103-821GS

Overview

The Delevan 103-821GS is an unshielded surface-mount RF inductor with a nominal inductance of 820 nH and a tolerance of ±2%. It features a maximum DC resistance of 530 mΩ and a rated current of 430 mA. The component has a self-resonant frequency of 160 MHz and a minimum Q factor of 22. 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 precision inductance tolerance of ±2%
• Compact surface-mount footprint suitable for dense PCB layouts

Applications

• RF signal processing circuits
• Impedance matching networks
• Filter circuit design

Procurement Notes

Verify the specific suffix designation to confirm exact electrical tolerances and packaging configuration. Ensure compatibility with standard SMT reflow processes and check for RoHS compliance status prior to integration into final assemblies.

Selection Notes

Select this component for applications requiring precise inductance values in high-frequency environments. Consider the low DC resistance for efficiency and the unshielded nature for applications where magnetic coupling must be managed externally.

Part Context

This part belongs to the 103 series of fixed inductors from Delevan, designed specifically for radio frequency applications. The series offers various inductance values with tight tolerances to support stable performance in sensitive RF circuits.

Replacement Considerations

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