

The NFM31KC223R2A3L is a three-terminal feedthrough capacitor from the Murata EMIFIL NFM31 series. It features a capacitance of 0.022 µF with a rated voltage of 100 V DC. The component exhibits a maximum DC resistance of 1.5 mΩ and supports a continuous current of 10 A. It operates within a temperature range of -55°C to 105°C. The device utilizes a 1206 surface-mount package, providing low equivalent series inductance for effective electromagnetic interference filtering.

Feature Summary

• Three-terminal feedthrough architecture reduces equivalent series inductance compared to conventional two-terminal capacitors
• High current handling capability suitable for power line applications
• Low DC resistance minimizes insertion loss in signal paths

Applications

• Electromagnetic interference filtering in consumer electronics
• Noise suppression in industrial equipment power lines
• Signal integrity enhancement in high-speed digital circuits

Procurement Notes

Verify the specific suffix against official Murata documentation to confirm exact electrical tolerances and termination specifications. Ensure compatibility with existing PCB footprint dimensions and thermal management requirements. Confirm RoHS compliance status through the manufacturer's latest datasheet before finalizing procurement orders.

Selection Notes

Select this component when low inductance is critical for high-frequency noise attenuation. Compare the 10 A current rating against circuit load requirements. Evaluate the 1.5 mΩ DCR impact on overall system efficiency. Consider the 1206 package size relative to available board space constraints during the design phase.

Part Context

This part belongs to the NFM31 series of multilayer ceramic feedthrough capacitors designed for EMI suppression. The series targets applications requiring superior high-frequency performance over standard MLCCs. Murata Electronics manufactures these components to meet stringent electromagnetic compatibility standards for modern electronic devices.

Replacement Considerations

Cross-reference with NFM41CC223R2A3L for similar capacitance but different physical dimensions. Verify that substitute parts maintain equivalent current ratings and inductance characteristics to ensure circuit performance consistency.