SensorsのトピックRe: NXP MPXV5050 Vacuum sensor support https://community.nxp.com/t5/Sensors/NXP-MPXV5050-Vacuum-sensor-support/m-p/815657#M5223 <HTML><HEAD></HEAD><BODY><P>Hi Kobi,</P><P></P><P>The MPXV5050GC6U is a positive gauge pressure sensor, so it measures the positive pressure (up to 50 kPa) relative to the ambient pressure on the P2 side.</P><P>&nbsp;</P><P>For your application I would recommend either absolute or negative gauge pressure sensors.</P><P>&nbsp;</P><P>The minimum rated pressure of NXP absolute pressure sensors is typically 15 kPa, so they will not respond in the range of 30 mbar to 150 mbar.</P><P>&nbsp;</P><P>The only NXP device I can recommend is the <A href="https://www.nxp.com/docs/en/data-sheet/MPXV6115V.pdf">MPXV6115VC6U</A> which is a negative gauge pressure sensor designed to measure „vacuum“ from 0 kPa down to -115 kPa:</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_2.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/69146i108ED1AED892A2D2/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_2.png" alt="pastedImage_2.png" /></span></P><P></P><P>Best regards,</P><P>Tomas</P></BODY></HTML> Wed, 12 Sep 2018 10:33:50 GMT TomasVaverka 2018-09-12T10:33:50Z NXP MPXV5050 Vacuum sensor support https://community.nxp.com/t5/Sensors/NXP-MPXV5050-Vacuum-sensor-support/m-p/815656#M5222 <HTML><HEAD></HEAD><BODY><P>Hi,&nbsp;</P><P></P><P>I would like to use the NXP MPXV5050GC6U to measure the vacuum level inside a box, where the levels can be in between 30milibar to 400milibar.</P><P>Is this the correct part to use, or there is another recommended part ?</P><P></P><P>Thanks for the support !</P><P>Kobi.</P></BODY></HTML> Tue, 03 Feb 2026 22:33:57 GMT https://community.nxp.com/t5/Sensors/NXP-MPXV5050-Vacuum-sensor-support/m-p/815656#M5222 kobi1 2026-02-03T22:33:57Z Re: NXP MPXV5050 Vacuum sensor support https://community.nxp.com/t5/Sensors/NXP-MPXV5050-Vacuum-sensor-support/m-p/815657#M5223 <HTML><HEAD></HEAD><BODY><P>Hi Kobi,</P><P></P><P>The MPXV5050GC6U is a positive gauge pressure sensor, so it measures the positive pressure (up to 50 kPa) relative to the ambient pressure on the P2 side.</P><P>&nbsp;</P><P>For your application I would recommend either absolute or negative gauge pressure sensors.</P><P>&nbsp;</P><P>The minimum rated pressure of NXP absolute pressure sensors is typically 15 kPa, so they will not respond in the range of 30 mbar to 150 mbar.</P><P>&nbsp;</P><P>The only NXP device I can recommend is the <A href="https://www.nxp.com/docs/en/data-sheet/MPXV6115V.pdf">MPXV6115VC6U</A> which is a negative gauge pressure sensor designed to measure „vacuum“ from 0 kPa down to -115 kPa:</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_2.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/69146i108ED1AED892A2D2/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_2.png" alt="pastedImage_2.png" /></span></P><P></P><P>Best regards,</P><P>Tomas</P></BODY></HTML> Wed, 12 Sep 2018 10:33:50 GMT https://community.nxp.com/t5/Sensors/NXP-MPXV5050-Vacuum-sensor-support/m-p/815657#M5223 TomasVaverka 2018-09-12T10:33:50Z