1025R-82H

Fixed Inductors Overview

The Delevan 1025R-82H is a fixed, unshielded axial leaded RF inductor designed for surface mount or through-hole PCB applications. It features a molded construction with an iron core and offers an inductance of 390 µH at a tolerance of ±3%. The component supports a maximum DC current of 40 mA and has a maximum DC resistance of 35 Ohms. It exhibits a self-resonant frequency of 6 MHz and a Q factor of 30 at 790 kHz. The unit operates within a temperature range of -55°C to +105°C.

Fixed Inductors Feature Summary

• Molded axial leaded construction for reliable mounting
• Unshielded design suitable for general RF filtering
• Iron core material optimized for specific frequency performance

Fixed Inductors Applications

• RF signal processing circuits
• General purpose filtering applications
• Industrial electronic systems

Fixed Inductors Procurement Notes

Verify the exact suffix designation against official manufacturer documentation to confirm tolerance and electrical specifications. Confirm RoHS compliance status as it varies across the product series. Ensure the selected packaging option matches the required manufacturing process. Validate that the component meets all necessary environmental certifications for the intended deployment region.

Fixed Inductors Selection Notes

Select this component when a high-inductance value is required in a compact axial form factor. Consider the low rated current capability for circuit design constraints. Evaluate the self-resonant frequency limits to ensure suitability for the target operating band. Compare against established reliability variants if long-term durability is critical.

Fixed Inductors Part Context

This part belongs to the 1025(R) series of RF inductors manufactured by Delevan. The series provides various inductance values and tolerances in a standardized package size. These components are widely used in radio frequency applications requiring stable inductance characteristics.

Fixed Inductors Replacement Considerations

The 1025-84K is listed as a direct substitute within the same manufacturer lineup.