HCF1305-3R0-R

Fixed Inductors Overview

The HCF1305-3R0-R is a fixed surface-mount power inductor manufactured by Eaton - Electronics Division. It features an unshielded drum core design utilizing ferrite material, suitable for high-current applications. The component provides an inductance of 3 µH with a tolerance of ±20%. It supports a maximum rated current of 13.2 A and a saturation current of 12.5 A. The DC resistance is maximized at 4.9 mΩ. Designed for robust operation, it functions within a temperature range of -40°C to 125°C and meets RoHS3 standards.

Fixed Inductors Feature Summary

• Unshielded drum core construction using ferrite material
• High current handling capability with 13.2 A rated current
• Surface mount package optimized for PCB integration

Fixed Inductors Applications

• Power supply output filtering
• DC-DC converter circuits
• General purpose power electronics

Fixed Inductors Procurement Notes

Verify the specific part number against official manufacturer documentation to ensure accuracy. Confirm that the unshielded configuration aligns with your electromagnetic interference requirements. Check the datasheet for precise thermal derating curves and saturation characteristics relevant to your operating conditions. Ensure compliance with RoHS3 regulations if required by your project specifications.

Fixed Inductors Selection Notes

Select this component when an unshielded inductor is acceptable or preferred for cost or size reasons. The ferrite core offers distinct magnetic properties compared to iron powder alternatives. Consider the 12.5 mm x 12.5 mm footprint and 5.0 mm height for board space constraints. Evaluate the 4.9 mΩ DCR impact on overall system efficiency and heat dissipation during steady-state operation.

Fixed Inductors Part Context

This model belongs to the HCF1305 series from Eaton - Electronics Division. The series focuses on surface-mount power inductors designed for demanding electronic environments. Components in this line are engineered to provide reliable performance in power conversion systems where high current density is required.

Fixed Inductors Replacement Considerations

The HCF1305-3R3-R is a documented alternative within the same series offering similar physical dimensions but different electrical values.