The Chilisin CMM11T-250T-N is a molded common mode choke designed to suppress common mode noise in various electronic circuits. It is widely used to reduce electromagnetic interference (EMI) and improve signal integrity.

Applications:

• USB interfaces
• HDMI interfaces
• Ethernet interfaces
• Power line filtering
• Signal line filtering

Features:

• High common mode impedance
• Low differential mode impedance
• Compact size
• Surface mount design
• Excellent EMI suppression

Benefits:

• Effective suppression of common mode noise, improving signal quality and reducing EMI emissions.
• Minimal impact on differential signals, preserving signal integrity.
• Space-saving design for high-density circuit boards.
• Easy integration into automated assembly processes.
• Compliance with electromagnetic compatibility (EMC) regulations.

Additional Details:

The CMM11T-250T-N's key specifications include impedance at a specific frequency (e.g., 100 MHz), rated current, DC resistance, and operating temperature range. Refer to the Chilisin datasheet for detailed electrical characteristics, dimensions, and soldering recommendations. The choke should be placed as close as possible to the noise source or the interface connector for optimal performance. Proper PCB layout is crucial for maximizing the effectiveness of the common mode choke. Grounding and signal routing should be carefully considered to minimize noise coupling.