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Showing 75 results View by: Thread Post Sort by
  • RE: LM25088: LM25088

    EricLee
    EricLee
    Hello I am closing this thread since I have not heard from you for sometime. If you are still trying to resolve the issue, please feel free to open a new thread or reopen this thread. Thanks - Eric Lee (Applications Engineering)
    • 20 days ago
    • Power management
    • Power management forum
  • Answered
  • RE: LM25088: Design review

    Danilo A.
    Danilo A.
    Resolved
    Hi Eric, Here is another email from our customer. I attached are drawings showing what your specialist is asking to do. I don't understand this. He ask that I connect -13V to GND? Regards, Danilo
    • 5 hours ago
    • Power management
    • Power management forum
  • Answered
  • RE: LM25088: GND to RES Pin = Infinite current limit. Details about that?

    EricLee
    EricLee
    Resolved
    Hello I am closing this thread since I have not heard from you for sometime. If you are still trying to resolve the issue, please feel free to open a new thread or reopen this thread. Thanks - Eric Lee (Applications Engineering)
    • 2 months ago
    • Power management
    • Power management forum
  • Answered
  • LM25088: Soft Start maximum programmable time? Webench limits to 10ms...

    Jim Smith1
    Jim Smith1
    Resolved
    Part Number: LM25088 Other Parts Discussed in Thread: LM5088 Hello, Is it possible to utilize the SS pin of LM25088/LM5088 for longer soft-start times than what Webench allows? Webench has a field for entering a millisecond value, but if we enter anything…
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
  • Answered
  • LM25088: Difference from lm25088qmh-2

    HY yang
    HY yang
    Resolved
    Part Number: LM25088 Our customers have always used lm25088mh-1 to produce their products before. Recently, 1000 pcs products have been replaced by lm25088qmh-2. Other circuits have not been changed. It is found that 300 + PCs are burned out. What are…
    • Resolved
    • 6 months ago
    • Power management
    • Power management forum
  • LM25088: Optimize light load behavior

    Andreas Peterswerth
    Andreas Peterswerth
    TI Thinks Resolved
    Part Number: LM25088 I do have a LM25088 design that is to run on VIN = 26V, VOUT=24V, I_MAX=10A. The controller works excellent when the load is fine. However my spec requires my design to run at no load. So I already added some base load using resistors…
    • 10 months ago
    • Power management
    • Power management forum
  • Answered
  • LM25088: Modulator Pole

    Ben Ashcroft
    Ben Ashcroft
    Resolved
    Part Number: LM25088 Hi, I'm trying to calculate where the DC Modulators low frequency pole is located in my design. I thought tthe calculation for this was 1/Rload*Cout For a transconductance converter. However in the datasheets design example, the…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • RE: WEBENCH® Tools/LM25088: lm25088 webench design over current

    Timothy Hegarty
    Timothy Hegarty
    Hi Marc, The key capacitor is C67 - this should be placed closed to the FET to minimize the switching loop area comprising the FET, diode and sense resistor. The lower parasitic inductance improves the performance of the circuit, allowing reduction of…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • RE: LM25088: Bootstrap for buck DC/DC with LM25088

    Orlando Murray
    Orlando Murray
    Resolved
    AC Guy, The feedback I received from the UCC5304 team was the bootstrap-capacitor may have trouble charging or keeping charged at startup with a non-synchronous topology. Their recommendation is to use a synchronous configuration as shown in the UCC5304…
    • over 1 year ago
    • Power management
    • Power management forum
  • LM25088: LM25088 power up stability issue

    Rolando Penabade
    Rolando Penabade
    Part Number: LM25088 I have a power up stability issue with the LM25088MH-1. The input is +20 V, output is 6.7V, current is 4.5A, switching frequency 1 MHz and frequency dithering is enabled. Failure was observed intermittently while the unit was hot…
    • over 2 years ago
    • Power management
    • Power management forum
>

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