103R-471J

Overview

The Delevan 103R-471J is an unshielded surface-mount RF inductor with a nominal inductance of 470 nH and a tolerance of 5%. It features a maximum DC resistance of 260 mOhms and supports a maximum DC current of 610 mA. The component has a minimum Q factor of 22 and a self-resonant frequency of 215 MHz. Its physical dimensions are 2.54 mm in length, 2.54 mm in width, and 1.91 mm in height.

Feature Summary

• Unshielded chip design for radio frequency applications
• Ferrite core construction for stable inductance
• Standard SMD/SMT termination style

Applications

• RF circuit filtering
• Impedance matching networks
• Oscillator circuits

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact electrical tolerances and packaging configurations. Ensure compatibility with standard SMD reflow processes and check for RoHS compliance status prior to integration into production assemblies.

Selection Notes

Select this component when an unshielded inductor is required for RF signal paths where magnetic coupling with adjacent components is not a constraint. Evaluate the 215 MHz self-resonant frequency to ensure it aligns with the target operating frequency range for optimal performance.

Part Context

This part belongs to the 103/R series of fixed inductors manufactured by Delevan. It is categorized under RF Inductors - SMD within the broader class of passive electronic components used in high-frequency circuit design.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.