The TK71731SCL is a high-performance common mode choke designed and manufactured by Toko America Inc. It's engineered to suppress common mode noise in various electronic circuits, ensuring signal integrity and electromagnetic compatibility (EMC). This choke is particularly effective in filtering out unwanted signals that can interfere with the operation of sensitive electronic equipment.

Applications:

• USB interfaces: Used to suppress common mode noise on USB data lines.
• CAN bus systems: Filters noise in automotive and industrial CAN bus applications.
• LVDS (Low-Voltage Differential Signaling) links: Improves signal quality in high-speed data transmission.
• Ethernet interfaces: Reduces interference in 10/100/1000 Base-T Ethernet applications.
• Audio/Video lines: Suppresses noise in audio and video signal transmission to improve clarity.

Features:

• High common mode impedance: Offers significant attenuation of common mode noise.
• Low differential mode impedance: Ensures minimal impact on the desired signal.
• Compact size: Allows for easy integration into space-constrained applications.
• Wide operating temperature range: Suitable for use in various environmental conditions.
• RoHS compliant: Meets environmental standards for hazardous substance restrictions.

Benefits:

• Improved signal integrity: Reduces noise and interference, leading to clearer and more reliable signals.
• Enhanced EMC performance: Helps systems meet electromagnetic compatibility requirements.
• Reduced EMI emissions: Minimizes radiated and conducted emissions from electronic devices.
• Increased system reliability: Protects sensitive components from noise-related damage or malfunction.
• Simplified circuit design: Simplifies noise filtering and EMC compliance processes.

Additional Details:

The TK71731SCL features a ferrite core material, providing optimal performance in the specified frequency range. Its construction is designed for automated assembly processes, allowing for efficient and cost-effective manufacturing. The choke’s specifications include a specific impedance value at a given frequency, a rated current, and a DC resistance, all contributing to its effectiveness in noise suppression. It's commonly used in devices requiring stable and clean signal transmission, playing a crucial role in maintaining the operational integrity of modern electronic systems.