The ACH3218-102 is a common mode choke from TDK Corporation, designed to suppress common mode noise in various electronic devices. It is part of the ACH3218 series, known for its compact size and excellent noise suppression characteristics. This component is particularly effective in mitigating noise generated by high-speed data lines and power lines.

Applications

• Suppression of common mode noise in USB lines.
• Noise filtering in LVDS (Low-Voltage Differential Signaling) circuits.
• Noise reduction in HDMI interfaces.
• Filtering power lines in electronic devices.
• Noise countermeasures for various signal lines in consumer electronics.

Features

• Compact size (3.2 x 1.8 x 1.8 mm).
• High common mode impedance at high frequencies.
• Excellent noise suppression characteristics.
• Suitable for reflow soldering.
• RoHS compliant.

Benefits

• Improved signal integrity by reducing common mode noise.
• Enhanced electromagnetic compatibility (EMC) performance of electronic devices.
• Reduced susceptibility to external noise interference.
• Space-saving design for compact devices.
• Compliance with environmental regulations.

Specifications

The ACH3218-102 features a common mode impedance of 1000 ohms at 100 MHz. It has a rated current of approximately 300mA and a DC resistance of around 1 ohm. The operating temperature range is typically between -40°C to +85°C. It's designed for surface mount technology (SMT) assembly.