https://community.nxp.com/t5/S32K/FS26-VREF-Output-voltage-not-stable/m-p/1922759#M38633 <P>FS26 VREF Output voltage not stable but all other voltage are get and stable</P><P>LDO1, LDO2&lt; VTRIK1, VTRIK2, VCORE</P><P>FS36 Part no.&nbsp;<SPAN>MFS2613AMD3D</SPAN></P> Thu, 01 Aug 2024 08:26:36 GMT GNANAPANDI 2024-08-01T08:26:36Z https://community.nxp.com/t5/S32K/FS26-VREF-Output-voltage-not-stable/m-p/1922759#M38633 <P>FS26 VREF Output voltage not stable but all other voltage are get and stable</P><P>LDO1, LDO2&lt; VTRIK1, VTRIK2, VCORE</P><P>FS36 Part no.&nbsp;<SPAN>MFS2613AMD3D</SPAN></P> Thu, 01 Aug 2024 08:26:36 GMT https://community.nxp.com/t5/S32K/FS26-VREF-Output-voltage-not-stable/m-p/1922759#M38633 GNANAPANDI 2024-08-01T08:26:36Z https://community.nxp.com/t5/S32K/FS26-VREF-Output-voltage-not-stable/m-p/1923002#M38648 <P>Hi,</P> <P>Could you please share your schematic or at least part of your schematic with VREF?</P> <P>Are you using the recommended input and outputs caps?</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Fig 16.png" style="width: 770px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/291418iBE4C7ED7B2932E9A/image-size/large?v=v2&amp;px=999" role="button" title="Fig 16.png" alt="Fig 16.png" /></span></P> <P>How big is the fluctuation of VREF and is it the same on all FS26 devices you have tested?</P> <P>BRs, Tomas</P> Thu, 01 Aug 2024 12:40:06 GMT https://community.nxp.com/t5/S32K/FS26-VREF-Output-voltage-not-stable/m-p/1923002#M38648 TomasVaverka 2024-08-01T12:40:06Z