103R-331FS

Overview

The Delevan 103R-331FS is a surface-mount RF inductor with a nominal inductance of 330 nH and a tolerance of ±1%. It features a maximum DC resistance of 0.235 Ω and supports a maximum DC current of 645 mA. The component utilizes a ferrite core and operates within a temperature range of -55 °C to +125 °C. 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 ensuring stable inductance characteristics
• Standard two-terminal SMD/SMT termination for PCB mounting

Applications

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

Procurement Notes

Verify RoHS compliance status as documentation indicates non-compliance. Confirm lead content and specific ordering suffixes required by the manufacturer. Ensure the selected variant matches the exact electrical parameters needed for the target RF application before finalizing procurement.

Selection Notes

Select this component when a low-inductance value of 330 nH with high precision (±1%) is required. Consider the 645 mA current rating and 0.235 Ω resistance for power handling limits. The unshielded design may require layout considerations to minimize electromagnetic interference in dense circuits.

Part Context

This part belongs to the 103R series of fixed inductors manufactured by API Delevan. It is designed for surface mount technology and serves as a passive component in electronic assemblies requiring specific RF frequency response characteristics.

Replacement Considerations

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