4426R-9NC

Fixed Inductors Overview

The Delevan 4426R-9NC is an unshielded, wirewound RF inductor designed for surface-mount applications. It features a nominal inductance of 35.5 nH with a tolerance of ±5%. The component supports a maximum DC current of 3 A and exhibits a minimum DC resistance of 30 mOhms. It operates within a temperature range of -55°C to +125°C, achieving a minimum Q factor of 112 at 150 MHz and a self-resonant frequency of 1.8 GHz. The physical dimensions are 6.86 mm in length, 3.05 mm in width, and 3.18 mm in height.

Fixed Inductors Feature Summary

• Utilizes an air core construction to minimize magnetic losses in high-frequency circuits.
• Provides stable inductance performance suitable for demanding RF signal paths.
• Features standard terminations compatible with automated PCB assembly processes.

Fixed Inductors Applications

• RF circuit design
• High-frequency signal processing
• Wireless communication modules

Fixed Inductors Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact electrical tolerances and packaging configurations. Ensure that the selected variant matches the required inductance value and current rating for the target application. Cross-reference the part number with authorized distributors to validate authenticity and compliance with environmental standards such as RoHS before finalizing procurement decisions.

Fixed Inductors Selection Notes

Select this component when an unshielded air-core inductor is required for frequencies up to 1.8 GHz. Consider the 3 A current rating and low DC resistance for power handling capabilities. Evaluate the 1812 package size constraints against available PCB real estate. Confirm that the ±5% tolerance aligns with the circuit's precision requirements for impedance matching or filtering tasks.

Fixed Inductors Part Context

This component belongs to the Delevan 4426/R series of fixed RF inductors. The series offers various inductance values tailored for different radio frequency applications. The 4426R-9NC specifically addresses needs for moderate inductance with high current capacity in compact surface-mount formats.

Fixed Inductors Replacement Considerations

Public confirmed substitute part numbers: 744914135 (Würth Elektronik).