https://community.nxp.com/t5/MPC5xxx/MPC574xP-BCTRL/m-p/2390094#M28461 <P>Hi:</P> <P>My customer is using MPC5741P for Auto ESC application.</P> <P>Currently, they were asked by the end OEM about BCTRL pin characteristics, such as voltage region.&nbsp;</P> <P>Could you help check and confirm it? Thanks.</P> <P>&nbsp;</P> <P>Below is the waveform, it's triangle, and&nbsp; OEM asked to add decouple Cap. on base control output pin from MCU side.&nbsp;</P> <P>&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="BoxLi_0-1783050842506.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/391161i021DB60A4A6D3651/image-size/medium?v=v2&amp;px=400" role="button" title="BoxLi_0-1783050842506.png" alt="BoxLi_0-1783050842506.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">BoxLi_0-1783050842506.png</span></span></P> <P>&nbsp;</P> Fri, 03 Jul 2026 03:56:21 GMT BoxLi 2026-07-03T03:56:21Z https://community.nxp.com/t5/MPC5xxx/MPC574xP-BCTRL/m-p/2390094#M28461 <P>Hi:</P> <P>My customer is using MPC5741P for Auto ESC application.</P> <P>Currently, they were asked by the end OEM about BCTRL pin characteristics, such as voltage region.&nbsp;</P> <P>Could you help check and confirm it? Thanks.</P> <P>&nbsp;</P> <P>Below is the waveform, it's triangle, and&nbsp; OEM asked to add decouple Cap. on base control output pin from MCU side.&nbsp;</P> <P>&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="BoxLi_0-1783050842506.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/391161i021DB60A4A6D3651/image-size/medium?v=v2&amp;px=400" role="button" title="BoxLi_0-1783050842506.png" alt="BoxLi_0-1783050842506.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">BoxLi_0-1783050842506.png</span></span></P> <P>&nbsp;</P> Fri, 03 Jul 2026 03:56:21 GMT https://community.nxp.com/t5/MPC5xxx/MPC574xP-BCTRL/m-p/2390094#M28461 BoxLi 2026-07-03T03:56:21Z https://community.nxp.com/t5/MPC5xxx/MPC574xP-BCTRL/m-p/2390177#M28462 <P>Datasheets recommend different transistor as you can see below:</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="davidtosenovjan_0-1783063352184.png" style="width: 591px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/391182i8EC3011319A423FD/image-dimensions/591x252?v=v2" width="591" height="252" role="button" title="davidtosenovjan_0-1783063352184.png" alt="davidtosenovjan_0-1783063352184.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">davidtosenovjan_0-1783063352184.png</span></span></P> <P>Also it needs to be properly bypassed/decoupled. Pay attention mainly to VDD_LV_COR:</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="davidtosenovjan_1-1783063654558.png" style="width: 588px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/391184iAA06FDBAED81F5ED/image-dimensions/588x325?v=v2" width="588" height="325" role="button" title="davidtosenovjan_1-1783063654558.png" alt="davidtosenovjan_1-1783063654558.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">davidtosenovjan_1-1783063654558.png</span></span></P> <P>&nbsp;</P> Fri, 03 Jul 2026 07:28:22 GMT https://community.nxp.com/t5/MPC5xxx/MPC574xP-BCTRL/m-p/2390177#M28462 davidtosenovjan 2026-07-03T07:28:22Z https://community.nxp.com/t5/MPC5xxx/MPC574xP-BCTRL/m-p/2394041#M28477 <P>Hi David:</P> <P>Got it, thanks.</P> Sun, 12 Jul 2026 03:19:54 GMT https://community.nxp.com/t5/MPC5xxx/MPC574xP-BCTRL/m-p/2394041#M28477 BoxLi 2026-07-12T03:19:54Z