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  • LM5157EVM-FLY: how to modify to coupler feedback

    Resolved
    Part Number: LM5157EVM-FLY Other Parts Discussed in Thread: LM5155 Hello E2E, I'd like to modify the LM5157EV-FLY from string voltage FB to coupler FB. I checked the User's guide, that the FB circuit with coupler has not connect to Vout. To change…
    • Resolved

  • LM5157EVM-FLY: output current

    TI Thinks Resolved
    Part Number: LM5157EVM-FLY Hi team, Could you please tell me how to determined the output current? for EVM, could I change the output current? if I can, how to set. the output current only can support to 75mA. I am curious why the EVM set this current…
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  • LM5157EVM-FLY: Some question regarding the output voltage and current.

    Resolved
    Part Number: LM5157EVM-FLY Hi Experts, Regarding to the LM5157EVM-FLY, the three isolated outputs are in different current. 1. May I know how to set these output current? 2. From my perspective, three phases mean the three output will be the same. Am…
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  • LM5157EVM-FLY: Does TI have six outputs flyback EVM?

    Resolved
    Part Number: LM5157EVM-FLY Hi WW experts, Does TI have six outputs flyback EVM? Since LM5157EVM-FLY is only four outputs. Thanks. BR, Aaron Chen
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    • Answered

  • LM5157-Q1: EMI performance curves as flyback

    Resolved
    Part Number: LM5157-Q1 Other Parts Discussed in Thread: LM5157EVM-FLY I am trying to design a flyback converter using LM5157-Q1 Is there an EMI performance report of this IC used as a flyback? My specs are: Input: 8 to 18V Output:+15,-8,+15,-8,+15,-8V…
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    • Answered

  • RE: TL497A: Boost/SEPIC converter

    Resolved
    Hello, The customer can use the LM5157 in flyback configuration, there is a flyback EVM with 4 outputs available on the product folder ( https://www.ti.com/tool/LM5157EVM-FLY ), the schematic is at page 13 of the user's guide ( https://www.ti.com/lit…
    • Answered

  • RE: LM34927: Power supply to IC LM34927SD/NOPB

    Resolved
    Hi Arvind, based on your schematic your output voltages are isolated from the input voltage. So the polarity on the input is more or less a don't care - you just swap the supply input the the converter sees again a positive input and the same on the output…

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