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TPS25751: PP5V vs VSYS (PPHV) for USB-OTG (Source)

Part Number: TPS25751
Other Parts Discussed in Thread: BQ25731, PMP41062

Tool/software:

How does the TPS25751 manage sourcing from both PP5V and VSYS(PPHV) when used for USB-OTG (sourcing) applications?

I'm pairing the TPS25751 with the BQ25731 for a power-only bidirectional charging application similar to reference design PMP41062.

I'd like the BQ25731 to do the heavy lifting for USB-OTG and would like to design my PP5V power supply for only the minimum required current budget.

So for example, if my TPS25751 PP5V supply is only rated for 100mA (to support VConn), but the downstream sink is requesting 5V@3A, can the TPS25751 configure the BQ25731 to source this load?