Use this high side switch and usb power distribution switch TPS2042D USB powered Ethernet switch from Texas Instruments to control which one of your devices draws power. The best way to provide power to your application is by using this, which needs a voltage of at least 2.7 V and no higher than 5.5 V. Its current limit is 0.9 A. In order to ensure parts aren"t damaged by bulk packaging, this product comes in tube packaging to add a little more protection by storing the loose parts in an outer tube. This USB powered network switch has a minimum operating temperature of -40 °C and a maximum of 85 °C.
