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Showing 8 results View by: Thread Post Sort by
  • LM74502EVM: Design files

    Kirill Makukhin
    Kirill Makukhin
    Part Number: LM74502EVM Tool/software: Hi, I wondered if the Altium design files for the LM74502EVM board are available? Cheers, Kir M
    • 8 months ago
    • Power management
    • Power management forum
  • LM74502EVM: Not starting up reliably (hot swap or Vin > 16V)

    Mitchell Meverden
    Mitchell Meverden
    Part Number: LM74502EVM Other Parts Discussed in Thread: LM5069 Tool/software: I have an issue with the LM74502EVM where in certain scenarios the gate voltage keeps resetting indefinitely. Vin: 24V Load: 124ohm resistive Toggle switch inline with hot…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LM74502EVM: 5A maximum current limitation - why?

    Supira Medical
    Supira Medical
    Resolved
    Part Number: LM74502EVM Other Parts Discussed in Thread: LM74502H-Q1 , LM74502-Q1 Hi, The EVM has a 5A current limit using one pair of MOSFET's. The datasheet of the MOSFET shows that it has a significantly highly Id. What is the limiting factor in…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • LM74502EVM: Overvoltage Protection Clarification

    Jack Shen2
    Jack Shen2
    Part Number: LM74502EVM Other Parts Discussed in Thread: LM74502 , Dear all, We were verifying the overvoltage protection this feature and found that once OVP was triggered, we still could see the voltage on the output pin. We are not sure if that's…
    • over 4 years ago
    • Power management
    • Power management forum
  • LM74502: gate/source drive protection?

    Urban Mueller
    Urban Mueller
    TI Thinks Resolved
    Part Number: LM74502 Dear TI support team The LM74502EVM user's guide shows on the schematic on page 6 the elements Q5, D1 and R1, but there is no explanation about this optional circuit, also in the datasheet this option is not mentioned at all. …
    • over 2 years ago
    • Power management
    • Power management forum
  • LM74502: clamping the voltage for long durations (1h - 48Vin to 38Vout)

    Paul-Ambroise Burdet
    Paul-Ambroise Burdet
    Part Number: LM74502 Dear all, Following up with the linked topic that is closed, I tried to run the tests myself, with the LM74502EVM All the steps for using the LM74502EVM were followed as in the user guide instructions, to clamp the output voltage…
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • LM74502-Q1: how to improve cutoff operating mode

    Paul-Ambroise Burdet
    Paul-Ambroise Burdet
    Resolved
    Part Number: LM74502-Q1 Other Parts Discussed in Thread: LM74502EVM , LM74502H Dear all, This topic is following this one: https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1083210/lm74502-clamping-the-voltage…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • LM74502H-Q1: Inrush current limit

    Lanxi Li
    Lanxi Li
    TI Thinks Resolved
    Part Number: LM74502H-Q1 Other Parts Discussed in Thread: LM74502-Q1 , LM74502EVM Hello team, My customer is using LM74502H-Q1 in their system, the load is around 300uF, the output voltage drops a lot which cannot meet their requirements. 1. Can LM74502H…
    • over 3 years ago
    • Power management
    • Power management forum

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