Use this high side switch and usb power distribution switch TPS2052BDGNR USB powered Ethernet switch from Texas Instruments to control which one of your devices draws power. Using the part will provide the power your application needs by requiring a voltage only of 2.7 V and not exceeding a voltage of 5.5 V. Its current limit is 0.75 to 1.25 A. This component will be shipped in tape and reel packaging for effective mounting and safe delivery. This USB powered network switch has a minimum operating temperature of -40 °C and a maximum of 85 °C.