https://devzone.nordicsemi.com/f/nordic-q-a/83057/low-power-mode-current-consumptioni am trying to measure the current consumption of nrf52840 dongle in low power mode by using the power profiler kit,i have used the RTC intterupt to wake up the device for every 1.25 seconds but the current consumption is 52ua, and i have not done anyen-USTelligent Community 13Mon, 03 Jan 2022 09:17:36 GMThttps://devzone.nordicsemi.com/thread/345596?ContentTypeID=1Mon, 03 Jan 2022 09:17:36 GMT137ad170-7792-4731-bb38-c0d22fbe4515:3279c156-4bfe-4d3e-84dd-b1aa8a2b9aedStian R&#248;ed Hafskjold<p>Hi, if you power the dongle on VBUS you also power the USB interface on the nRF52 (VBUS_nRF) which will consume some current, even though the USB is disabled.</p> <p><img alt=" " src="https://devzone.nordicsemi.com/resized-image/__size/320x240/__key/communityserver-discussions-components-files/4/5857.dongle.png" /></p> <p>Try to supply voltage to VDD_nRF instead (max 3.6V)</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/345027?ContentTypeID=1Sat, 25 Dec 2021 03:12:33 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cc1bd4d5-5ec0-4577-9de3-b09b891b8077venkatesha kj<p>i have used PPK in source meter mode and power up the dongle by connecting the vout and gnd of PPK to VBUS and gnd of the dongle ,and i have not altered the SB1 and SB2 states</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/344925?ContentTypeID=1Thu, 23 Dec 2021 11:09:29 GMT137ad170-7792-4731-bb38-c0d22fbe4515:3a7cdebc-bf6f-497d-89e5-f24ca2f36ce0Stian R&#248;ed Hafskjold<p>Hi, can you please describe the measurement setup? Which connections you have made between the PPK and the dongle, if it&#39;s connected to the USB or not, SB1 and SB2 state, etc. Thanks</p> <p>Also please have a look here: <a href="https://devzone.nordicsemi.com/f/nordic-q-a/82467/interaction-jlink-and-power-profiler-ppkii">https://devzone.nordicsemi.com/f/nordic-q-a/82467/interaction-jlink-and-power-profiler-ppkii</a></p><div style="clear:both;"></div>