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  • LM25148: Vout drop above 3 Amps

    Resolved
    Part Number: LM25148 Other Parts Discussed in Thread: LM25149-Q1 Hello, I've designed a board with LM25148 to reach 5V out @ 8A with 15V in. I've used the datasheet and WebEnch to create the design. I'm testing the design with an electronic load…
    • Resolved

  • LM5146-Q1: Review of LM5146 Schematics

    TI Thinks Resolved
    Part Number: LM5146-Q1 Other Parts Discussed in Thread: LM5145-Q1 , LM25148-Q1 , LM25141-Q1 , LM5146 Hi Team, Could you please review the below LM5146-Q1 schematics of our application board. here are the design requirements for our design Vin minimum = …

  • RE: TPS40057: Replacement of TPS40005MP

    Hello Ancy Unfortunately, it is not possible to replace TPS40005 with TPS40057 without a redesign. If any chance to redesign, please consider; LM5145 75V Synchronous Buck Controller With Wide Input Voltage and Duty Cycle Ranges https://www.ti.com/product…
    • Answered

  • RE: LM25117: compare with LM25148

    Resolved
    Hello Fred Please consider LM25148-Q1 Automotive 42-V synchronous buck DC/DC controller with ultra-low IQ https://www.ti.com/product/LM25148-Q1 for any new current mode design. LM25117 features a current monitor function which LM25148 doesn't provide…
    • Answered

  • LM61460-Q1: 42V Auto load dump

    Resolved
    Part Number: LM61460-Q1 Other Parts Discussed in Thread: LM61460 , TPS54561 , LM25148 Hi team, could you help me with this question. the max voltage of LM61460-Q1 is 42V and the feature part describe it support 42V load dump. can I ask how long the device…
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    • Answered

  • RE: TPS40050-Q1: Searching TI solution

    Resolved
    Hello Kygo I think LM25148(-Q1) is good device, but I don't have its comparison table. Actually, I am not sure we are allowed to post the comparison data on public E2E forum. - Eric Lee

  • LM25149-Q1: sch review

    TI Thinks Resolved
    Part Number: LM25149-Q1 Other Parts Discussed in Thread: LM25148-Q1 , LM25149 , LM25148 Hi team, can you help to review the LM25149-Q1 schematic? especially the VCCX connection. thank you. meanwhile, can you share the difference between LM25148-Q1 and LM25149…
    • Answered

  • RE: High Efficiency Buck Converter Design Guidance

    Resolved
    You can try using LM25149 or LM25148-Q1, these device can fold-back frequency during dropout conditions and achieve close to 100% duty cycle. Also LM25149 and 8 have lower Input current IQ compared to LM25116, which will result in higher efficiency. …

  • RE: LM25141-Q1: efficiency at light load

    Hi Betty, The LM25141-Q1 and LM25148-Q1 are suitable candidates here. Both controllers provide ultra-low IQ for highest efficiency at light loads. If you need an efficiency estimate at a specific operating condition, please send the input voltage, output…

  • LM5143-Q1: LM5143-Q1

    TI Thinks Resolved
    Part Number: LM5143-Q1 Other Parts Discussed in Thread: LM5143 , LM25143 , LM25148 Hi, Not able to customize design for Vout 3.3V and Iout 60A (Single output Dual Phase) in WEBENCH for LM5143-Q1. Regards Kamal

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