Part Number: TPS3851
Tool/software:
Hi Sir,
after our confirm, we think the R4427 resistor does not need it, everything else is fine, right?
could help confirm for us again , thanks for your support and learn from you.

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Part Number: TPS3851
Tool/software:
Hi Sir,
after our confirm, we think the R4427 resistor does not need it, everything else is fine, right?
could help confirm for us again , thanks for your support and learn from you.

Hi Tommy,
The schematic looks good to me.
Jesse
Hi Tommy,
The pull-up resistor is not necessary, unless the SoC needs help to get above the VIH min of the WDI.

Jesse