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Showing 186 results View by: Thread Post Sort by
    Answered
  • TPS74801-Q1: withstand maximum gravitational pressure

    Kai Lai
    Kai Lai
    Resolved
    Part Number: TPS74801-Q1 Hi Team, My customer is using our TPS74801QRGWRQ1, and when they build the PCB board, they will paste the thermal pad on the top of our IC, so they would like to know the withstand maximum gravitational pressure of our IC, do we…
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • TPS74801: Vbias sequence check

    Jim Tsai
    Jim Tsai
    TI Thinks Resolved
    Part Number: TPS74801 Hi, Would like to double confirm with you. If the Vbias is ready earlier than Vin and EN signal, it should be no issue, right?
    • 4 months ago
    • Power management
    • Power management forum
  • TPS74801: CS1238727

    ?? ?
    ?? ?
    Part Number: TPS74801 Hi,follow picture is about my design of TPS74801。 yesterday,I want to test whether the load of PCIE_VCCA2P5 can withstand 2.5+-10%,so i set the LDO do not work by tie the PIN5 EN to GND。 After i complete the test,recover the connect…
    • 5 months ago
    • Power management
    • Power management forum
  • RE: TPS74801: TPS74801: questions for PSRR test

    Mark Chen52
    Mark Chen52
    Hi, McKyla I agree with you that different test condition will be have a little bit different test result. According to your experience, what kind of application will require to test PSRR in general? For customer application, they are use TPS74801 on rack…
    • 9 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS74801: Implement margin high/low function on TPS74801

    Ben Kuo
    Ben Kuo
    Resolved
    Part Number: TPS74801 Dear team, We design 0.8V rail by TPS74801. Based on datasheet table 3, R1=Rtop=short, R2=Rbot=open for 0.8Vout. Can we set R1=Rtop=0-ohm and R2=Rbot=10K for 0.8Vout? we want to implement voltage margining function by UCD90xx device…
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
  • TPS74801: TPS74801RGWT SS voltage Problem

    Qi Wang
    Qi Wang
    TI Thinks Resolved
    Part Number: TPS74801 Hi team! Help! Recently I have designed a new board using TPS74801RGWT, the following picture shows the schematics. Actually this LDO was a backup circuit, I did NOT solder L48 for use, that means this TPS74801 was almost no load…
    • 9 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS74801: What's reliability impact under aggressive thermal condition.

    Mark Chen52
    Mark Chen52
    Resolved
    Part Number: TPS74801 Hi Expert, Customer use TPS74801 for 32G UDIMM application, during operation, they measure the Tj peak value is 124.28C. the device recommend operation TEMP is -40 to 125 degree, customer would to know that have any reliability concern…
    • Resolved
    • 8 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS74801: PG Pull-Up voltage before IN is provided

    Kazuhiko Hirano
    Kazuhiko Hirano
    Resolved
    Part Number: TPS74801 Hello, At my customer design using TPS74801, the pull-up voltage to a pull-up resistor connected to the PG pin is provided before IN is provided. Is this OK as long as the pull-up voltage is below VPG absolute maximum rating 6V specified…
    • Resolved
    • 8 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS74801: Using the same supply for both BIAS and IN inputs.

    Zakaria ElKhachin
    Zakaria ElKhachin
    Resolved
    Part Number: TPS74801 Hi, Due to layout contraints I am using the same supply 3V3 for both BIAS and IN inputs. The output is set to 1V8. On verification the output supply seems to be working fine across different temp conditions from -40°C to 85°C.…
    • Resolved
    • 8 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS74801: SS Pin voltage

    Mark Chen52
    Mark Chen52
    Resolved
    Part Number: TPS74801 Hi Expert, could you help to know how much voltage on SS pin during steady state ? Regards, Mark
    • Resolved
    • 11 months ago
    • Power management
    • Power management forum
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