105R-682F

Overview

The Delevan 105R-682F is a fixed surface-mount RF inductor designed for radio frequency applications. It features an unshielded wirewound construction with a ferrite core, housed in a nonstandard two-lead package measuring 2.54 mm by 2.54 mm and 1.91 mm in height. The component provides an inductance of 6.8 µH with a tolerance of ±2%. It supports a maximum DC current of 160 mA and has a maximum DC resistance of 3.8 Ohms. The unit exhibits a minimum Q factor of 30 and a self-resonant frequency of 42 MHz, operating within a temperature range of -55°C to +125°C.

Feature Summary

• Unshielded wirewound design utilizing a ferrite core for stable RF performance
• Compact nonstandard footprint suitable for dense PCB layouts
• High precision inductance tolerance for accurate circuit tuning

Applications

• RF choke circuits
• Radio frequency signal filtering
• Impedance matching networks

Procurement Notes

Verify the specific ordering suffix and lead time requirements directly with authorized distributors or the manufacturer prior to procurement. Confirm that the component meets all necessary RoHS compliance standards for your region. Ensure that the storage and handling procedures align with the manufacturer's guidelines for surface-mount components to maintain electrical integrity during assembly.

Selection Notes

Select this component when a precise 6.8 µH inductance with tight ±2% tolerance is required for RF applications. Consider the 160 mA current rating and 3.8 Ohm resistance limits to ensure compatibility with the target circuit's power constraints. Evaluate the unshielded nature of the device against potential electromagnetic interference concerns in the final assembly environment.

Part Context

This part belongs to the 105/R series of fixed inductors from Delevan. It is categorized under RF Inductors - SMD within the broader class of Inductors, Chokes & Coils. The product utilizes a standard two-lead termination style for PCB mounting, distinguishing it from multi-terminal surface mount variants found in other series.

Replacement Considerations

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