ER1025-20JM

Fixed Inductors Overview

The Delevan ER1025-20JM is an unshielded, molded axial leaded RF inductor designed for established reliability applications. It features a nominal inductance of 1 µH with a tight tolerance of ±5%. The component supports a maximum DC current of 385 mA and maintains a maximum DC resistance of 1 Ohm. It exhibits a minimum Q factor of 25 and achieves a self-resonant frequency of 230 MHz. The unit operates within a temperature range of -55°C to +105°C and utilizes standard terminals for PCB mounting.

Fixed Inductors Feature Summary

• Molded construction ensures mechanical stability and environmental protection for RF circuits.
• Unshielded design allows for flexible placement and integration into various signal paths.
• Axial leaded format facilitates through-hole mounting on printed circuit boards.

Fixed Inductors Applications

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

Fixed Inductors Procurement Notes

Verify the specific suffix 'JM' against official manufacturer documentation to confirm the exact electrical parameters and tolerance class. Ensure that the required operating temperature range and current ratings align with the system design requirements before finalizing procurement orders.

Fixed Inductors Selection Notes

Select this component when a precise 1 µH inductance with low resistance is required for RF applications. Consider the 230 MHz self-resonant frequency limit to ensure performance at the target operating frequency. Verify compatibility with through-hole assembly processes and available board space for axial leads.

Fixed Inductors Part Context

This part belongs to the ER1025 series of fixed inductors manufactured by Delevan. The series is characterized by its established reliability standards and consistent performance in demanding environments. These components are widely used in electronic systems requiring stable inductive elements for signal integrity.

Fixed Inductors Replacement Considerations

Cross-reference with other Delevan ER1025 variants or MIL-PRF-39010 compliant parts. Verify that substitute components match the 1 µH value, 385 mA current rating, and physical dimensions for direct replacement.