4445R-08M

Fixed Inductors Overview

The Delevan 4445R-08M is a leaded power inductor featuring a molded toroidal core and radial vertical termination. It provides an inductance of 39 nH with a tolerance of ±20% and a maximum DC resistance of 20 mΩ. The component supports a maximum DC current of 3 A, exhibits a minimum Q factor of 60, and has a self-resonant frequency of 650 MHz. Its physical dimensions are 5.33 mm in length, 2.79 mm in width, and 5.84 mm in height, with a lead spacing of 2.79 mm. Designed for PCB mounting, it is unshielded and intended for RF applications.

Fixed Inductors Feature Summary

• Utilizes a molded toroidal core structure for stable inductance performance.
• Features radial vertical leads designed for through-hole PCB mounting.
• Provides high-frequency operation capabilities suitable for RF circuits.

Fixed Inductors Applications

• RF circuit design
• Power filtering applications
• General purpose inductance requirements

Fixed Inductors Procurement Notes

Verify the specific manufacturer designation as API Delevan or Delevan during sourcing. Confirm that the component meets all required electrical specifications for the target application. Check for availability status as supply conditions may vary. Ensure compatibility with existing PCB footprints and assembly processes before finalizing procurement decisions.

Fixed Inductors Selection Notes

Select this component when a low-inductance, high-current solution is required for RF environments. The radial vertical package facilitates standard through-hole assembly. Consider the unshielded nature of the toroidal design regarding magnetic interference. Verify that the 3 A current rating aligns with the operational demands of the specific circuit design.

Fixed Inductors Part Context

This part belongs to the 4445 series of leaded power inductors manufactured by Delevan. The series utilizes molded toroidal coils to achieve compact form factors with robust electrical characteristics. These components are engineered for applications requiring reliable inductance in space-constrained PCB layouts.

Fixed Inductors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official manufacturer resources for potential cross-references or updated product line information.

Fixed Inductors FAQ

What is the self-resonant frequency of the 4445R-08M?

The self-resonant frequency is 650 MHz.

Is the 4445R-08M shielded?

No, the 4445R-08M is an unshielded inductor.