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  • WEBENCH® Tools/LM3429: High current LED driver with LM3429

    Resolved
    Part Number: LM3429 Tool/software: WEBENCH® Design Tools Hello, I am designing a driver for LED CMT2890 (Vf=54V; I=3.3A) using LM3429. The input: + VIN=12V + Vled=54V; I=3.3A. => Iswitch~20A. I tried to use WEBENCH but the tool does not support my case.…
    • Resolved

  • LM3429: start up time

    TI Thinks Resolved
    Part Number: LM3429 Hi, It takes 30ms to start boost operation after input voltage to VCC pin (nDIM pin). Is it correct? Please let me know if there is any missing information. Best regards, Yuto Sakai

  • LM3429: About device enable

    TI Thinks Resolved
    Part Number: LM3429 Hi, The nDIM pin has a threshold voltage of 1.24V and is described as Active low. (Described in Data sheet P.19 7.3.9) However, my customer says that it is enabled when the nDIM pin is "H". So, I would like to check the operation…

  • LM3429: LM3429 Support the Value of PWM Frequency

    TI Thinks Resolved
    Part Number: LM3429 hi sir, my customer use LM3429 to drive a 13.3 inch panel, now customer use a external PWM to Dimming , now customer wants to know what's MAX Frequency of PMW connected the pin 7(ndim),Tks.

  • LM3429-Q1: The output current is unstable with LM3429 : Need quick help (Ready for Production)

    TI Thinks Resolved
    Part Number: LM3429-Q1 Other Parts Discussed in Thread: LM3429 Dear Sir, Greetings! I need an immediate help in solving the issue with LM3429 for my design. The design details are Vin : 10-15 VDC Vout: 24-38VDC ILED: 0.45A (typ) Rlim - 0.075 ohm / 0.0…

  • RE: LM3429: have built 4K circuits, and a small percent can not misteriously be repaired. Please Help! Need to improve reliability.

    Hi Lupillo, You mention above' the board cannot be repaired no matter what you do'...Does this mean that you have tried replacing all the components on the board and it still does not work? When things failed how does it failed? I there any switching…

  • TINA/Spice/LM3429: Time of Flight camera illumination design

    Part Number: LM3429 Other Parts Discussed in Thread: TINA-TI , Tool/software: TINA-TI or Spice Models Dear All, I am simulating design for Time of Flight camera's illumination board. I am trying to replicate OPT8241-CDK-EVM design. My problem is that generated…
    • Answered

  • WEBENCH® Tools/LM3429: LM3429

    Resolved
    Part Number: LM3429 Tool/software: WEBENCH® Design Tools When a design generates a CUSTOM resistor or capacitor and an alternate is not available for the range of parameters, how would can I find a component to use. Also, when I click on Build-Lite and…
    • Resolved

  • LM3429: What's the max power that LM3429 can drive?

    TI Thinks Resolved
    Part Number: LM3429 Other Parts Discussed in Thread: TPS92691 , TPS92692 Hi All, I got a question from my customer: What's the maximum power that LM3429/TPS92691/TPS92692 are able to drive? And do we have any related materials on how to estimate or calculate…

  • LM3429-Q1: Does LM3429-Q1 have reference design can meet automotive Class-5 certification?

    TI Thinks Resolved
    Part Number: LM3429-Q1 Other Parts Discussed in Thread: LM3429 , TPS92692 Dear Sir: Our customer would like use LM3429-Q1 for head light application. Does TI have reference design of LM3429-Q1 can meet Class-5 certification? Or Does TI have layout…

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