4590R-185K

Fixed Inductors Overview

The Delevan 4590R-185K is a fixed axial leaded power inductor from the 4590R series. It features an unshielded drum core and wirewound construction using ferrite material. The component provides an inductance of 1.8 mH with a tolerance of ±10%. It supports a maximum DC current of 665 mA and has a maximum DC resistance of 1.5 Ohms. Designed for through-hole mounting, it operates within a temperature range of -55°C to 125°C.

Fixed Inductors Feature Summary

• Unshielded drum core wirewound design for high-current applications
• Through-hole axial termination style for PCB integration
• Ferrite magnetic core material construction

Fixed Inductors Applications

• Power supply filtering circuits
• High current filter inductors
• General purpose power electronics

Fixed Inductors Procurement Notes

Verify the specific manufacturer part number against official API Delevan documentation to confirm electrical ratings and physical dimensions. Ensure the selected component matches the required axial lead configuration and through-hole mounting specifications for the target circuit board layout.

Fixed Inductors Selection Notes

Select this component when an unshielded axial inductor is required for power applications. Consider the 665 mA current rating and 1.5 Ohm DC resistance limits during circuit design. Verify that the lack of shielding aligns with electromagnetic interference requirements for the specific application environment.

Fixed Inductors Part Context

This component belongs to the 4590R series of fixed inductors manufactured by API Delevan. The series includes various inductance values ranging from microhenries to millihenries, all sharing similar axial leaded form factors and drum core constructions suitable for general power filtering tasks.

Fixed Inductors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Cross-reference with other axial drum core inductors only if they match the 1.8 mH value, 665 mA current rating, and 1.5 Ohm resistance specifications.