• RE: LM5575: LM5575 output unstable with load

  

  Onkar Bhakare

  Hi Maggie Thanks for sharing the schematic! My first suggestion for the user to try compensation values suggested by the QuickStart and see if it improves the behavior. You can find QuickStart here - LM2557X-557XQUICK-CALC Calculation tool | TI.com . …

  • 19 days ago
  • Power management
  • Power management forum

• RE: LM25575: Startup glitch

  

  Andrew Kutzler

  Hi Kamalnish, Could you fill out the TI quickstart calculator? I suspect there may be insufficient COUT. https://www.ti.com/tool/LM2557X-557XQUICK-CALC Thanks, Andrew

  • over 1 year ago
  • Power management
  • Power management forum

• RE: LM5576: Current limit operation of LM5576

  

  Andy Chen

  Hi Ella, Pls download LM5576 calculator for application circuit design and simulate it again: https://www.ti.com/tool/LM2557X-557XQUICK-CALC B R Andy

  • over 3 years ago
  • Power management
  • Power management forum

• RE: LM5576: Power issue when addressing Multiplexer select pins

  

  Andy Chen

  Hi Ayhan https://www.ti.com/tool/LM2557X-557XQUICK-CALC B R Andy

  • over 3 years ago
  • Power management
  • Power management forum
Answered

• RE: LM5576: LM5576 :Rating of internal MOSFET

  

  Andy Chen

  Resolved

  Hi Shing, You can download the circuit calculator for LM5576 application design. http://www.ti.com/tool/lm2557x-557xquick-calc You also can simulate the design in Webench, check power loss and IC thermal if meet your requirement, then export the PCB layout…

  • over 5 years ago
  • Power management
  • Power management forum

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