https://community.nxp.com/t5/In-Vehicle-Networking/TJA1027T/m-p/2343353#M155 <P>What will happen if this is connected to battery supply?</P> Wed, 01 Apr 2026 03:17:09 GMT 741Prashant14 2026-04-01T03:17:09Z https://community.nxp.com/t5/In-Vehicle-Networking/TJA1027T/m-p/2343348#M153 <P>Hello Team,</P><P>If we connect TJA1027T NC pin no 3 to battery(12V) is it fine??&nbsp;</P><P>Provide your quick reply</P> Wed, 01 Apr 2026 03:11:13 GMT https://community.nxp.com/t5/In-Vehicle-Networking/TJA1027T/m-p/2343348#M153 741Prashant14 2026-04-01T03:11:13Z https://community.nxp.com/t5/In-Vehicle-Networking/TJA1027T/m-p/2343350#M154 <P>NC means no connected with die of this IC,we recommend to floating this pin</P> Wed, 01 Apr 2026 03:15:36 GMT https://community.nxp.com/t5/In-Vehicle-Networking/TJA1027T/m-p/2343350#M154 guoweisun 2026-04-01T03:15:36Z https://community.nxp.com/t5/In-Vehicle-Networking/TJA1027T/m-p/2343353#M155 <P>What will happen if this is connected to battery supply?</P> Wed, 01 Apr 2026 03:17:09 GMT https://community.nxp.com/t5/In-Vehicle-Networking/TJA1027T/m-p/2343353#M155 741Prashant14 2026-04-01T03:17:09Z https://community.nxp.com/t5/In-Vehicle-Networking/TJA1027T/m-p/2343360#M156 <P>To avoid introducing unexpected coupling or failure risks.</P> Wed, 01 Apr 2026 03:25:39 GMT https://community.nxp.com/t5/In-Vehicle-Networking/TJA1027T/m-p/2343360#M156 guoweisun 2026-04-01T03:25:39Z