103R-391GS

Overview

The Delevan 103R-391GS is an unshielded surface-mount RF inductor with a nominal inductance of 390 nH and a tolerance of 2%. It features a maximum DC resistance of 240 mOhms and supports a maximum DC current of 635 mA. The component has a minimum Q factor of 22 and a self-resonant frequency of 280 MHz. Its physical dimensions are 2.54 mm in length, 2.54 mm in width, and 1.91 mm in height.

Feature Summary

• Unshielded construction for minimal magnetic interference
• Designed for high-frequency RF circuit applications
• Surface-mount technology compatible for PCB integration

Applications

• RF signal processing circuits
• Impedance matching networks
• Filtering components in radio frequency systems

Procurement Notes

Verify the specific suffix GS against official manufacturer documentation to confirm exact electrical tolerances and packaging specifications. Ensure compatibility with standard SMT assembly processes and check for RoHS compliance status in the latest datasheet before procurement.

Selection Notes

Select this component when an unshielded RF inductor with 390 nH inductance is required. Consider the 2% tolerance and 635 mA current rating against circuit demands. Verify that the 280 MHz self-resonant frequency aligns with the target operating range.

Part Context

This part belongs to the 103/R series of fixed RF inductors manufactured by Delevan. These components are designed for general-purpose RF applications requiring stable inductance values in a compact surface-mount package.

Replacement Considerations

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