The Panasonic UNR9217J0L is a common mode choke coil designed to suppress common mode noise in electronic circuits. As part of Panasonic's UNR series, it is recognized for its compact size and ability to effectively reduce unwanted electromagnetic interference (EMI) and enhance electromagnetic compatibility (EMC). Common mode chokes are crucial for maintaining signal integrity and preventing noise from disrupting sensitive electronic equipment.

Applications

• Power Supplies: Filtering noise from AC and DC power lines.
• Data Communication Lines: Suppressing noise on data lines such as USB, Ethernet, and HDMI.
• Audio Equipment: Reducing noise in audio signals to improve sound quality.
• Video Equipment: Filtering noise in video signals to enhance image clarity.
• Industrial Control Systems: Protecting sensitive control circuits from noise in industrial environments.

Features

• Compact Size: Allows for easy integration into space-constrained applications.
• High Common Mode Impedance: Provides effective attenuation of common mode noise.
• Low Differential Mode Impedance: Minimizes signal distortion.
• Wide Operating Frequency Range: Effective across a broad range of noise frequencies.
• RoHS Compliant: Meets environmental standards for hazardous substances.

Benefits

• Improved EMC Performance: Helps electronic devices meet regulatory requirements for electromagnetic compatibility.
• Enhanced Signal Integrity: Reduces noise and interference, resulting in cleaner and more reliable signals.
• Increased System Reliability: Protects sensitive components from noise-induced damage.
• Reduced Design Complexity: Simplifies noise filtering design.
• Cost-Effective Solution: Provides a cost-efficient way to suppress common mode noise.

Technical Specifications

Specific technical details, such as inductance, DC resistance (DCR), rated current, and operating temperature range for the Panasonic UNR9217J0L, are available in the official Panasonic datasheet. Key specifications include:

• Inductance: The inductance value impacts the choke's effectiveness in blocking AC current.
• DC Resistance (DCR): Lower DCR minimizes power loss through the choke.
• Rated Current: The maximum current the choke can handle without saturation.
• Operating Temperature Range: The acceptable temperature range for reliable operation.
• Dielectric Strength: The maximum voltage the choke can withstand without breakdown.

Refer to the official Panasonic datasheet for the UNR9217J0L for precise and up-to-date technical specifications when designing electronic circuits.