103R-391F

Overview

The Delevan 103R-391F is an unshielded surface-mount RF inductor with a nominal inductance of 390 nH and a tolerance of 1%. 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 40 and a self-resonant frequency of 160 MHz. Its physical dimensions are 2.92 mm in length, 2.66 mm in width, and 2.41 mm in height.

Feature Summary

• Unshielded construction for minimal magnetic interference
• High precision 1% inductance tolerance
• Standard SMD/SMT termination style

Applications

• RF circuit design
• PCB mount applications

Procurement Notes

Verify the specific manufacturer datasheet to confirm RoHS compliance status and exact electrical tolerances before procurement. Ensure the ordering quantity aligns with the manufacturer's standard packaging requirements. Cross-reference the part number alias 103R-391F T500 if applicable to your supply chain documentation.

Selection Notes

Select this component when a precise 390 nH inductance is required with tight 1% tolerance. It is suitable for applications where a low DC resistance of 240 mOhms is necessary to minimize power loss. The 635 mA current rating defines its operational limits for DC bias conditions.

Part Context

This part belongs to the 103/R series of RF inductors manufactured by Delevan. It is categorized as a general-purpose fixed inductor designed for surface-mount technology. The series is characterized by unshielded designs intended for radio frequency applications.

Replacement Considerations

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