108R-273K

Overview

The Delevan 108R-273K is a surface-mount power inductor with an inductance of 27 µH and a tolerance of ±10%. It features a maximum DC resistance of 8 Ohms and a rated current of 55 mA. The component utilizes a ferrite core and is housed in a non-standard SMD package measuring approximately 2.5 mm by 2.5 mm. Designed for PCB mounting, it operates within a temperature range of -55°C to +125°C.

Feature Summary

• Surface-mount construction for automated PCB assembly
• Ferrite core design for stable inductance characteristics
• Wide operating temperature range suitable for industrial environments

Applications

• Power supply filtering circuits
• DC-DC converter input/output stages
• Signal conditioning in electronic modules

Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm lead times with suppliers as availability may be limited. Ensure storage conditions comply with moisture sensitivity levels specified in the datasheet to prevent degradation before soldering.

Selection Notes

Select this component when a compact 27 µH inductor with low current handling is required. Consider the high DC resistance impact on efficiency. Evaluate thermal performance at maximum rated current. Compare physical dimensions against board space constraints during integration.

Part Context

Part of the 108R series from Delevan, focusing on small-footprint power inductors. This model represents a specific value within the broader family of fixed inductors designed for space-constrained applications requiring reliable magnetic components.

Replacement Considerations

Public confirmed substitute part numbers are not available in verified documentation. Check for direct pin-compatible alternatives with matching electrical specifications if sourcing new production units.