The WEHL630DBWR1M1 is a compact and high-performance common mode choke from Murata Electronics. This choke is designed to suppress common mode noise in differential signal lines, improving signal integrity and reducing electromagnetic interference (EMI). Its small size and robust construction make it suitable for a wide range of applications where space is limited and reliable performance is crucial.

Applications

• USB lines in various devices, including laptops, desktops, and peripherals.
• HDMI lines in televisions, monitors, and media players.
• Differential signal lines in automotive electronics, such as CAN bus systems.
• High-speed data lines in industrial control systems.
• LVDS (Low-Voltage Differential Signaling) interfaces in display panels.

Features

• Compact Size: The small footprint allows for easy integration into densely populated circuit boards.
• High Common Mode Attenuation: Provides effective suppression of common mode noise, improving signal quality.
• Low Differential Mode Insertion Loss: Minimizes signal degradation, ensuring high-speed data transmission.
• High Impedance: Offers significant impedance to common mode currents, effectively blocking noise.
• Wide Operating Temperature Range: Suitable for use in a variety of environmental conditions.
• RoHS Compliant: Meets environmental regulations, ensuring compliance with industry standards.

Benefits

• Improved Signal Integrity: By reducing common mode noise, the choke helps maintain the integrity of differential signals, leading to more reliable data transmission.
• Reduced EMI: Suppression of common mode currents minimizes electromagnetic interference, ensuring compliance with regulatory standards.
• Enhanced System Performance: Cleaner signals result in improved system performance, reducing errors and improving overall reliability.
• Space Savings: The compact size of the choke allows for integration into space-constrained applications.
• Cost-Effective Solution: Provides a cost-effective way to mitigate common mode noise issues.

Additional Details

The WEHL630DBWR1M1 typically features a ferrite core and is designed for surface mount technology (SMT) assembly. Key electrical specifications include its common mode impedance at a specific frequency (e.g., 100 MHz), differential mode insertion loss, and rated current. The specific impedance and current ratings will vary depending on the precise datasheet. This choke is suitable for use in a variety of high-speed data transmission applications where common mode noise is a concern. The device is designed to be automatically assembled using pick and place equipment and reflow soldered.