103R-680MS

Overview

The Delevan 103R-680MS is an unshielded surface-mount RF inductor with a nominal inductance of 68 nH and a tolerance of ±20%. It features a maximum DC resistance of 0.195 ohms and supports a maximum DC current of 705 mA. The component has a minimum Q factor of 36 and a self-resonant frequency of 1 GHz. 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 minimal magnetic interference
• High self-resonant frequency suitable for RF applications
• Standard SMD terminal configuration for PCB mounting

Applications

• RF circuit design
• Surface mount technology assembly

Procurement Notes

Verify the specific suffix MS against official Delevan documentation to confirm package type and reel specifications. Ensure compatibility with standard SMT reflow processes. Confirm RoHS compliance status through the manufacturer's latest certification documents before integration into production lines.

Selection Notes

Select this component when a compact, unshielded RF inductor with low DC resistance is required. The 68 nH value and high self-resonant frequency make it suitable for high-frequency signal processing. Verify that the 705 mA current rating meets the circuit's operational requirements.

Part Context

This part belongs to the 103/R series of fixed RF inductors manufactured by Delevan. The series offers various inductance values optimized for radio frequency applications. The 103R-680MS specifically provides a balance of low resistance and high-frequency performance within a small footprint.

Replacement Considerations

Consult official Delevan substitution guides for verified equivalents. Cross-reference electrical parameters such as inductance, tolerance, and self-resonant frequency to ensure functional compatibility.