The BNX028H01L is a common mode choke designed and manufactured by Murata Electronics North America. It is specifically engineered to suppress common mode noise in high-speed differential transmission lines. This component is commonly used in various electronic devices to improve signal integrity and reduce electromagnetic interference (EMI).

Applications

• USB interfaces
• HDMI interfaces
• LVDS (Low-Voltage Differential Signaling)
• DisplayPort interfaces
• Ethernet interfaces

Features

• High common mode impedance
• Low differential mode impedance
• Compact size
• Surface mount technology (SMT)
• Excellent noise suppression characteristics

Benefits

• Reduces common mode noise, improving signal integrity
• Minimizes signal degradation in high-speed differential lines
• Saves board space due to its small size
• Easy to integrate into existing circuits using SMT
• Enhances the overall electromagnetic compatibility (EMC) performance of the device

Technical Specifications

The BNX028H01L has a high common mode impedance at frequencies commonly associated with noise. It exhibits a very low differential mode impedance to ensure minimal impact on the desired signal. The choke is designed for surface mount assembly. Its compact dimensions make it suitable for high-density circuit boards. It is designed to operate over a broad temperature range, typically from -40°C to +85°C. The specific impedance characteristics can be found in the product datasheet provided by Murata.

This common mode choke is widely used in electronic devices to comply with electromagnetic compatibility (EMC) regulations and to ensure reliable operation of high-speed interfaces. By effectively suppressing common mode noise, the BNX028H01L helps to maintain signal integrity and reduce the risk of data errors or system malfunction.