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LMZ31520: Stability Analysis

Part Number: LMZ31520

Hello,

My customer has a question about the stability analysis of TI power module.

Are there any parts that may cause stability issues among the TI power module products below? What part is it?

     LMZ31520RLGT
     LMZ31710RVQR
     LMZ31707RVQR
     LMZ31530RLGT
     TPS82140SILT
     TPS82130SILT

   

Thank you.

JH

  • Hi JH,

    COUT will have the largest impact on stability for power modules. Please refer to the datasheet for each part respectively to follow the guidelines for COUT. These requirements are intended for stability.

    Below is an example of the COUT specifications for LMZ31520 from table 4.5 in the datasheet

    If you have any concerns about the stability of a specific design please let me know and I can dig in in detail


    Best regards

    Britton