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  • LM25149-Q1: 200 kHz switching frequency

    TI Thinks Resolved
    Part Number: LM25149-Q1 Other Parts Discussed in Thread: LM25148-Q1 , Tool/software: Hi, I'd like to go as low as 200 kHz (switching frequency). 5 V, 2 A output. I do not have any specific requirments when it comes to peak-to-peak current and such. What…
    • Answered

  • LM5141-Q1: Max current Iout of a buck controller

    Resolved
    Part Number: LM5141-Q1 Other Parts Discussed in Thread: LM5141 , LM25143-Q1 , , LM5143A-Q1 , LM25148-Q1 , LM5148-Q1 , LM25141-Q1 , LM25149 Hello team, I found the max current LM5141 can support is 30A in the Data sheet , but I have question w.r.t the Maximum…
    • Resolved
    • Answered

  • LMR36503-Q1: Switching node voltage undershoots abs max ratings from datasheet

    Resolved
    Part Number: LMR36503-Q1 Other Parts Discussed in Thread: LMR36503 , TPS62825 , LM25148-Q1 Team, A customer of mine is currently verifying their LMR36503 design. Can you please help with following question? On a LMR36503 design we measure up to -0.63V at…
    • Resolved

  • TPS62870: Buck Converter

    Part Number: TPS62870 Other Parts Discussed in Thread: LMQ644A2-Q1 , LM25148 , LM5145 I need a buck converter than can accept input voltages in the range of 9V to 36V Continues current 8A and peak current 15A Output voltage = 7.4 and 8.4V It would be great…

  • RE: LM5117: LM5117PMHE/NOPB

    Hello Ramaprasad Please consider: LM25148-Q1 Automotive 42-V synchronous buck DC/DC controller with ultra-low IQ https://www.ti.com/product/LM25148-Q1 LM25149 42-V synchronous buck DC/DC controller with ultra-low IQ & integrated active EMI filter https…
    • Answered

  • LM62435-Q1: Can the BIAS pin be higher than VIN?

    Resolved
    Part Number: LM62435-Q1 Other Parts Discussed in Thread: LM25148 Hello, I want to supply the LM62435's BIAS pin from an external 5 V regulator. However, sometimes this external regulator will be on when the LM62435's VIN is off; i.e VIN=0 V and BIAS=5V…
    • Resolved

  • LM25148: LM25148

    TI Thinks Resolved
    Part Number: LM25148 Hi All, For designing buck converter with LM25148RGYR, I can't choose LM25148RGYR on TI WEBENCH website,then I choose LM25148 Q RGYR Q1 to generate design report as the below attached file LM25148QRGYRQ1 24V-35V to 12.00V @ 4A,pdf. does…
    • Answered

  • LM25149-Q1: Will AEF work if previous circuits have output capacitors?

    Resolved
    Part Number: LM25149-Q1 Other Parts Discussed in Thread: LM25149 , LM25148 We're hoping to use the LM25149-Q1 in our infotainment platform to provide a pre-regulated 5V supply to feed our other regulators. The feed to the LM25149-Q1 would be via an…
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    • Answered

  • LM25149-Q1: LM25149-Q1 in Tina_TI

    Resolved
    Part Number: LM25149-Q1 Other Parts Discussed in Thread: LM25148 , LM5141 , LM5116 , LM5146 , LM5145 Hello, There is a PSpice transient model on the website for LM25149-Q1 , but unfortunately, it is encrypted, so I can't import it into Tina. How can I…
    • Resolved
    • Answered

  • RE: LM5146-Q1: The difference of the bode plot generated by the quickstart and webdesigner

    Resolved
    Hello, Please use the derated value for Cout (with applied voltage and temperature) to derive the bode plot. This is important as the position of the LC double pole impacts the loop compensation. Btw, the values for Cin and Cout seem low here for this…

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