105R-471F

Overview

The Delevan 105R-471F is a surface-mount RF inductor with a nominal inductance of 470 nH and a tolerance of ±1%. It features a maximum DC resistance of 310 mΩ and a rated current of 555 mA. The component exhibits a minimum Q factor of 35 at its nominal inductance and has a self-resonant frequency of 178 MHz. Designed for PCB mounting, it operates within a temperature range of -55 °C to +125 °C.

Feature Summary

• Surface-mount construction for automated PCB assembly
• Shielded design to minimize electromagnetic interference
• High precision tolerance for stable RF circuit performance

Applications

• RF signal processing circuits
• Impedance matching networks
• Filtering applications in radio frequency systems

Procurement Notes

Verify the manufacturer designation API Delevan against official documentation. Confirm RoHS compliance status as specifications may vary by production batch. Ensure the lead-free finish matches the target assembly process requirements before finalizing procurement orders.

Selection Notes

Select this component when precise inductance control is critical for RF tuning. The low DC resistance supports efficient power handling in sensitive signal paths. Verify that the 178 MHz self-resonant frequency aligns with the operational bandwidth of the specific application circuit.

Part Context

This part belongs to the 105R series of fixed RF inductors manufactured by API Delevan. The series provides shielded chip inductors designed for high-frequency applications. The 105R form factor offers a compact footprint suitable for dense electronic layouts requiring reliable RF performance.

Replacement Considerations

Cross-reference with other 105R series variants such as 105R-471J or 105R-471G if tolerance adjustments are acceptable. Verify physical dimensions and terminal compatibility before substituting with components from different manufacturers.