4448-18L

Overview

The Delevan 4448-18L is a surface-mount coupled inductor array featuring two coils with an inductance of 20 µH. It supports a maximum DC current of 1.9 A and has a maximum DC resistance of 85 mΩ. The component measures 13.71 mm by 13.71 mm with a height of 7.87 mm, designed for PCB mounting.

Feature Summary

• Dual-coil surface-mount configuration
• High-current power toroid design
• Ferrite shielded construction

Applications

• Power filtering circuits
• Energy storage applications
• EMI-sensitive circuit protection

Procurement Notes

Verify the specific suffix (e.g., L vs R) against official API Delevan documentation to confirm shielding status and exact electrical parameters. Ensure the ordering part number matches the required inductance and current ratings for your specific design constraints.

Selection Notes

Select this component when a dual-coil SMD solution is required for high-current power stages. Consider the 1.9 A rating and 85 mΩ resistance for thermal management. Verify footprint compatibility with the 13.71 x 13.71 mm dimensions during layout.

Part Context

Part of the 4448/R series from API Delevan, designed as surface-mount high-current power toroids. These components are categorized under arrays and signal transformers, offering integrated solutions for multi-winding requirements in compact electronic assemblies.

Replacement Considerations

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