The Panasonic UNR9213J01CA is a common mode choke coil designed to attenuate common mode noise in electronic circuits. It belongs to Panasonic's UNR series, which is known for its compact size and effective noise suppression capabilities. These chokes are essential for reducing electromagnetic interference (EMI) and improving the electromagnetic compatibility (EMC) of electronic devices.

Applications

• Power Line Filtering: Attenuating noise present on AC power lines entering electronic equipment.
• Signal Line Filtering: Reducing common mode noise on data and signal lines (e.g., USB, Ethernet).
• Audio Equipment: Improving the audio quality by filtering out noise in audio circuits.
• Industrial Control Systems: Enhancing the reliability of industrial equipment by suppressing noise that can interfere with control signals.
• Medical Devices: Ensuring accurate and reliable operation of medical equipment by filtering out electromagnetic interference.

Features

• Compact Design: Small footprint allows for easy integration into space-constrained applications.
• High Common Mode Impedance: Provides significant attenuation of common mode noise.
• Low Differential Mode Impedance: Minimizes signal distortion and preserves signal integrity.
• Excellent Noise Suppression: Effectively reduces unwanted noise and interference in electronic circuits.
• RoHS Compliant: Meets environmental regulations regarding hazardous substances.

Benefits

• Improved EMI/EMC Performance: Helps electronic devices comply with regulatory standards for electromagnetic compatibility.
• Enhanced Signal Integrity: Reduces noise and distortion in data and signal lines.
• Increased System Reliability: Protects sensitive electronic components from noise-related damage.
• Reduced Noise Interference: Provides cleaner signals and improves the overall performance of electronic devices.
• Simplified Design: Simplifies noise filtering design compared to discrete component implementations.

Technical Specifications

The specific technical specifications for the Panasonic UNR9213J01CA, such as inductance, DC resistance (DCR), rated current, and operating temperature range, are typically available in the official Panasonic datasheet. Key parameters include:

• Inductance Value: Defines the choke's ability to store energy and impede the flow of AC current.
• DC Resistance (DCR): Represents the resistance of the choke's winding, which affects power loss.
• Rated Current: Specifies the maximum current the choke can handle without saturating or overheating.
• Operating Temperature Range: Indicates the allowable temperature range for reliable operation.
• Withstanding Voltage: Specifies the voltage the component can withstand without dielectric breakdown.

Designers should refer to the manufacturer's datasheet for detailed and accurate specifications when selecting the UNR9213J01CA for a specific application.