RTS5455 RTS5455-GR 5455 IC

RTS5455 RTS5455-GR 5455 IC is a high-performance USB 3.1 Gen1 hub controller designed to provide multiple downstream USB connections with fast data transfer and intelligent power management. It offers full backward compatibility with USB 2.0 devices and supports USB Battery Charging v1.2, enabling efficient device charging. Integrated port power control, over-current protection, and low standby power make it ideal for modern USB hubs, docking stations, and embedded systems. Packaged in a QFN form factor and marked as 5455, this IC ensures stable operation and easy integration in compact designs.

Technical Summary:

• Model: RTS5455 / RTS5455-GR
• Manufacturer: Realtek
• Type: USB 3.1 Gen1 Hub Controller IC
• Ports: Multiple downstream ports
• Features: BC1.2 charging, power management, over-current protection
• Compatibility: USB 3.1 / 2.0 compliant
• Package: QFN
• Marking Code: 5455
• Applications: USB hubs, docking stations, motherboards, embedded systems