LCFE121002A500TG

Common Mode Chokes Overview

The LCFE121002A500TG is a surface mount common mode choke from Littelfuse Inc. It features two lines and provides an impedance of 50 Ohms at 100 MHz. The component supports a maximum DC current of 100 mA with a maximum DC resistance of 4 Ohms. It operates within a temperature range of -40°C to +85°C.

Common Mode Chokes Feature Summary

• Effective suppression of common mode noise
• High insertion loss exceeding -31 dB in the GHz range
• High differential mode cut-off frequency

Common Mode Chokes Applications

• ESD protection circuits
• Signal line filtering
• Data interface noise attenuation

Common Mode Chokes Procurement Notes

Verify the complete part number including suffixes against official Littelfuse documentation to ensure exact specifications. Confirm package type and tape/reel requirements for surface mount assembly processes. Cross-reference impedance values and current ratings with design schematics to prevent mismatches.

Common Mode Chokes Selection Notes

Select this component for applications requiring compact surface mount solutions for high-frequency noise suppression. Ensure the operating environment stays within the specified -40°C to +85°C range. Verify that the 100 mA current rating meets the circuit's DC load requirements without saturation.

Common Mode Chokes Part Context

This component belongs to the LCFE series of common mode chokes designed for circuit protection. It is manufactured by Littelfuse Inc., a provider of circuit protection and control products. The series focuses on suppressing electromagnetic interference in sensitive electronic systems.

Common Mode Chokes Replacement Considerations

Consult Littelfuse official substitution guides for verified alternatives. Do not assume generic common mode chokes are compatible due to specific impedance and current characteristics.