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LM3643: What is the minimum input and output capacitance required for stability

Jeff Coletti
Expert 8755 points
Part Number: LM3643

Hi Support team

This is related to one of my previous questions, customer is asking for minimum input and output capacitance for stability, thanks Jeff Coletti

  • 0
    TI__Mastermind 22745 points
    Hi Jeff,
    Usually we recommend 10uF as the minimum input and output capacitors when you need 1.5A output current. It really depends on the control loop and input/output ripple. But I suggest you to use 10uF due to we have evaluated this .
    Regards
    Sean