103R-821HS

Overview

The Delevan 103R-821HS is an unshielded surface-mount RF inductor with a nominal inductance of 820 nH and a tolerance of ±3%. It features a maximum DC current rating of 430 mA and a maximum DC resistance of 530 mOhms. The component has a minimum Q factor of 22 and a self-resonant frequency of 160 MHz. Its physical dimensions are 2.54 mm in length, 2.54 mm in width, and 1.91 mm in height. The device utilizes standard terminals for PCB mounting.

Feature Summary

• Unshielded construction suitable for RF applications
• Surface-mount technology (SMD) design for automated assembly
• Standard terminal configuration for PCB integration

Applications

• RF circuit filtering
• Impedance matching networks
• General radio frequency signal processing

Procurement Notes

Verify the exact part number suffix against official manufacturer documentation to confirm specific manufacturing revisions or packaging variations. Ensure that the requested component matches the unshielded specification and electrical parameters listed in the datasheet. Confirm RoHS compliance status through the latest official product environmental reports before finalizing procurement orders.

Selection Notes

Select this component when an unshielded RF inductor with 820 nH inductance is required. Consider the 430 mA current limit and 530 mOhm resistance for power handling requirements. Evaluate the 160 MHz self-resonant frequency to ensure suitability for the target operating range. Compare physical footprint constraints against available PCB space.

Part Context

This component belongs to the Delevan 103/R series of RF inductors. It is designed for surface-mount applications in radio frequency circuits. The series offers various inductance values with consistent physical footprints for design flexibility.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data.