Power Supply

obniz Board can be powered by one of two way.

  1. From USB
  2. Power pin.

Available voltage range is described at Spec.


obniz Boardobniz Board 1Y
Micro USBUSB Type-C

zPower pin(only obniz Board 1Y)

Power pin is hided three terminals.

+ and - share power with USB.
So you can get a power from USB or power a obniz Board 1Y without USB.

3.3v is a output from obniz Board 1Y. It is generated inside of obniz Board 1Y. You can get up to 1A but it also used from obniz Board 1Y it self. We recommend 500mA or below.

Silk on boardInputOutput
+Spec described range5v(Same as USB)
3.3vNot Available3.3v
Spec described range0v(Same as USB)