Use this high side switch and usb power distribution switch TPS2052BDR USB powered Ethernet switch from Texas Instruments to control which one of your devices draws power. By only needing an input voltage of 2.7 V with a maximum of 5.5 V, this is the best way to control the power in your circuit. Its current limit is 0.75 to 1.25 A. Tape and reel packaging will encase this product during shipment, in order to ensure safe delivery and enable quick mounting of components. This USB powered network switch has an operating temperature range of -40 °C to 85 °C.