103R-331HS

Overview

The Delevan 103R-331HS is a surface-mount RF inductor with a nominal inductance of 330 nH and a tolerance of ±3%. It features a maximum DC resistance of 0.235 ohms and a rated DC current of 645 mA. The component operates within a temperature range of -55°C to +125°C, has a Q factor of at least 45, and an self-resonant frequency of 1.335 GHz. Its physical dimensions are 2.54 mm in length, 2.54 mm in width, and 1.91 mm in height.

Feature Summary

• Unshielded chip construction for general-purpose RF applications
• Ferrite core material providing stable inductance characteristics
• Standard SMD/SMT termination style for PCB mounting

Applications

• RF circuit filtering
• Impedance matching networks
• General purpose RF signal processing

Procurement Notes

Verify the specific suffix 'HS' against the manufacturer's official datasheet to confirm compliance details and terminal finish specifications. Ensure the ordering quantity aligns with the manufacturer's standard reel packaging requirements. Confirm RoHS status directly from the latest product documentation before procurement.

Selection Notes

Select this component when an unshielded RF inductor with 330 nH inductance is required. Consider the 645 mA current rating and 0.235 ohm DCR for power handling needs. Verify that the 1010 package size fits the available PCB real estate and that the unshielded design does not interfere with nearby sensitive components.

Part Context

This part belongs to the Delevan 103/R series of fixed RF inductors. These components are designed for high-frequency applications requiring reliable performance in compact surface-mount configurations. The series offers various inductance values and tolerances to suit different RF circuit requirements.

Replacement Considerations

Publicly confirmed substitute part numbers for this specific model were not identified in the provided source data.