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Original question:

LM25122-Q1: schematic design questions

LM25122-Q1: Rs selection

James Zhan
Expert 4365 points
Part Number: LM25122-Q1

Hi team,

What's the minimum value for Rs as below picture shows?

Thanks. 

 

  • 0
    TI__Intellectual 2775 points

    hi ,

    You can ref this design tool , calculate the Rs value,  it is can download from below Link.

    www.ti.com.cn/product/cn/LM25122-Q1.

    If allowed, it is hoped that this resistance should be as large as possible, so that more accurate current protection can be obtained.