i.MX ProcessorsのトピックIncreasing PMIC current sourcing https://community.nxp.com/t5/i-MX-Processors/Increasing-PMIC-current-sourcing/m-p/658523#M101007 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Can we short SW1A output (i.e.DCDC_3V3) and SW2 output (i.e.VPERI_3V3) together, in order to increase the total current capacity of the 3.3V power rail.</P><P></P><P>Will it impact the power Up and Down sequence of the CPU. This is shown below.</P><P><span class="lia-inline-image-display-wrapper" image-alt="PMIC.PNG"><img src="https://community.nxp.com/t5/image/serverpage/image-id/17764i4242C4511C707730/image-size/large?v=v2&amp;px=999" role="button" title="PMIC.PNG" alt="PMIC.PNG" /></span></P><P>Regards, Surendra</P></BODY></HTML> Fri, 07 Apr 2017 06:25:55 GMT surendrajadhav 2017-04-07T06:25:55Z Increasing PMIC current sourcing https://community.nxp.com/t5/i-MX-Processors/Increasing-PMIC-current-sourcing/m-p/658523#M101007 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Can we short SW1A output (i.e.DCDC_3V3) and SW2 output (i.e.VPERI_3V3) together, in order to increase the total current capacity of the 3.3V power rail.</P><P></P><P>Will it impact the power Up and Down sequence of the CPU. This is shown below.</P><P><span class="lia-inline-image-display-wrapper" image-alt="PMIC.PNG"><img src="https://community.nxp.com/t5/image/serverpage/image-id/17764i4242C4511C707730/image-size/large?v=v2&amp;px=999" role="button" title="PMIC.PNG" alt="PMIC.PNG" /></span></P><P>Regards, Surendra</P></BODY></HTML> Fri, 07 Apr 2017 06:25:55 GMT https://community.nxp.com/t5/i-MX-Processors/Increasing-PMIC-current-sourcing/m-p/658523#M101007 surendrajadhav 2017-04-07T06:25:55Z Re: Increasing PMIC current sourcing https://community.nxp.com/t5/i-MX-Processors/Increasing-PMIC-current-sourcing/m-p/658524#M101008 <HTML><HEAD></HEAD><BODY><P>No, it is not possible to do it the way you describe due to the asynchronous nature of these switching regulators operation.</P><P><BR />Have a great day,<BR />Artur</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Fri, 07 Apr 2017 08:13:11 GMT https://community.nxp.com/t5/i-MX-Processors/Increasing-PMIC-current-sourcing/m-p/658524#M101008 art 2017-04-07T08:13:11Z