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  • LM25143-Q1: 100A circuit

    TI Thinks Resolved
    Part Number: LM25143-Q1 Other Parts Discussed in Thread: LM5143 dear customer use LM25143-Q1，and want to design 100A circuit，but it only shows 50A in datasheet ，is it use 2pcs LM25143-Q1 to push 100A?thanks in advance

  • LM25143-Q1: Request for circuit Schematic review

    TI Thinks Resolved
    Part Number: LM25143-Q1 Hello A sample PCB with Vout1: 12.5 V 30A, Vout2: 8V, and 12A output was manufactured using LM25143-Q1. However, the current output is not working properly, so please review the circuit diagram. Is it possible to request a circuit…
    • Answered

  • LM25143-Q1: Input Impedance

    Resolved
    Part Number: LM25143-Q1 Hi team, How to calculate or derive input impedance of a LM25143-Q1 circuit? It is used to design the input filter before the power supply. In the below app note: The Middlebrook’s extra element theorem (paper [2]), explains that…
    • Resolved
    • Answered

  • LM25143-Q1: 3-Phase Operation

    Resolved
    Part Number: LM25143-Q1 Other Parts Discussed in Thread: LM25143 Hi team, Is it possible to operate LM25143 with 3 phase and have one of the secondary IC’s output separated? We want independent control to have 2 output with same voltage level Is…
    • Resolved
    • Answered

  • LM25143-Q1: LM5143DESIGN-CALC question

    Resolved
    Part Number: LM25143-Q1 Hi, The customer wants to use LM25143-Q1. Spec 1 : Dual Output Input Voltage : 21~27V 1Ch Output Voltage : 12.5V 1Ch Output Current : Max 30A ( Typ 25~27A ) 2Ch Output Voltage : 12.5V 2Ch Output Current : Max 30A ( Typ 25~27A …
    • Resolved

  • Power scheme selection

    TI Thinks Resolved
    Other Parts Discussed in Thread: LM25143-Q1 , LM25143 hi Teams: Input is 12~24V, output 1 is - 4V 8.5A, output 2 is 4.6V 8.5A。 Please recommend the chip scheme
    • Answered

  • LM5140-Q1: Does it have any errata sheet？

    Resolved
    Part Number: LM5140-Q1 Other Parts Discussed in Thread: LM25143-Q1 , LM5143A-Q1 Hi Ti team， We are checking all ICs in our BOM if they have any errata sheet, does LM5140-Q1 have any errata sheet？
    • Resolved

  • LM5143A-Q1: What's the difference between LM5143-Q1 and LM5143A-Q1?

    TI Thinks Resolved
    Part Number: LM5143A-Q1 Other Parts Discussed in Thread: LM5143-Q1 , , LM25143 , LM25143-Q1 , LM5143 Hi What's the difference between LM5143-Q1 and LM5143A-Q1? I didn't find the difference on datasheets. Thanks.
    • Answered

  • LM5143-Q1: schematic review support

    Resolved
    Part Number: LM5143-Q1 Other Parts Discussed in Thread: LM25143-Q1 , LM5143 , LM25143 Hi Team, Can you help to double check the schematic of U4002 (LM5143-Q1) ? The quick calculation toll result and FET spec are in the Zip file already. mpci_ti_parts_20220811_pwr_Kai…
    • Resolved

  • LM5143-Q1: Power management forum

    TI Thinks Resolved
    Part Number: LM5143-Q1 Other Parts Discussed in Thread: LM25143-Q1 Our circuit design is as follows: Test the output waveform of the power supply and find that the output has a step with a duration of 610us. In addition, we measured the GATE waveforms…

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