The CMM21T-300M-N is a common mode choke manufactured by Chilisin. Common mode chokes are electronic components used to suppress common-mode noise in electronic circuits. This particular model is designed for applications where noise reduction and signal integrity are crucial.

Applications

• Differential signal lines in communication systems.
• USB interfaces to reduce noise interference.
• LVDS (Low-Voltage Differential Signaling) applications.
• CAN bus systems for automotive and industrial applications.
• Power line noise filtering.

Features

• High common mode impedance.
• Compact size.
• Low differential mode impedance, ensuring minimal signal distortion.
• Excellent noise suppression capabilities.
• Surface mount technology (SMT) for automated assembly.
• RoHS compliant, ensuring environmental friendliness.

Benefits

• Improved signal integrity by reducing common mode noise.
• Enhanced system reliability through noise filtering.
• Reduced electromagnetic interference (EMI) emissions.
• Easy integration into electronic circuits due to its SMT design.
• Compliance with environmental regulations.

Additional Details

This choke has a specific inductance value and current rating, important for matching the requirements of the circuit it is intended for. It is important to consult the datasheet for specific electrical characteristics such as inductance, DCR (DC Resistance), rated current, and isolation voltage to ensure proper operation and avoid damaging the component or the circuit. It operates over a wide temperature range, making it suitable for use in various environments.

The core material and winding configuration are specifically chosen to optimize its performance in suppressing common-mode noise while minimizing the impact on differential signals. The component's construction ensures mechanical stability and reliable performance over its operating lifespan.