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TUSB8041: TUSB8041IRGCT

SUKHO OH
Prodigy 10 points
Part Number: TUSB8041

Tool/software:

Hello, 

I have question regarding to TUSB8041 - 4 port USB 3.0 hub.

I will use two USB3.0 and two USB2.0 for downstream and i don't use it for battery charging application.

Can i floating(leave) below pins without any connection?

- PWRCTLx/BATENx, OVERCURxz

If yes, can i set rest of pins as following,

- AUTOENz/ HS_SUSPEND : disable

Thanks

Best regards.

  • 0
    TI__Guru*** 146635 points

    PWRCTLx/BATENx, OVERCURx  are used to control power switching for downstream port Vbus, if  Vbus is not needed for your downstream port , then you can leave these pin floating.

    if battery charging is not supported , then AUTOENz/ HS_SUSPEND : disable

    Best

    Brian

  • 0
    Prodigy 10 points

    Hello Brian,

    Thanks for your reply.

    One more question, if i will providing external 5V to VBUS for downstream, is it okay to leave these pins floating?

    thanks

    Best regards.