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Showing 14 results View by: Thread Post Sort by

  • LM5156HEVM-FLY: What is the Overload current of Evolution board

    TI Thinks Resolved
    Part Number: LM5156HEVM-FLY Other Parts Discussed in Thread: LM51561H , LM51561 , LM5156 Tool/software: Hello all What is the Overload current of the part LM5156HEVM-FLY Evaluation Module? i.e Output overload protection current of the same part Regar…

  • LM5156HEVM-FLY: Transformer device on LM5156HEVM-FLY

    TI Thinks Resolved
    Part Number: LM5156HEVM-FLY Other Parts Discussed in Thread: LM5156 Hi Sir, My customer would like to replace a new transformer device on LM5156HEVM-FLY Evaluation Module to verify the function the configuration is designed to provide a regulate output…
    • Answered

  • LM5156HEVM-FLY: Calculation errors

    Resolved
    Part Number: LM5156HEVM-FLY Other Parts Discussed in Thread: PMP30700 , LM5157 Hi, I was referring to SNVA994, How to Design an Isolated Flyback Converter Using LM5157x/LM5158x (ti.com) for multi rail flyback design. Here are some issues with the document…
    • Resolved
    • Answered

  • LM5156HEVM-FLY: LM5156HEVM-FLY Test & Guideline

    Resolved
    Part Number: LM5156HEVM-FLY Other Parts Discussed in Thread: LM5156H-Q1 Hi While I test LM5156HEVM-FLY, I have a question about that. 1.I checked and tested EVM, but it has a difference from what I think. Originally, Vsw is Vin + Vor(Reflected output…
    • Resolved
    • Answered

  • LM5156HEVM-FLY: LM5156H layout files

    Resolved
    Part Number: LM5156HEVM-FLY Other Parts Discussed in Thread: LM5156H Good morning, I would need the LM5156H layout files from Altium Designer (.PcbDoc and .SchDoc). It is that possible? Regards.
    • Resolved
    • Answered

  • LM5156HEVM-FLY: Soft-start Calculation - secondary side soft-start time

    Resolved
    Part Number: LM5156HEVM-FLY Hi team, How to calculate the soft-start time?
    • Resolved
    • Answered

  • LM5156HEVM-FLY: Transformer 750317933 Spec

    Resolved
    Part Number: LM5156HEVM-FLY Hi team, Is there a more detailed spec such as wire size, core and bobbin data of the transformer 750317933 used in LM5156HEVM-FLY can be shared with customer as reference? Thank you!
    • Resolved

  • LM5156HEVM-FLY: what determines the VCC voltage? With what parameters?

    Part Number: LM5156HEVM-FLY Hi team, LM5156HEVM-FLY development board itself is the output of 5V, I measured VCC is 6V, I change the resistance of R19, change the output to 12V, I measured VCC is still 6V. So I don't quite understand what determines the…
    • Answered

  • LM5156HEVM-FLY: How to configure for other applications

    Resolved
    Part Number: LM5156HEVM-FLY The User's Guide for this evaluation Module quotes: "This evaluation module is designed for ease of configuration, enabling the user to evaluate many different applications on the same module." The default configuration…
    • Resolved

  • RE: LM5156: Average Current Mode Control Design

    Hi Bailey, Thanks for reaching out. 1. When using external amplifiers for the regulation loop, you should connect the FB pin to GND and directly connect your external circuit to to the COMP pin. With this you disable the internal error amplifier. As reference…
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