https://devzone.nordicsemi.com/f/nordic-q-a/38679/power-consumption-due-to-to-use-of-usb2-0I&#39;m working with nRF52840 on a battery powered device , as a result theres a constraint in the total power of the cell . Now , it&#39;s been decided to use the USB2.0 at full-speed ; what would be the the increase in power consumption due to the use of USBen-USTelligent Community 13Tue, 25 Sep 2018 11:06:38 GMThttps://devzone.nordicsemi.com/thread/150224?ContentTypeID=1Tue, 25 Sep 2018 11:06:38 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cc4e792b-dbec-4aab-93f3-39e8d15b065cmanoj008<p>Can I use the system in config no 5 ,i.e USB with : VDD =1.8 V and VDDH connected to VDD ?&nbsp;</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/150219?ContentTypeID=1Tue, 25 Sep 2018 11:00:13 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d5656f87-526a-4da1-8624-f2009e89ea11manoj008<p>Thanks for the info Sigurd.</p> <p>Is this the average current that will be drawn from both VDD and VDDH , or any one supply ??</p> <p>Pl correct me in case .</p> <p></p> <p>Regards,</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/149646?ContentTypeID=1Thu, 20 Sep 2018 13:07:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2eded529-0ebf-4048-9c08-e7e24ca03732Sigurd<p>Hi,</p> <p>This is documented in the USBD chapter in the PS. See <a href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.nrf52840.ps/usbd.html?cp=2_0_0_5_34_13#unique_245553839">this page</a>.</p><div style="clear:both;"></div>