782422101

Overview

The Würth Elektronik 782422101 is a surface-mount EMI suppression ferrite bead from the WE-CBA series. It features a 0402 package with dimensions of 1 mm length, 0.5 mm width, and 0.5 mm height. The component provides an impedance of 100 ohms at 100 MHz with a maximum DC current rating of 500 mA. It has a maximum DC resistance of 300 milliohms and operates within a temperature range of -55°C to +125°C.

Feature Summary

• Provides effective electromagnetic interference suppression for signal lines
• Designed for compact surface-mount PCB integration
• Complies with AEC-Q200 qualification standards

Applications

• Signal line filtering in electronic devices
• EMI suppression in automotive electronics
• General-purpose noise reduction in SMD circuits

Procurement Notes

Verify the specific ordering suffix against official Wurth Elektronik documentation to ensure correct impedance and tolerance specifications. Confirm RoHS compliance status and packaging details directly with authorized distributors or the manufacturer before finalizing procurement orders.

Selection Notes

Select this component when space-constrained designs require a 0402 footprint ferrite bead. Ensure the required attenuation matches the 100-ohm specification at 100 MHz. Verify that the circuit's DC current does not exceed the 500 mA limit to maintain performance integrity.

Part Context

This part belongs to the WE-CBA series of SMT EMI suppression ferrite beads. It is designed for high-density applications where minimal board space is available. The series offers various impedance values tailored for different frequency ranges and current requirements.

Replacement Considerations

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