1025R-90K

Fixed Inductors Overview

The Delevan 1025R-90K is a fixed axial leaded inductor designed for through-hole mounting. It features an unshielded molded construction with a ferrite core, offering an inductance of 820 µH and a maximum DC resistance of 65 Ohms. The component supports a rated current of 29 mA and operates within a temperature range of -55°C to 105°C. It exhibits a self-resonant frequency of 790 kHz and complies with RoHS3 standards.

Fixed Inductors Feature Summary

• Unshielded molded design utilizing a ferrite core for stable inductive performance
• Axial leaded termination style optimized for reliable through-hole PCB integration
• Established reliability classification suitable for demanding operational environments

Fixed Inductors Applications

• RF circuit filtering and impedance matching
• General-purpose signal processing applications
• Military and aerospace electronic systems requiring high reliability

Fixed Inductors Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact electrical tolerances and packaging configurations. Ensure that the procurement source provides valid traceability data consistent with military-grade component standards. Cross-reference the part number with updated series specifications to confirm availability and compliance status prior to finalizing acquisition orders.

Fixed Inductors Selection Notes

Select this component when high inductance values are required in a compact axial form factor. The unshielded nature necessitates careful layout planning to minimize electromagnetic interference coupling with adjacent traces. Verify that the operating current remains below the 29 mA rating to prevent thermal issues and ensure the self-resonant frequency aligns with the target application bandwidth requirements.

Fixed Inductors Part Context

This component belongs to the 1025R series, which represents a line of established reliability inductors manufactured by API Delevan. The series is characterized by its robust construction and suitability for critical applications where long-term stability is paramount. These components are widely utilized in specialized electronic assemblies requiring precise passive component performance under varying environmental conditions.

Fixed Inductors Replacement Considerations

Consult official manufacturer substitution lists for verified equivalents. Generic replacements may not match the specific tolerance, Q-factor, or reliability standards of the original Delevan component.