The TK71732SCLH is a common mode choke manufactured by Toko America Inc. It is designed for suppressing common mode noise in electronic circuits, thereby improving signal quality and ensuring electromagnetic compatibility (EMC). Common mode chokes are passive electronic components used to attenuate common mode currents while allowing differential mode currents to pass through with minimal attenuation.

Applications:

• USB Interfaces: Filters common mode noise in USB data lines to maintain data integrity.
• CAN Bus Systems: Reduces interference and noise in automotive and industrial CAN bus networks.
• LVDS (Low-Voltage Differential Signaling): Enhances signal quality in high-speed data transmission applications.
• Ethernet Interfaces: Filters common mode noise in Ethernet connections (10/100/1000 Base-T).
• Audio/Video Equipment: Suppresses noise in audio and video signal transmission, resulting in clearer sound and sharper images.

Features:

• High Common Mode Impedance: Provides significant attenuation of common mode noise.
• Low Differential Mode Impedance: Minimizes impact on the desired differential signal, ensuring signal integrity.
• Compact Size: Allows for easy integration into space-constrained applications.
• Wide Operating Temperature Range: Suitable for use in various environmental conditions.
• RoHS Compliant: Complies with environmental standards restricting the use of hazardous substances.

Benefits:

• Improved Signal Integrity: Reduces noise and interference, leading to cleaner and more reliable signals.
• Enhanced EMC Performance: Helps electronic systems meet electromagnetic compatibility standards and regulations.
• Reduced EMI Emissions: Minimizes radiated and conducted electromagnetic interference from electronic devices.
• Increased System Reliability: Protects sensitive components from noise-related damage or malfunction.
• Simplified Circuit Design: Eases the process of noise filtering and EMC compliance in electronic designs.

Additional Details:

The TK71732SCLH common mode choke features a ferrite core material that provides excellent performance in the specified frequency range. It is designed for automated assembly processes, making it suitable for high-volume manufacturing. The specifications include impedance values at various frequencies, rated current, DC resistance, and insulation resistance. It is commonly utilized in applications where maintaining signal integrity and minimizing electromagnetic interference are critical. This choke helps ensure that electronic devices operate reliably and meet regulatory requirements for EMC.