BWCU00201212181M02

Overview

The BWCU00201212181M02 is a surface-mount common mode choke manufactured by Pulse Electronics. It features an impedance of 180 Ohms at a test frequency of 100 MHz with a tolerance of 20%. The component supports a maximum DC current of 330 mA and has a maximum DC resistance of 350 mOhms. Its physical dimensions are 2.0 mm in length, 1.2 mm in width, and 1.2 mm in height. The device operates within a temperature range of -40°C to +105°C.

Feature Summary

• Provides common mode noise suppression for high-speed data lines
• Designed for compact PCB mounting applications
• Constructed as an unshielded two-line filter

Applications

• USB 2.0 interface protection
• IEEE 1394b (FireWire) signal filtering
• LVDS (Low-Voltage Differential Signaling) circuits

Procurement Notes

Verify the specific manufacturer designation when sourcing this component, as documentation references Chilisin as the producer for this Pulse Electronics part number. Confirm RoHS compliance status through official datasheets prior to integration. Ensure the supplier provides valid traceability documents matching the BWCU series specifications.

Selection Notes

Select this component for designs requiring 180 Ohms impedance at 100 MHz with a 330 mA current rating. The 2.0x1.2x1.2 mm package suits space-constrained layouts. Verify that the operating environment remains within the specified -40°C to +105°C range. Ensure the target application aligns with USB 2.0 or LVDS signaling standards supported by this filter type.

Part Context

This component belongs to the BWCU series of compact common mode chokes from Pulse Electronics. These devices are engineered for noise reduction in digital communication interfaces. The series offers various impedance values tailored for different signal integrity requirements while maintaining small form factors suitable for modern electronic assemblies.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.