https://community.nxp.com/t5/i-MX-Processors/IMX28-CHARGE-4P2-ILIMIT/m-p/859082#M131203 <HTML><HEAD></HEAD><BODY><P>Hi Laurent</P><P></P><P>reason may be that current from the 5V (VDD5V) provides power also for other linear regulators</P><P>as described on Figure 1. i.MX28 PMU AN4199 Using the i.MX28 Power Management Unit and Battery Charger</P><P><A class="link-titled" href="https://www.nxp.com/docs/en/application-note/AN4199.pdf" title="https://www.nxp.com/docs/en/application-note/AN4199.pdf">https://www.nxp.com/docs/en/application-note/AN4199.pdf</A>&nbsp;</P><P></P><P>Best regards<BR />igor<BR />-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Thu, 14 Feb 2019 04:49:29 GMT igorpadykov 2019-02-14T04:49:29Z https://community.nxp.com/t5/i-MX-Processors/IMX28-CHARGE-4P2-ILIMIT/m-p/859081#M131202 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>I get a problem when I'm charging a battery Lithium and runing the application , the current from the 5V is upper to the limit of the CHARGE_4P2_ILIMIT set.</P><P>I set to 400mA in CHARGE_4P2_ILIMIT and the current limit charge is set to 350mA.</P><P>I read on my power supply 434mA under 5V , and the current inside the batterys is 300mA.</P><P>I've nothing on the 5V power rail on my board.</P><P></P><P>Why the current from the 5V power supply is more than the&nbsp; limit of the CHARGE_4P2_ILIMIT&nbsp; ?</P></BODY></HTML> Wed, 13 Feb 2019 15:30:34 GMT https://community.nxp.com/t5/i-MX-Processors/IMX28-CHARGE-4P2-ILIMIT/m-p/859081#M131202 david8 2019-02-13T15:30:34Z https://community.nxp.com/t5/i-MX-Processors/IMX28-CHARGE-4P2-ILIMIT/m-p/859082#M131203 <HTML><HEAD></HEAD><BODY><P>Hi Laurent</P><P></P><P>reason may be that current from the 5V (VDD5V) provides power also for other linear regulators</P><P>as described on Figure 1. i.MX28 PMU AN4199 Using the i.MX28 Power Management Unit and Battery Charger</P><P><A class="link-titled" href="https://www.nxp.com/docs/en/application-note/AN4199.pdf" title="https://www.nxp.com/docs/en/application-note/AN4199.pdf">https://www.nxp.com/docs/en/application-note/AN4199.pdf</A>&nbsp;</P><P></P><P>Best regards<BR />igor<BR />-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Thu, 14 Feb 2019 04:49:29 GMT https://community.nxp.com/t5/i-MX-Processors/IMX28-CHARGE-4P2-ILIMIT/m-p/859082#M131203 igorpadykov 2019-02-14T04:49:29Z