https://devzone.nordicsemi.com/f/nordic-q-a/6800/how-to-enable-always-dcdc-converter-on-nrf51422I want to always enable DCDC converter on nRF51422 regradless of RF enable.en-USTelligent Community 13Mon, 04 May 2015 09:47:05 GMThttps://devzone.nordicsemi.com/thread/23952?ContentTypeID=1Mon, 04 May 2015 09:47:05 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f35f4df1-7dcb-4725-8660-198aecb4caecStefan Birnir Sverrisson<p>Hi kicky. The efficiency of the DCDC is stated in figure 11 in nRF51822 PS v3.1.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/23951?ContentTypeID=1Thu, 30 Apr 2015 16:40:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c451dd9a-5628-4080-b334-134616889e41kicky<p>I understand that DCDC converter is controlled by H/W on nRF51422 Pleaes let me know how to measure the efficiency of DCDC converter and provide FW for that.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/23950?ContentTypeID=1Thu, 30 Apr 2015 12:24:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a1f9950c-1a0d-4db3-a574-1821b568147eStefan Birnir Sverrisson<p>Hi</p> <p>The DCDC recommendations are <a href="https://devzone.nordicsemi.com/question/685/ldo-vs-dcdc-nrf51822/?answer=988#post-id-988">here</a>.</p> <p>When you enable the DCDC it will not turn on. It will just enable the softdevice to turn it on when radio is active, as stated in nRF51 Series Reference Manual 3.0 section 12.1.3.</p><div style="clear:both;"></div>