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  • TUSB2046B: with use of TPS2044

    TI Thinks Resolved
    Part Number: TUSB2046B Other Parts Discussed in Thread: TPS2044 Tool/software: hi Team, Can you please help me understand, in which cases does one need TPS2044 in addition to TUSB2046? Or to which degree are protection features also already integrated…
    • Answered

  • TUSB2046B: Interface between TUSB2046 and TPS2044

    Resolved
    Part Number: TUSB2046B Other Parts Discussed in Thread: TPS2044 , Regarding functionality of PWRON and OVRCUR discretes... If connected the same way as TUSB 2046 datasheet Figure 11, would the following statements be true: (1) When the hub detects a…
    • Resolved

  • TPS2044: TPS2044A/TPS2044B Differences

    TI Thinks Resolved
    Part Number: TPS2044 What are the main differences between the 3 versions of the TPS2044 family of chips (TPS2044/TPS2044A/TPS2044B)? They seem to all be for the same purpose and have similar specs. Is there a reason why a TPS2044A would not work where…
    • Answered

  • TPS2044: OC1 pin label error

    Resolved
    Part Number: TPS2044 It appears that figure 31 on page 19 of the Feb 1999 rev of the datasheet mislabels OC1 as pin 11. It should be pin 16 - please confirm.
    • Resolved
    • Answered

  • TUSB2046B: And TPS2044, keep getting the power surge warning

    Resolved
    Part Number: TUSB2046B I attached the schematic of the USB Hub. Keeping get power surge warning when connect to computer. I checked many schematic and datasheet, not sure what caused the problem. RN3 is 4816-T01-153LF, 15k resistor networks. So…
    • Resolved
    • Answered

  • RE: TUSB2046 with TPS2044 power sequencing issue

    Resolved
    Hello Arndt, The power switch just controls current flow from INx to OUTx so there is no risk. Keep in mind that the OVRCURx inputs shall be pulled up to 3.3v. Regards, Joel

  • TUSB2046B: not working

    TI Thinks Resolved
    Part Number: TUSB2046B Other Parts Discussed in Thread: TPS2044 Tool/software: Hi Team, Whenever there is no devices connected to down PORT2 of hub through USB connector (irrespective of USB keyboard or mouse), devices connected to down port 3 and port…

  • TUSB2046I: power supply operation

    Part Number: TUSB2046I Other Parts Discussed in Thread: TPS2044 Tool/software: Hi everybody, I'm developing an electronic board with a raspberry pi CM4. As, this one has only one USB port, I've put an USB hub (TUSB2046) on my board (you can find my…
    • Answered

  • TUSB2036: How to reset PWRON#

    Resolved
    Part Number: TUSB2036 Other Parts Discussed in Thread: TPS2044 , Hi, When the connected device latches up, Other than TPS2044 overcurrent detection(Datasheet Figure 9), is there any way to turn PWRON# high? Also anything other than how to make the Reset…
    • Resolved

  • TPS2044B: [KORTEK] Inquire about the suitability of alternatives

    TI Thinks Resolved
    Part Number: TPS2044B Other Parts Discussed in Thread: TPS2044 , LM3544 Hi, TI support team Due to the delivery issue of the existing product (TPS2044BD) from the customer, we are considering replacing it with the product below. - LM3544MX-L/NOPB…

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