7427932

Overview

The Würth Elektronik 7427932 is a surface-mount high-current ferrite bead from the WE-PBF series, designed for flat wire applications. It features a J-lead package with dimensions of 4mm length, 3mm depth, and 2.55mm height. The component provides an impedance of 98 Ω at 100 MHz and supports a rated current of 18A. It has a maximum DC resistance of 0.9mΩ and operates within a temperature range of -55°C to 125°C.

Feature Summary

• High current handling capability suitable for power voltage lines
• J-lead surface mount design for secure attachment
• Optimized for use with flat wires in compact layouts

Applications

• Power supply voltage filtering
• EMI suppression in digital equipment
• Flat cable signal integrity enhancement

Procurement Notes

Verify the specific impedance value and current rating against the official datasheet before integration. Confirm that the J-lead footprint matches the target PCB layout. Ensure the operating temperature range meets the environmental requirements of the final assembly. Check for RoHS compliance status if required by project specifications.

Selection Notes

Select this component when high current capacity is required alongside effective EMI suppression. The flat wire compatibility makes it suitable for space-constrained designs. Consider the low DC resistance to minimize power loss in high-current paths. Evaluate the J-lead mounting style for mechanical stability during reflow soldering processes.

Part Context

This part belongs to the WE-PBF series of high-current ferrite beads. It is engineered specifically for surface-mount applications involving flat wires. The series offers robust performance for power line filtering in modern electronic devices requiring compact form factors.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.