UCS2112 Datasheet - Microchip

UCS2112, USB Dual-Port Power Switch and Current Monitor

UCS2112 USB Dual-Port Power Switch and Current Monitor .
The UCS2112 is a dual USB port power switch configuration which can provide 3.

Features

* Dual-Port Power Switches: - 2.9V to 5.5V source voltage range - 3.0A continuous current per VBUS port with 40 m On resistance per switch - Independent port power switch enable pins - DUAL fault ALERT# active drain output pins - Constant Current or Trip mode current limiting behaviors - Un

Applications

* having SMBus/I2C communications. For applications with SMBus, the UCS2112 provides per-port current monitoring and eight programmable current limits per switch, ranging from 0.53A to 3.0A continuous current (3.4A maximum). Per-port charge rationing is also provided ranging from 3.8 mAh to 246.3 Ah.

UCS2112-Microchip.pdf