1025-04F

Fixed Inductors Overview

The Delevan 1025-04F is a molded, unshielded RF inductor with axial leads designed for PCB mounting. It features an inductance of 0.47 uH and a tolerance of 1%. The component has a maximum DC current rating of 1.8 A and a maximum DC resistance of 30 mOhms. Its minimum Q factor is 30 at a test frequency of 100 MHz, with a self-resonant frequency of 1 GHz. The physical dimensions are 6.35 mm in length and 2.41 mm in diameter.

Fixed Inductors Feature Summary

• Molded construction provides mechanical stability for through-hole applications.
• Unshielded design allows for flexible circuit layout without magnetic interference constraints.

Fixed Inductors Applications

• RF signal processing circuits
• Impedance matching networks
• Filtering applications in radio frequency systems

Fixed Inductors Procurement Notes

Verify the specific suffix designation to confirm exact electrical tolerances and packaging configuration. Ensure that the axial lead form factor aligns with the target printed circuit board layout requirements. Confirm compliance status against project specifications as RoHS certification details require direct manufacturer validation.

Fixed Inductors Selection Notes

Select this component when high current handling capability is required alongside precise low-inductance values. The 1% tolerance ensures tight parameter control for critical RF stages. Evaluate the self-resonant frequency limit to ensure operation remains within the desired bandwidth without parasitic resonance effects.

Fixed Inductors Part Context

This part belongs to the 1025/R series of fixed RF inductors manufactured by Delevan. These components are characterized by their molded coil construction and axial termination style. The series supports various inductance values tailored for specialized radio frequency engineering tasks requiring reliable performance.

Fixed Inductors Replacement Considerations

• 1025R-04F