BQ25890: Can BQ25890OTG function be grounded?

wang Ranen

Part Number: BQ25890

Hi Ti

1:Can BQ25890OTG function be grounded?

2:Could you please REVIEW whether the use of OTG and some pin functions is affected in our schematic design? Could you simplify the use of some peripheral devices?Thanks

充电原理图.pdf 充电原理图.pdf

over 6 years ago

0 Ning T over 6 years ago

TI__Guru 63621 points

Hi,

When OTG pin is grounded, boost function is disabled.

Please visit https://e2e.ti.com/support/power-management/f/196/t/874557 for BQ2589X: Schematic Review and PCB Layout Design Tips and https://e2e.ti.com/support/power-management/f/196/t/875386 for BQ2589x/BQ25898x FAQs.

Please watch the video below for charger operations and valuable tips.

Battery charger system overview (training.ti.com/battery-charger-system-overview

If you still have questions after going though the information, please feel free to let us know.

Thanks,

Ning.

Power management

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BQ25890: Can BQ25890OTG function be grounded?