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  • LM25149-Q1EVM-2100: Changing output Voltage to 12V

    Resolved
    Part Number: LM25149-Q1EVM-2100 Other Parts Discussed in Thread: LM25149 , LM5149 , LM65680 , LM76005 Hi Dear experts, we are trying to get 12V output from LM25149-Q1EVM-2100, we made thoose modification but get 1.2V output We connect 0R resistor to…
    • Resolved
    • Answered

  • LM25149: LM25149 AEF

    Resolved
    Part Number: LM25149 Hi team, could you pls help to review the attached image and then share more details about the voltage railing , how can we understand this in Chinese, from my side, i think this railing like a swing cause by the amplifier & input…
    • Resolved
    • Answered

  • LM25149-Q1: Does LM25149 need an external EMI filter also with its in-built EMI filter?

    Resolved
    Part Number: LM25149-Q1 Other Parts Discussed in Thread: LM25149 Tool/software: LM25149 datasheet says external differential mode input filter size reduces by 50%. What it means... external EMI filter is needed?
    • Resolved

  • LM25149-Q1: Is there any way to enable active EMI filter in LM25149 even at light loads?

    Part Number: LM25149-Q1 Other Parts Discussed in Thread: LM25149 Tool/software: Datasheet says active EMI filter is disabled when load current is less than 30% of the current limit value. In my application i need a front-end converter to generate supply…

  • LM25149-Q1: Design-related concerns and thermal optimization.

    TI Thinks Resolved
    Part Number: LM25149-Q1 Hi Team, As per our client’s requirements, we need to design a DC-DC converter replacement for the PQAE50 (attached is the datasheet). PQAE50-T.pdf Below are the client specifications: Specification Table …
    • Answered

  • LM25149: LM25149: Diode on external 5V supply to VCCX

    Resolved
    Part Number: LM25149 To decrease the dissipation in the LM25149 internal VCC regulator in our application, we need to supply 5V external bias to the LM25149 VCCX-pin. We are using precision enable with a resistive divider on the enable pin. Section…
    • Resolved

  • LM25149: I am unsure whether AEF and DRSS are enabled.

    Part Number: LM25149 Tool/software: I designed a circuit board that allows DRSS and AEF to be switched separately, but even when I look at the output waveform, there is no change, and I am unsure whether the functions are being switched. How should…
    • Answered

  • LM25149: Automotive Part more stable?

    Resolved
    Part Number: LM25149 Tool/software: When I use the Automotive version (LM25149-Q1) then this design works well up to 11A, then the output voltage drops from 13V to 11V, and then it continues to power at 11V until 17A load, which is when it shuts down…
    • Resolved

  • LM25149-Q1: PSpice®︎ for TI error（orcommn-12005）

    Part Number: LM25149-Q1 Other Parts Discussed in Thread: LM25149 Tool/software: Hello As before our IT have re-installing.but seems no success，how to fix it？ Fullscreen 5734.cdsPspiceTIlog.txt Download 14:03:01 2025年6月12日 :…

  • LM25149-Q1: Standby current

    TI Thinks Resolved
    Part Number: LM25149-Q1 Tool/software: HI team, Why LM25149-Q1 has standy mode, the Iq is 124uA much higher than sleep mode. What is siuation to active standby mode? Best regards, Yu

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