74279392

Overview

The Würth Elektronik 74279392 is a high-current surface-mount ferrite bead from the WE-PBF series. It provides an impedance of 98 Ω at 100 MHz and supports a rated current of 18 A. The component features a low DC resistance of 0.6 mΩ and operates within a temperature range of -55°C to +125°C. Designed for EMI suppression in power voltage lines, it utilizes a flat wire construction suitable for PCB mounting.

Feature Summary

• High current handling capability up to 18 A
• Flat wire SMD construction for efficient PCB integration
• Effective EMI suppression with 98 Ω impedance at 100 MHz

Applications

• Power voltage line filtering
• EMI suppression in high-current circuits
• Surface mount PCB assembly

Procurement Notes

Verify the manufacturer part number 74279392 against official Wurth Elektronik documentation to confirm specifications. Ensure compatibility with required current ratings and impedance characteristics for your specific application. Cross-reference datasheets for precise electrical parameters and mechanical dimensions before procurement.

Selection Notes

Select this component for applications requiring high current capacity and effective high-frequency noise attenuation. The 18 A rating and 98 Ω impedance make it suitable for power supply lines. Verify that the surface-mount package fits the available PCB space and thermal requirements.

Part Context

This component belongs to the WE-PBF series of high-current SMD ferrite beads. It is designed for robust EMI suppression in demanding electronic environments. The series offers various impedance and current options to suit different power management needs.

Replacement Considerations

Check for alternative WE-PBF variants with similar current and impedance ratings. Ensure any substitute matches the 18 A rating and 98 Ω @ 100 MHz specification.