https://community.nxp.com/t5/Power-Management/PCA9460B-BUCK1-CPU/m-p/2318323#M4995 <P>I was reviewing the PDF for the design of the I.MX8ULP EVK for 15*15mm I.MX8ULP and one thing didn't quite click, i saw that there were a bunch of usages of&nbsp; BUCK1_CPU_1V8 however i only saw BUCK1_1V8 being defined, defined as in power injected through by the PMIC or used a pin to output to the aforementioned component<BR />I would like to confirm whether BUCK1_1V8 and BUCK1_CPU_1V8 are the same? or they are a seperate circuit that crossed over to another PDF since i have used the find function and there are only usages and notes about it but no power injections or outputs to it&nbsp;</P> Sat, 14 Feb 2026 14:38:39 GMT Graph0115 2026-02-14T14:38:39Z https://community.nxp.com/t5/Power-Management/PCA9460B-BUCK1-CPU/m-p/2318323#M4995 <P>I was reviewing the PDF for the design of the I.MX8ULP EVK for 15*15mm I.MX8ULP and one thing didn't quite click, i saw that there were a bunch of usages of&nbsp; BUCK1_CPU_1V8 however i only saw BUCK1_1V8 being defined, defined as in power injected through by the PMIC or used a pin to output to the aforementioned component<BR />I would like to confirm whether BUCK1_1V8 and BUCK1_CPU_1V8 are the same? or they are a seperate circuit that crossed over to another PDF since i have used the find function and there are only usages and notes about it but no power injections or outputs to it&nbsp;</P> Sat, 14 Feb 2026 14:38:39 GMT https://community.nxp.com/t5/Power-Management/PCA9460B-BUCK1-CPU/m-p/2318323#M4995 Graph0115 2026-02-14T14:38:39Z https://community.nxp.com/t5/Power-Management/PCA9460B-BUCK1-CPU/m-p/2318324#M4996 <P>Don't worry guys, i found it on the next page.. why wouldn't they put a page ref for that one&nbsp;</P> Sat, 14 Feb 2026 15:16:21 GMT https://community.nxp.com/t5/Power-Management/PCA9460B-BUCK1-CPU/m-p/2318324#M4996 Graph0115 2026-02-14T15:16:21Z