LCFA201204A101TG

Common Mode Chokes Overview

The Littelfuse LCFA201204A101TG is a surface-mount common mode noise filter designed for high-speed differential serial interfaces. It features a compact SMD package with four lines and an impedance of 100 Ohms at the specified frequency. The component supports a maximum DC current of 100 mA and operates within a temperature range of -40°C to 125°C. It meets AEC-Q200 qualification standards, ensuring reliability in automotive environments. The device provides effective common mode noise suppression while maintaining signal integrity for sensitive data lines.

Common Mode Chokes Feature Summary

• Designed specifically for high-speed differential serial interface applications
• Provides effective common mode noise filtering for signal lines
• Qualified to AEC-Q200 automotive standards for reliability
• Compact surface mount design suitable for space-constrained PCBs

Common Mode Chokes Applications

• Automotive infotainment systems
• High-speed data communication interfaces
• Differential signal line protection
• Common mode noise suppression in electronic circuits

Common Mode Chokes Procurement Notes

Verify the specific impedance value and current rating against the official Littelfuse datasheet before integration. Confirm that the AEC-Q200 qualification status matches your project requirements. Ensure the operating temperature range covers your application's environmental conditions. Check for any specific packaging or reel specifications required by your assembly process.

Common Mode Chokes Selection Notes

Select this component when shielding high-speed differential signals from common mode interference in automotive or industrial settings. Consider the 100 mA current limit and 100 Ohm impedance characteristics during circuit design. Evaluate the physical footprint compatibility with your PCB layout constraints. Ensure the thermal performance aligns with the expected operating environment.

Common Mode Chokes Part Context

This part belongs to the LCFA series of common mode chokes manufactured by Littelfuse. The series addresses engineering requirements for noise filtering in high-speed digital communications. It represents a solution for protecting sensitive data lines from electromagnetic interference in modern electronic systems.

Common Mode Chokes Replacement Considerations

Consult the official Littelfuse substitution guide for verified alternatives. Ensure any replacement maintains identical impedance, current rating, and package dimensions. Verify that substitute components meet the same AEC-Q200 qualification standards if used in automotive applications.