https://devzone.nordicsemi.com/f/nordic-q-a/79323/changed-external-decoupling-of-nrf9160Hi, In your nRF9160 Product Specification rev. 2.0, you have changed the recommended decoupling of DEC0, VDD1 and VDD2 (ref chapter 10.3 Reference circuitry). For DEC0 the decoupling capacitance has been decreased from 47&#181;F to 4.7&#181;F. For older PSen-USTelligent Community 13Mon, 06 Sep 2021 10:59:01 GMThttps://devzone.nordicsemi.com/thread/328151?ContentTypeID=1Mon, 06 Sep 2021 10:59:01 GMT137ad170-7792-4731-bb38-c0d22fbe4515:49d507c9-c84a-4326-aa00-fd2950479b59Kenneth<p>Hello,</p> <p>This was a change from&nbsp;Rev1 to Rev2:<br /><a href="https://infocenter.nordicsemi.com/topic/comp_matrix_nrf9160/COMP/nrf9160/nrf9160_doc_ref_design_files_overview.html">https://infocenter.nordicsemi.com/topic/comp_matrix_nrf9160/COMP/nrf9160/nrf9160_doc_ref_design_files_overview.html</a></p> <p>You should find relevant information browsing the nRF9160 on the left side menu, but in specific see:<br /><a href="https://infocenter.nordicsemi.com/pdf/pcn_134_v1.0.1.pdf">https://infocenter.nordicsemi.com/pdf/pcn_134_v1.0.1.pdf</a></p> <p>Kenneth</p> <p></p><div style="clear:both;"></div>