The SMC7.3473J100LDTR12 is a common mode choke manufactured by Kemet. These chokes are designed to suppress common-mode noise in electronic circuits while allowing differential signals to pass with minimal attenuation. Common-mode chokes are vital for maintaining signal integrity and ensuring electromagnetic compatibility (EMC) in various electronic devices.

Applications

• USB Interfaces: Filtering common-mode noise in USB data lines for improved signal quality and data transmission reliability.
• Ethernet Ports: Suppressing noise in Ethernet connections to ensure stable network performance.
• HDMI Cables: Reducing noise in HDMI signals for clearer video and audio transmission.
• CAN Bus Systems: Protecting CAN bus communication in automotive and industrial applications from common-mode interference.
• Balanced Audio Lines: Eliminating noise in balanced audio circuits for high-fidelity sound reproduction.

Features

• High Common Mode Noise Attenuation: Effectively suppresses common-mode noise over a wide range of frequencies.
• Compact Design: Suitable for applications with limited board space.
• High Impedance to Common Mode Currents: Provides a large impedance to common mode currents, blocking noise efficiently.
• Low Insertion Loss for Differential Signals: Minimizes attenuation of the desired differential signals.
• Durable Construction: Designed for long-term reliability and consistent performance in various environmental conditions.

Benefits

• Improved Signal Integrity: Reduces noise and interference, leading to clearer and more reliable signal transmission.
• Enhanced EMC Performance: Facilitates compliance with electromagnetic compatibility (EMC) standards.
• Minimized EMI: Reduces electromagnetic interference with neighboring devices.
• Increased System Robustness: Protects sensitive electronic components from damage due to noise and voltage spikes.
• Optimized Performance: Allows electronic devices to operate at their peak potential without being affected by external noise sources.

Additional Details

The SMC7.3473J100LDTR12 is typically surface-mounted on printed circuit boards (PCBs). Specific parameters like inductance, impedance characteristics, rated current, and DC resistance are usually detailed in the manufacturer's datasheet. The 'TR12' suffix generally refers to the tape and reel packaging used for automated assembly. The choke's materials are carefully chosen to provide stable electrical performance across a range of temperatures and environmental conditions. '100LD' likely specifies a tolerance or specific electrical characteristic unique to this component.