103R-221HS

Overview

The Delevan 103R-221HS is an unshielded surface-mount RF inductor with a nominal inductance of 220 nH and a tolerance of ±3%. It features a maximum DC resistance of 220 mΩ and supports a maximum DC current of 665 mA. The component has a minimum Q factor of 34 and a self-resonant frequency of 300 MHz. Its physical dimensions are 2.54 mm in length, 2.54 mm in width, and 1.27 mm in height.

Feature Summary

• Unshielded construction for minimal magnetic interference
• Standard SMD/SMT termination style for PCB mounting
• Designed specifically for radio frequency applications

Applications

• RF circuit design
• PCB mount implementations
• Surface mount technology assembly

Procurement Notes

Verify the specific manufacturer part number against official datasheets to confirm electrical parameters such as inductance, tolerance, and current ratings. Ensure compatibility with standard SMD/SMT mounting processes and check for RoHS compliance status through authorized documentation before procurement.

Selection Notes

Select this component based on its 220 nH inductance value and 665 mA current handling capability. Consider the 2.54 x 2.54 mm footprint and 1.27 mm height for board space constraints. Verify that the unshielded design aligns with the electromagnetic interference requirements of the target RF application.

Part Context

This component belongs to the 103/R series of fixed inductors manufactured by API Delevan Inc. It is categorized under RF Inductors - SMD within the broader class of Inductors, Chokes & Coils. The product is designed for high-frequency signal processing tasks requiring precise inductance values.

Replacement Considerations

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