784231261

Overview

The Würth Elektronik 784231261 is a surface-mount common mode filter choke from the WE-CNSA series. It features an inductance of 0.367 µH and a DC current rating of 300 mA. The component exhibits a DC resistance of 36 ohms and an impedance of 260 ohms. Designed for automotive applications, it holds AEC-Q200 qualification. The physical dimensions are 2 mm x 1.2 mm x 1.2 mm, housed in an 0805 package.

Feature Summary

• Provides current compensation for data line filtering
• Qualified for automotive reliability standards
• Compact surface-mount design for space-constrained layouts

Applications

• Automotive electronic systems
• Data line noise suppression
• Common mode interference mitigation

Procurement Notes

Verify the specific suffix and revision level against the manufacturer's latest datasheet to ensure compatibility with target specifications. Confirm that the AEC-Q200 certification status remains valid for the intended automotive application environment. Cross-reference the impedance and inductance values with circuit requirements prior to finalizing procurement decisions.

Selection Notes

Select this component when a compact, automotive-grade common mode filter is required for data lines. The 0805 footprint suits high-density PCB designs. Ensure the 300 mA current rating meets the operational load. The 36 ohm DC resistance should be evaluated against voltage drop constraints in the specific circuit topology.

Part Context

This part belongs to the WE-CNSA series of surface-mount common mode chokes. These components are engineered for high-frequency noise suppression in sensitive electronic circuits. The series is characterized by its small form factor and robust construction suitable for automated assembly processes in consumer and industrial electronics manufacturing.

Replacement Considerations

No public confirmed substitute part numbers are available.