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  • TPS40400: Solution recommendation for power supply with remote sensing

    TI Thinks Resolved
    Part Number: TPS40400 Other Parts Discussed in Thread: TPS40130 Tool/software: Hey Power Management team, I have a customer working on a new project and we have a design challenge that we're hoping you can help provide guidance on. We need to be able…

  • TPS40400EVM-351: GUI software does not recognize TPS40400

    TI Thinks Resolved
    Part Number: TPS40400EVM-351 Other Parts Discussed in Thread: TPS40400 , USB-TO-GPIO2 , Hello! Connect the TPS40400ENM-351 test board and adapter as shown in Figure 1, at the same time, apply 5V power to the input of the test board, then connect the…

  • TPS40400: TPS40400EVM-351 USB to GPIO interface adapter damage.

    Part Number: TPS40400 After the adapter was used for many times, it suddenly appeared abnormal. The software kept displaying no usb, and the adapter was very hot. Our use method is to connect the 10-pin terminal of the adapter to the product and the digital…
    • Answered

  • TPS40400: tps40400 no output

    Resolved
    Part Number: TPS40400 I designed a tps40400. But there is no output. Circuit is same with your webench. BP3, BP6,VDD pin voltage is normal. There is no switching signal. GUI status error is Vout OVF. I don't know what's problem.
    • Resolved

  • TPS40400: I2C getting ack at wrong address

    TI Thinks Resolved
    Part Number: TPS40400 Hi All, We are using TPS40400 in our design for supplying AVS core supply to TMS320DM8168 processor. The address of the TPS40400 is programmed to 0x38(70 in octal) using resistors. The TPS40400 is connected to TMS processor through…

  • TPS40400: TPS40400 program burning issue

    Part Number: TPS40400 Hi Expert, My customer is using TPS40400 on one project. During the program burning procedure on the product line, they found one module couldn't import the input UVLO register value successfully. They checked the operation method…

  • RE: TPS40400: Implement DVFS on TPS40400

    Does TI have any plan to adapt TPS40400 driver to DVFS? Is it feasible or not? Is there any side effect if we implement a frequent voltage change like DVFS on TPS40400？
    • Answered

  • TPS40400: Vout reading through GUI is lower than voltage measure on Vsns+ - Vsns-

    Resolved
    Part Number: TPS40400 Hi Team, during test on EVM, we find Vout reading through GUI is lower than voltage measure on Vsns+ - Vsns- . Please kindly see below. test point on EVM : TP6 and TP18. TP6 and TP18 is connected directly to Vout and GND through…
    • Resolved

  • TPS40400: tps40400 WPE bit of D0h

    TI Thinks Resolved
    Part Number: TPS40400 Hi, for TPS40400 WPE bit of D0h, once set WPE bit to 1 and stored, does it mean that user can't never set WPE bit to 0 again?

  • TPS40400: Operating current question

    TI Thinks Resolved
    Part Number: TPS40400 Hi Team, Would you advise what condition does Ivdd become max of 15mA specified in datasheet below? I'd like to suggest lower power consumption usage to the customer. So please help to advise it. Thanks Best regards,…

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