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  • LM25143-Q1: 3-Phase Operation

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    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…
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  • LM25143-Q1: LM5143DESIGN-CALC question

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    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 …
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  • LM25143: sch. review

    TI Thinks Resolved
    Part Number: LM25143 Input voltage is 16-32V, typical 24V; Output voltage is 12V, Iccmax 40A; Use single external two-phase output; Please help to review LM25143 Schematic.pdf

  • 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

  • buck converter

    TI Thinks Resolved
    Other Parts Discussed in Thread: LM25143 hi, I need a buck conver with the following specifications. 1. Input Volt = 24 to 48 V 2. Output Volt = 1V 3. output current = 100 to150 A

  • RE: LM5642: To support 40A

    Hi David, We typically recommend the LM25143 or 2 x LM25148 instead of the LM5642. Both alternatives are 42V max Vin. What is the Vin-max, Vout and Fsw for this application (as this affects FET choice)? I assume 40V FETs are adequate. Take a look at…
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  • RE: LM5140-Q1: Does it have any errata sheet？

    Resolved
    Hello. We do not have an errata sheet for the LM5140-Q1. Note, however, that the LM5143A-Q1 and LM25143-Q1 are higher performance alternatives with much better availability. Regards, Tim
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  • 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…
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  • 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.

  • RE: LM5143-Q1: LM5143-Q1

    Hi Kamaljit, 4phases at 90A is feasible with forced cooling. Take a look at the 5V/50A 2-phase apps example in the LM25143 datasheet. Regards, Tim

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