The QVC451663RT-7012A is a common mode choke coil manufactured by TDK Corporation. These components are designed to suppress unwanted common mode noise while allowing differential signals to pass through with minimal attenuation. Common mode chokes are essential components in various electronic devices and systems to ensure electromagnetic compatibility (EMC) and reduce interference.

Applications

• USB interfaces: Used to suppress noise in USB data lines, ensuring reliable data transmission.
• LAN/Ethernet connections: Filters noise in Ethernet cables, improving network performance.
• Power lines: Reduces noise emitted from power lines, preventing interference with other devices.
• Signal lines in electronic devices: Filters common mode noise from signal lines to improve signal integrity.
• Automotive electronics: Used in automotive systems to suppress noise and ensure reliable operation of electronic components.

Features

• High common mode impedance: Provides effective suppression of common mode noise.
• Low differential mode impedance: Minimizes signal attenuation in differential mode signals.
• Compact size: Allows for easy integration into various electronic devices.
• High reliability: Ensures stable performance over a wide range of operating conditions.
• RoHS compliant: Meets environmental regulations regarding hazardous substances.

Benefits

• Improved EMC performance: Reduces electromagnetic interference, ensuring compliance with regulatory standards.
• Enhanced signal integrity: Filters noise from signal lines, improving signal quality and reliability.
• Reduced noise emissions: Minimizes noise emitted from electronic devices, preventing interference with other equipment.
• Increased system reliability: Protects sensitive electronic components from noise and interference.
• Simplified design: Allows for easier integration into electronic circuits.

Additional Details

While specific technical specifications such as inductance, DC resistance, and rated current can vary based on the exact model, TDK's QVC series common mode chokes generally feature:

• Inductance Range: Typically ranging from a few microhenries (µH) to several millihenries (mH).
• Rated Current: Designed to handle currents from a few hundred milliamperes (mA) to several amperes (A).
• DC Resistance (DCR): Usually very low to minimize power loss.
• Operating Temperature Range: Typically -40°C to +85°C or higher, suitable for a wide range of environments.
• Termination Style: Surface mount technology (SMT) for easy PCB assembly.

For precise specifications, refer to the official TDK datasheet for the QVC451663RT-7012A.