NFM21HC222R1H3D

Overview

The Murata NFM21HC222R1H3D is a three-terminal feedthrough capacitor from the EMIFIL NFM21HC series. It features a capacitance of 2200 pF with a tolerance of ±20% and a DC voltage rating of 50V. The component supports a current rating of 1 A and has a maximum DC resistance of 300 mΩ. Designed for surface mount installation, it utilizes an 0805 (2012 Metric) package with dimensions of 2.00 mm length, 1.25 mm width, and 0.95 mm height. It operates within a temperature range of -55°C to +125°C and holds AEC-Q200 qualification.

Feature Summary

• Three-terminal architecture provides low inductance for effective high-frequency noise suppression
• AEC-Q200 qualified for automotive reliability standards
• High current handling capability suitable for power line filtering applications

Applications

• Automotive electronic circuit noise suppression
• Power supply input/output filtering
• High-speed digital signal line protection

Procurement Notes

Verify the complete part number including suffixes to ensure correct capacitance value and tolerance. Confirm that the 0805 footprint matches the design layout. Check for AEC-Q200 certification requirements if used in automotive contexts. Ensure thermal management aligns with the 125°C maximum operating temperature limit during operation.

Selection Notes

Select this component when low inductance and high current capacity are required for EMI suppression. The three-terminal design offers superior performance compared to standard two-terminal capacitors in high-frequency applications. Consider the 0805 size constraint for space-limited PCB designs requiring robust filtering capabilities.

Part Context

This component belongs to Murata's EMIFIL NFM21HC series, which specializes in three-terminal feedthrough capacitors. The series is engineered for automotive and industrial applications requiring reliable noise reduction. The HC variant typically denotes specific performance characteristics within the broader NFM21 family, focusing on high-current handling and compact form factors.

Replacement Considerations

Direct substitutes include other Murata NFM21HC series parts with identical electrical specifications. Cross-brand replacements require matching capacitance, voltage rating, current handling, and package dimensions. Verify terminal configuration and inductance values to ensure equivalent filtering performance.