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Showing 17 results View by: Thread Post Sort by
  • LM74900Q1EVM: How does the Sleep pin work?

    Henry Francesconi
    Henry Francesconi
    TI Thinks Resolved
    Part Number: LM74900Q1EVM Dear Sirs, I'm testing the Sleep function but something is not clear to me. What is used for? Initial test condition: power supply 12 V 2 A connected. Output with no load. Sleep pin jumpered to gnd, Enable pin floating. With…
    • 3 months ago
    • Power management
    • Power management forum
  • LM74900Q1EVM: evalboard failure during start-up short circuit

    Henry Francesconi
    Henry Francesconi
    TI Thinks Resolved
    Part Number: LM74900Q1EVM Dear Sirs, I tried the output short-circuit at start-up with the standard evalboard but the mosfet did not survive. Here is the scope capture: The evalboard is standard with default values, except for ILIM set to 10 A,…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • LM74900Q1EVM: About LM74900Q1EVM size and ADC3543EVM

    Koji Hayashi92
    Koji Hayashi92
    Resolved
    Part Number: LM74900Q1EVM Other Parts Discussed in Thread: ADC3543EVM , ADC3543 Hi TI-team Please tell me the size of LM74900Q1EVM. Also, what does ADC3543EVM on HP's LM74900Q1EVM page mean ? www.ti.com/.../LM74900Q1EVM Best Regards, Koji…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • LM74900Q1EVM: LM74900Q1EVM setting question

    Lawrence He
    Lawrence He
    TI Thinks Resolved
    Part Number: LM74900Q1EVM Other Parts Discussed in Thread: LM74910-Q1 , LM74900-Q1 Hi, Support Team We will design LM74910-Q1, but some question about EVM. Q1: EVM of R12 Could change to 0 ohm? Q2: EVM of C3 Could change to 10nF? Q3: EVM of…
    • over 3 years ago
    • Power management
    • Power management forum
  • LM74900Q1EVM: Short circuit protection

    Audrius Ramaskevicius
    Audrius Ramaskevicius
    TI Thinks Resolved
    Part Number: LM74900Q1EVM Other Parts Discussed in Thread: LM74900 Hello, I use LM74900Q1EVM: I reconfigure UVLO to Vin min 3.3V -> short circuit protection didn't work correctly. : issue with circuit breaker timer. Also I tried to download PSPICE-FOR…
    • over 2 years ago
    • Power management
    • Power management forum
  • LM74900Q1EVM: Modifying EVM to push 30A through board

    JP
    JP
    TI Thinks Resolved
    Part Number: LM74900Q1EVM Other Parts Discussed in Thread: LM74900 Tool/software: Hi Team, I'm working with an engineer that would be interested in pushing 30A through the LM74900, but would like to test it first using the EVM. On our EVM, we note that…
    • over 2 years ago
    • Power management
    • Power management forum
  • LM74900Q1EVM: overcurrent 6A

    Daria Kiseleva
    Daria Kiseleva
    TI Thinks Resolved
    Part Number: LM74900Q1EVM Other Parts Discussed in Thread: LM74910-Q1 Hello, colleagues, Do you know if any problem or errata known from the LM74900Q1EVM related to Q4 MOSFET Control ? Seems that customer has a Q4 issue with the application board…
    • over 3 years ago
    • Power management
    • Power management forum
  • LM74900Q1EVM: about SLEEP_OV connected to VOUT or C issue

    Lawrence He
    Lawrence He
    TI Thinks Resolved
    Part Number: LM74900Q1EVM Hi, Support Team Could you explain about "SLEEP_OV connected to Vout and C" ? What is the difference between to Vout and C? and What`s conditions or application to choice SLEEP_OV connected to Vout or C? if any suggestion…
    • over 2 years ago
    • Power management
    • Power management forum
  • LM74900Q1EVM: modified below schematic to achieve Vin= 40V – 62V

    VIPIN KUMAR
    VIPIN KUMAR
    TI Thinks Resolved
    Part Number: LM74900Q1EVM Dear Taru, I have modified below schematic to achieve Vin= 40V – 62V and changed the following components values R14= 1K, R16= 1.65V according to give formula in datasheet. Removed D1 TVS diode. But when I am…
    • over 3 years ago
    • Power management
    • Power management forum
  • LM74900Q1EVM: Simulation Error for LM74900 n PSPICE for ti

    Roger Karam
    Roger Karam
    TI Thinks Resolved
    Part Number: LM74900Q1EVM Other Parts Discussed in Thread: LM74910-Q1 , LM74900-Q1 hi Ti Team i am having a similar issue with simulating the LM74900Q1 with PSPICE for Ti. - Upon downloading PSPICE for Ti, i was not able to fine the test schematic…
    • over 2 years ago
    • Power management
    • Power management forum
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