输入12V后,LODRV1/HIDRV1和LODRV2/HIDRV2无电压 ,VDDA为6V, VBAT为6V,VSYS为6V,请问为啥LODRV1/HIDRV1和LODRV2/HIDRV2无电压
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您好,请参考schematic checklish确认电路和layout
Please see attached document.
0552.BQ2570X_BQ2571X_BQ2572X_BQ2573X_SchematicChecklist.pdf
For layout guidance, please see the following FAQ.
https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1032723/faq-how-do-i-ensure-the-charger-layout-is-satisfactory-is-there-a-guideline-for-the-buck-boost-charger-controllers-like-bq25713-bq25720-and-bq25730-etc