4445R-03M

Fixed Inductors Overview

The Delevan 4445R-03M is a fixed power inductor featuring a molded toroidal coil design with radial leads for PCB mounting. It provides an inductance of 15 nH with a tolerance of 20% and a maximum DC resistance of 20 mOhms. The component supports a maximum DC current of 3 A and achieves a minimum Q factor of 60 at its self-resolving frequency of 1 GHz. Its physical dimensions are 5.33 mm in length, 2.79 mm in width, and 5.84 mm in height.

Fixed Inductors Feature Summary

• Utilizes a molded toroidal core structure to minimize electromagnetic interference while maintaining high efficiency.
• Features radial leaded termination style designed for reliable through-hole printed circuit board integration.
• Constructed as an unshielded component optimized for specific radio frequency signal processing applications.

Fixed Inductors Applications

• Radio frequency circuit filtering
• High-frequency signal processing systems
• RF impedance matching networks

Fixed Inductors Procurement Notes

Verify the exact suffix designation when sourcing replacements, as variations may exist within the product family. Confirm that the component meets all necessary environmental compliance standards required for your specific manufacturing region. Ensure that the supplier provides authentic documentation from API Delevan to guarantee performance specifications match the datasheet requirements exactly.

Fixed Inductors Selection Notes

Select this component when a low-value inductance is required for RF applications. The radial lead configuration facilitates manual or automated through-hole assembly processes. Consider the 3 A current rating and 20 mOhm resistance when designing power stages where minimal voltage drop is critical for system stability and efficiency.

Fixed Inductors Part Context

This part belongs to the 4445 series of power inductors manufactured by API Delevan. The series is characterized by molded toroidal coils intended for robust performance in electronic circuits. The 4445R variant specifically denotes the radial leaded version of this toroidal inductor family.

Fixed Inductors Replacement Considerations

Public confirmed substitute part numbers: None identified.