The ACF321825-471-T is a common mode filter manufactured by TDK Corporation, a global leader in electronic components. This filter is designed to suppress common mode noise in high-speed data transmission lines, enhancing the performance and reliability of electronic devices. Common mode noise is a type of electromagnetic interference (EMI) that can degrade signal quality and cause malfunctions in sensitive circuits. The ACF321825-471-T effectively attenuates this noise, ensuring clear and stable data transmission.

Applications:

• USB Data Lines: Filtering common mode noise on USB 2.0 and USB 3.0 data lines.
• HDMI Interfaces: Reducing EMI in HDMI connections for high-definition audio and video.
• LVDS Interfaces: Suppressing noise in LVDS circuits used in displays and other high-speed applications.
• Ethernet Interfaces: Filtering common mode noise on Ethernet data lines to improve network performance.
• DisplayPort Interfaces: Minimizing EMI in DisplayPort connections for clear and stable video signals.

Features:

• Impedance: 470 Ohms at 100 MHz
• Size: 3.2 x 1.8 x 2.5 mm
• Termination: Surface Mount Device (SMD)
• Operating Temperature: -40°C to +85°C
• RoHS Compliant: Environmentally friendly, lead-free construction.
• High Attenuation: Provides significant common mode noise suppression.

Benefits:

• Improved Signal Quality: Reduces common mode noise for clear and stable data transmission.
• Enhanced Reliability: Protects sensitive circuits from EMI-induced malfunctions.
• Compact Size: Small footprint allows for use in space-constrained applications.
• Easy Integration: Surface mount design simplifies assembly and integration into circuit boards.
• Cost-Effective: Provides a cost-effective solution for EMI suppression.

The ACF321825-471-T common mode filter is designed for optimal performance in high-speed data transmission applications. Its compact size and high impedance make it an ideal choice for filtering noise in USB, HDMI, LVDS, and Ethernet interfaces. The filter's specifications include a wide operating temperature range, ensuring reliable performance in various environments. Its surface mount design simplifies the assembly process, reducing manufacturing costs and improving overall product quality. The robust construction guarantees long-lasting performance and protection against EMI-related issues. This filter is an essential component for maintaining signal integrity and ensuring the reliable operation of electronic devices.