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Showing 169 results View by: Thread Post Sort by
  • TPS74401: TPS74401 Accidental power failure

    user6350528
    user6350528
    Part Number: TPS74401 After the board is powered on, 1.0V and 1.8V power failures occur occasionally after a period of time, Please help to confirm
    • over 2 years ago
    • Power management
    • Power management forum
  • TPS74401: TPS74401: New design assistance

    Amar Benhocine
    Amar Benhocine
    TI Thinks Resolved
    Part Number: TPS74401 Hi, I would like some tech support for a design using these TPS74401 components, we want confirmation that will work properly as the simulation is telling on the TI tool, we are trying to generate voltage levels that we are not…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS74401: Measurement points for soft-start time

    Masahito Takei
    Masahito Takei
    Resolved
    Part Number: TPS74401 Tool/software: Hi team, We plan to compare the measured soft-start time with the design value. What is the range of the soft start-time listed in the data sheet? Could you please tell me the start and end cursor positions…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS74401: One question about the datasheet

    22341061
    22341061
    Resolved
    Part Number: TPS74401 Hello, The datasheet writes "1% Accuracy Over Line, Load, and Temperature ", but I don't know what's the accurate meaning. Does it mean this chip's output voltage error related to the set output is less than 1% under all condition…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS74401: One question about the datasheet

    22341061
    22341061
    Resolved
    Part Number: TPS74401 Hello, The datasheet writes "1% Accuracy Over Line, Load, and Temperature ", but I don't know what's the accurate meaning. Does it mean this chip's output voltage error related to the set output is less than 1% under all condition…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS74401: WEBENCH simulation result error

    Ann_Lien
    Ann_Lien
    Part Number: TPS74401 Hello expert, Per checked with TPS74401 WEBENCH, the output voltage is not correct. After changed Cout, it is not fixed. The purpose is to simulate load transient based on customer's requirement. But it seems like WEBENCH has some…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS74401: EN pin voltage when VOUT starts rising

    Masahito Takei
    Masahito Takei
    Resolved
    Part Number: TPS74401 Other Parts Discussed in Thread: TUSB7320 Hi team, The datasheet states that the minimum high voltage for the EN pin is 1.1V. On the other hand, I think the voltage on the EN pin will be less than 1.1V when VOUT starts to rise…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS74401: Maximum allowable current estimation

    JH Shin
    JH Shin
    TI Thinks Resolved
    Part Number: TPS74401 Hello, My customer wants to use TPS74401 with the conditions below. - VIN = 5V / VOUT = 1.5V / Room temperature What is the maximum current available? How can they calculate it? Thank you. JH
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS74401: TPS74401KTWR replacement

    Kannan Sockalingam
    Kannan Sockalingam
    TI Thinks Resolved
    Part Number: TPS74401 A customer is using TPS74401 KTW R (packaged as a 7 Pin DDPAK) and it was identified as discontinued per PCN. The recommended replacement listed as part number TPS7 4901 RGW R (packaged as a 20 pin VQFN). This NOT a viable option…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS74401: first TPS74401‘ PG enable second TPS74401’EN

    Vadym Vadym
    Vadym Vadym
    Resolved
    Part Number: TPS74401 Hello! I have a similar circuit, but the input voltage is 1.5 V, output 1.0 V, bias 3.3 V. The PG pin is pulled up to 1.5 V through 5 k resistor. The first TPS works (1.0V output), but the level on its PG pin is only 0.6 V. So the…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
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