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    Duet3 and power limits on the IO_x pins.

    Duet Hardware and wiring
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    • Nuramori
      Nuramori last edited by

      I'm looking to power an Adafruit Metro Mini, which requires 5v. It says it has an onboard power regulator to supply 150mA out, so I would assume that this would be the highest power draw theMetro Mini would pull?

      My question is, can I power this off of the 5v that's on the IO_x 5v_ext pin?

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      • dc42
        dc42 administrators @Nuramori last edited by

        @Nuramori said in Duet3 and power limits on the IO_x pins.:

        I'm looking to power an Adafruit Metro Mini, which requires 5v. It says it has an onboard power regulator to supply 150mA out, so I would assume that this would be the highest power draw theMetro Mini would pull?

        My question is, can I power this off of the 5v that's on the IO_x 5v_ext pin?

        Maximum total power draw (sum of 5V and 3.3V current) from the IO pins, the Raspberry Pi connector and the DotStar LED connector is 3A. There is also a total limit on +3.3v power that we haven't quantified yet, but I think 200mA should be OK.

        Duet WiFi hardware designer and firmware engineer
        Please do not ask me for Duet support via PM or email, use the forum
        http://www.escher3d.com, https://miscsolutions.wordpress.com

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