The FSUSB42MX, manufactured by Fairchild/ON Semiconductor, is a USB 2.0 High-Speed (480Mbps) switch with integrated Common Mode Filter (CMF). It's designed to protect USB data lines from ESD (Electrostatic Discharge) strikes and filter out common-mode noise, improving signal integrity and reducing EMI. This device is commonly used in portable devices and other applications where USB port protection is essential.

Applications:

• Smartphones and mobile devices.
• Laptop and notebook computers.
• Tablets.
• Digital cameras.
• Portable media players.

Features:

• USB 2.0 High-Speed (480Mbps) data rates.
• Integrated Common Mode Filter (CMF).
• ESD protection exceeding IEC 61000-4-2 standards.
• Low insertion loss to minimize signal degradation.
• Small footprint package for space-constrained applications.

Benefits:

• Robust protection against ESD damage to USB ports.
• Improved signal integrity by filtering common-mode noise.
• Reduced electromagnetic interference (EMI).
• Maintained signal quality due to low insertion loss.
• Easy integration into compact designs.

Additional Details:

The FSUSB42MX is a key component for ensuring reliable USB communication in environments prone to ESD events and noise. Its integrated Common Mode Filter (CMF) effectively suppresses unwanted noise, contributing to cleaner and more accurate data transmission. The device's compliance with USB 2.0 High-Speed specifications ensures compatibility with a wide range of USB devices and peripherals. Its small package size allows for easy placement on PCBs, even in densely populated circuit boards. By providing robust ESD protection and signal conditioning, the FSUSB42MX helps to prevent device failures and ensure consistent performance.