RL-7500-1-390M

Fixed Inductors Overview

The RL-7500-1-390M is a shielded high-current surface mount power inductor manufactured by Renco Electronics, Inc. It features a fixed inductance of 39 µH with a tolerance of ±20%. The component has a maximum DC resistance of 132 mΩ and supports a current rating of 2.1 A. It utilizes a nonstandard form factor with a shielded drum core and wirewound construction.

Fixed Inductors Feature Summary

• Shielded drum core design for enhanced electromagnetic interference containment
• Wirewound construction optimized for high-current applications
• Surface mount package configuration for automated assembly

Fixed Inductors Applications

• Power supply output filtering
• DC-DC converter energy storage
• High-current signal chokes

Fixed Inductors Procurement Notes

Verify the specific suffix designation to ensure compatibility with required current ratings and impedance specifications. Confirm that the nonstandard physical dimensions align with the target PCB footprint constraints before finalizing procurement orders.

Fixed Inductors Selection Notes

Select this component when circuit designs require a compact shielded inductor capable of handling significant current loads without saturation. The 2.1 A rating and low DC resistance make it suitable for efficient power conversion stages where space is limited.

Fixed Inductors Part Context

This part belongs to the RL-7500 series of fixed inductors from Renco Electronics. The series includes various inductance values and current ratings, all sharing the same shielded drum core architecture designed for robust performance in demanding power electronics environments.

Fixed Inductors Replacement Considerations

Direct substitutes include other parts within the RL-7500 series such as the RL-7500-1-470M for different inductance requirements. Ensure any replacement maintains the 2.1 A current handling capability and compatible physical envelope.