103R-820JS

Overview

The Delevan 103R-820JS is an unshielded surface-mount RF inductor from the 103/R series. It features a ferrite core and wirewound construction with standard SMD/SMT terminations. The component provides an inductance of 82 nH with a tolerance of ±5%. It has a maximum DC resistance of 212 mOhms and supports a maximum DC current of 675 mA. Key electrical characteristics include a minimum Q factor of 45 and a self-resonant frequency of 1.335 GHz, tested at 25 MHz.

Feature Summary

• Unshielded wirewound design for minimal magnetic interference
• High-Q performance suitable for RF signal integrity
• Compact 1008 (2520 metric) footprint for dense PCB layouts

Applications

• RF circuit filtering
• Impedance matching networks
• General-purpose RF applications

Procurement Notes

Verify the manufacturer designation carefully, as API Delevan components are often listed under API Delevan or similar variations. Confirm RoHS compliance status through official documentation before integration. Ensure the ordering suffix matches the required packaging format, such as reel quantities, to align with automated assembly processes.

Selection Notes

Select this component when a compact, unshielded inductor with high self-resonant frequency is required. The 1008 package size offers a balance between current handling and board space efficiency. Consider the 675 mA current rating against the specific circuit load requirements to ensure reliable operation without saturation.

Part Context

This part belongs to the 103/R series of surface-mount RF inductors manufactured by Delevan. These components utilize ferrite cores and are designed for high-frequency applications where low parasitic effects are critical. The series provides various inductance values within a standardized footprint family.