103R-221JS

Overview

The Delevan 103R-221JS is an unshielded surface-mount RF inductor with a nominal inductance of 220 nH and a tolerance of ±5%. It features a maximum DC resistance of 220 mΩ and supports a maximum DC current of 665 mA. The component exhibits a minimum Q factor of 25 and reaches a self-resonant frequency of 30 MHz. Its physical dimensions are 2.54 mm in length, 2.54 mm in width, and 1.91 mm in height.

Feature Summary

• Unshielded construction for specific RF circuit requirements
• Surface-mount technology (SMD) design for automated PCB assembly
• Standard terminal configuration for reliable soldering

Applications

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

Procurement Notes

Verify the exact datasheet version to confirm electrical parameters, as some sources list DCR at 160 mΩ while others specify 220 mΩ. Confirm RoHS compliance status and packaging details directly with the manufacturer or authorized distributor before finalizing procurement orders.

Selection Notes

Select this component when an unshielded SMD inductor with 220 nH inductance is required. Ensure the application can accommodate the specified 665 mA current limit and 220 mΩ resistance. Verify that the 30 MHz self-resonant frequency aligns with the target operating range.

Part Context

This part belongs to the 103/R series of fixed inductors manufactured by Delevan. It is designed for general-purpose RF applications requiring standard surface-mount mounting. The series offers various inductance values and tolerance options to suit different circuit designs.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.