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Showing 26 results View by: Thread Post Sort by
  • RE: LM5164-Q1: LM5164 - Q1: Design Verification & Field Failure Query

    Andy  Chen
    Andy Chen
    Hi Chirayu Pls download LM5164 calculator for application circuit design: https://www.ti.com/tool/LM5163-LM5164DESIGN-CALC Pls use all capacitors connected on output rail for calculation. Pls upload the actual circuit and layout of LM5164 section…
    • over 3 years ago
    • Power management
    • Power management forum
  • RE: LM5163: Is it good for an unregulated input voltage?

    Andy  Chen
    Andy Chen
    Hi Tcha, LM5163 is good choice at the input variation up to 57V. You download the Calculator for LM5163 circuit design. https://www.ti.com/tool/LM5163-LM5164DESIGN-CALC B R Andy
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: LM5163-Q1: reducing the inductor value and size

    Denislav Petkov
    Denislav Petkov
    Resolved
    Hello Olivier, Normally the inductor will be calculated so that the ripple current is about 40% of the output load current (full load capability of the device). If they want to minimize the inductor size, I would suggest using a bit higher switching…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: LM5164-Q1: How much switching turn on time, turn off time, and Qg are?

    Andy  Chen
    Andy Chen
    Resolved
    Hi Ochi, Pls download the Calculation tool to estimate IC power loss: https://www.ti.com/tool/LM5163-LM5164DESIGN-CALC B R Andy
    • over 4 years ago
    • Power management
    • Power management forum
  • RE: LM5164-Q1: Inductor Selection for LM5164

    Andy  Chen
    Andy Chen
    Hi Rohan, Pls down load the LM5164 calculation tools and check your design https://www.ti.com/tool/LM5163-LM5164DESIGN-CALC B R Andy
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: LM5163: Ripple under different loads

    Denislav Petkov
    Denislav Petkov
    Resolved
    Hi Sebastian, In general I think it is normal to have more output ripple at light load as the part will reduce the switching frequency to save power. 0.4V does seem high though. We have a quick start calculator (excel based) that you can use to…
    • over 4 years ago
    • Power management
    • Power management forum
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