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Showing 133 results View by: Thread Post Sort by
  • LM25141-Q1: LM25141-Q1

    Siburaj D S
    Siburaj D S
    TI Thinks Resolved
    Part Number: LM25141-Q1 We are planning to replace the existing 10 nF capacitor in the DITH pin using alternate part due to the component shortage. Can you share me what type of validation is possible to make sure the existing part and alternate part…
    • 2 months ago
    • Power management
    • Power management forum
  • LM25141: RES pin not changing in hiccup mode

    Téo Robert
    Téo Robert
    Part Number: LM25141 Hi, I have an issue with the LM25141 in hiccup mode. I have a 22 nF capacitor on the RES pin. When overcurrent happens, after 512 cycles, the SS and Vout pin drop to 0V as expected and the drivers stop switching. However the RES…
    • 4 days ago
    • Power management
    • Power management forum
  • LM25141-Q1: Dead time

    Colt Zhang
    Colt Zhang
    TI Thinks Resolved
    Part Number: LM25141-Q1 hi team, What is the minimum deadband time in your manual? The manual gives only typical and maximum values. What does this deadband time look like with temperature? Is there a curve?
    • 26 days ago
    • Power management
    • Power management forum
  • LM25141: LM25141 : EN pin pull up & VDDA current

    Téo Robert
    Téo Robert
    TI Thinks Resolved
    Part Number: LM25141 Hi, I am designing a POL converter using the LM25141. I have 2 questions about it, and did not find the answer in the datasheet. 1) I would like to connect the EN pin to VCC or VDDA with a pull up resistor. Is the internal LDO …
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • LM25141-Q1: To achieve 30A output current of LM25141-Q1

    Wenting Wu
    Wenting Wu
    Resolved
    Part Number: LM25141-Q1 Other Parts Discussed in Thread: LM25141 , LM25149 , Hello sir, Are there some reference circuits to enhance MOSFET drive ability? My customer wants to achieve 30A output current of LM25141. I used calculation tool to find the efficiency…
    • Resolved
    • 3 months ago
    • Power management
    • Power management forum
  • LM25141-Q1: Efficiency curve for 12V input, 3.3V output, 440k at DEMB mode

    Scarlett Cao
    Scarlett Cao
    Part Number: LM25141-Q1 Other Parts Discussed in Thread: LM25141 , Hi team, Do we have efficiency curve for LM25141-Q1 operating in 440k, 12V->3.3V, DEMB mode? Customer is evaluating power consumption with all LM25141 load disabled and found the real test…
    • 2 months ago
    • Power management
    • Power management forum
  • Answered
  • LM25141-Q1: LM25141 phase margin test method on fix voltage

    Imelda Zhang
    Imelda Zhang
    Resolved
    Part Number: LM25141-Q1 Other Parts Discussed in Thread: LM25141 Here are too states of LM25141, fix and adjustable feedback. In fix mode, FB is connected to VDDA. If i want to test the phase margin on fix mode, should i add and adjust the resistance on…
    • Resolved
    • 6 months ago
    • Power management
    • Power management forum
  • Answered
  • LM25141-Q1: LM25141QURGERQ1 vs LM25141QRGERQ1 - what are the differences?

    PY (Pengyu) Song
    PY (Pengyu) Song
    Resolved
    Part Number: LM25141-Q1 Hi team, LM25141Q U RGERQ1 vs LM25141QRGERQ1 - what are the differences?
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • LM25141: Potential Webench Power Designer bug when selecting another switching frequency?!

    Matthias Wendt
    Matthias Wendt
    TI Thinks Resolved
    Part Number: LM25141 Other Parts Discussed in Thread: LM5141 Hello! I try to re-simulate an existing design using the LM25141RGER or LM25141QRGERQ1 to generate 5.20V @ 7A from 18V-38V with ~ 340kHz switching frequency. If I select a switching frequency…
    • 7 months ago
    • Power management
    • Power management forum
  • RE: LM25141-Q1: life span estimation

    Andy  Chen
    Andy Chen
    Hi Elec, I will update result in email, I will close this thread. B R Andy
    • 10 months ago
    • Power management
    • Power management forum
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