The LFC3501B1040B020 is a common mode choke coil manufactured by Murata Electronics North America. Common mode choke coils are designed to suppress common mode noise, which is a type of electromagnetic interference (EMI) that can disrupt the performance of electronic devices. This particular model is part of Murata's LFC3501B series, known for its compact size and high performance in noise suppression.

Applications

• Differential signal lines: Specifically, USB, HDMI, and other high-speed data interfaces where common mode noise can significantly degrade signal integrity.
• Power supply lines: Filtering noise in DC power lines to prevent interference with sensitive electronic components.
• Audio equipment: Reducing noise in audio signals to improve sound quality.
• Automotive electronics: Protecting sensitive automotive systems from electromagnetic interference.
• Industrial equipment: Filtering noise in industrial control systems to ensure reliable operation.

Features

• Compact size: Designed for space-constrained applications.
• High common mode impedance: Effectively suppresses common mode noise across a wide frequency range.
• Low differential mode impedance: Minimizes signal degradation in differential signal lines.
• Excellent temperature stability: Maintains stable performance over a wide temperature range.
• RoHS compliant: Complies with Restriction of Hazardous Substances directive, making it environmentally friendly.

Benefits

• Improved signal integrity: Reduces common mode noise, leading to clearer and more reliable signal transmission.
• Enhanced system reliability: Protects sensitive electronic components from damage caused by EMI.
• Reduced EMI emissions: Minimizes the amount of electromagnetic interference emitted by the device, helping to meet regulatory requirements.
• Space saving: Its small size allows for integration into compact electronic devices.
• Stable performance: Consistent performance even under varying temperature conditions.

Additional Details

The LFC3501B1040B020 has a common mode impedance of 100 ohms at 100 MHz. It is designed for a maximum DC resistance of 0.1 ohms. The operating temperature range typically spans from -40°C to +85°C. The specific dimensions are usually around 3.5 x 1.6 x 1.1 mm. This common mode choke is typically surface mountable, making it easy to integrate into automated assembly processes. It is suitable for applications requiring effective noise suppression in high-speed data transmission and power supply lines.