https://devzone.nordicsemi.com/f/nordic-q-a/36583/nrf52832-rtc-systemoff-power-comsumptionHere I am working on NRF52832 + SDK15。 I have designed two board with different 52832 package ( N52832-CIAAB0 and N52832-QFAAB0 ), I have disabled all peripheral part and test CPU power consumption. I used same software，but I found power consumptionen-USTelligent Community 13Tue, 24 Jul 2018 08:26:00 GMThttps://devzone.nordicsemi.com/thread/141100?ContentTypeID=1Tue, 24 Jul 2018 08:26:00 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9227261c-e1be-4c82-9f07-8b90fc762c8abjorn-spockeli<p>Hi <a href="https://devzone.nordicsemi.com/members/maidb">MAIDB</a>,&nbsp;</p> <p>the numbers you&#39;ve posted are very high if you&#39;re only using the RTC, you should see numbers similar to the ones listed in&nbsp;<a title=" Current consumption: Ultra-low power " href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.nrf52832.ps.v1.1/pmu.html?cp=2_1_0_16_0_0_2#unique_498092668">&nbsp;Current consumption: Ultra-low power</a>&nbsp;in the nRF52832 PS.&nbsp;</p> <p>It is not possible to keep the RTC running in System OFF mode, all peripherals except the configured wakeup sources( GPIO Sense, LPCOMP, NFC Wake-on-Field) will be active.</p> <p>Best regards</p> <p>Bjørn&nbsp;</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/140590?ContentTypeID=1Thu, 19 Jul 2018 03:32:05 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ff913f6c-1a88-4186-bf83-8bf51ccc4468MAIDB<p>I am using external LDO, not DCDC.</p><div style="clear:both;"></div>