How much power can be provided through USB?

We can see that the 5 volt line (+5V0) is powered directly from the USB input power, through a 1.1A, 6V Polyfuse (miniSMD). I believe this means that the 5V input is current limited to 1.1A (maximum hold current, not peak). Let’s assume that you’re powering the device from a regulated 5V supply capable of …

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