SM3-390K

Fixed Inductors Overview

The SM3-390K is a fixed surface-mount inductor from Gowanda Electronics, featuring a molded construction with a powdered iron core. It provides a nominal inductance of 390 nH with a tolerance of 10%. The component supports a maximum current rating of 1.104 A and exhibits a maximum DC resistance of 170 mOhm. Designed for operation between -55°C and 125°C, it utilizes a 1210 (3225 Metric) package footprint.

Fixed Inductors Feature Summary

• Molded wirewound construction utilizing a powdered iron core for stable RF performance
• Surface-mount configuration compatible with standard pick-and-place assembly processes
• Capable of handling high current loads while maintaining low DC resistance

Fixed Inductors Applications

• RF circuit filtering
• Broadband power applications
• General purpose inductive components in electronic systems

Fixed Inductors Procurement Notes

Verify the specific suffix designation during procurement to ensure compliance with environmental standards. The base model typically denotes leaded composition, whereas the LF suffix indicates RoHS compliance. Confirm that the required current and thermal ratings align with the system design before finalizing orders.

Fixed Inductors Selection Notes

Select this component when a compact surface-mount solution is required for RF applications involving powdered iron cores. Ensure the operating environment stays within the specified temperature range. Verify that the 1210 package dimensions fit the available PCB real estate and that the 1.104 A current rating meets the circuit demands.

Fixed Inductors Part Context

Gowanda Electronics manufactures this part as part of its standard RF inductor lineup. The company specializes in high-performance magnetic components for aerospace, defense, and medical sectors. This series offers both traditional leaded and RoHS-compliant versions to meet diverse regulatory requirements across global markets.

Fixed Inductors Replacement Considerations

The SM3-390KLF serves as the RoHS-compliant equivalent within the same product family. When substituting, verify that the physical footprint and electrical characteristics remain identical to ensure seamless integration into existing designs without requiring layout modifications.