SLGC55546C

AI 生成的摘要: The SLG55546 functions as a current limiter by controlling the current to 1.5A, adjustable via a resistor on the ILIM_H pin. When the current exceeds the set limit, the Fault# pin signals a fault by going low. The device integrates current limiting, fault detection, and low power consumption, making it suitable for USB ports, hubs, notebooks, and universal wall chargers. The design simplifies implementation by focusing on current limiting without requiring all USB charging port identification features.

AI 生成的摘要: The SLG55546 manages USB port power by combining current-limited power switching with USB 2.0 high-speed data line switching and charging port identification. It enables multiple USB charging ports to share a single 5V power source without overload by allowing one port to deliver high current while limiting others to lower current. The device monitors data lines and uses a STATUS# pin to toggle charging modes dynamically between ports. This solution supports USB ports, hubs, notebooks, and universal wall chargers with internal protection and low power consumption.