Answered

• LP3891: Look for the alternative solution for old design

  

  Alex Chen

  Resolved

  Part Number: LP3891 Other Parts Discussed in Thread: TLV767 , TLV761 , LP38502-ADJ Tool/software: Hi Mr./Mis, Is there any risk in using the LP3891 instead of the Richtek DS9183? https://www.richtek.com/assets/product_file/RT9183/DS9183-24.pdf

  • Resolved

  • 7 months ago
  • Power management
  • Power management forum
Answered

• RE: LP3891: Thermal resistance of LP3891/3892

  

  JCHK

  Resolved

  Hi Koyo-san, I just checked and here is the data: I hope this answers your question.

  • over 4 years ago
  • Power management
  • Power management forum

• RE: LP3891 EN Pin

  

  Paul Walker

  Hi Donald. Thank you for the reply, but unfortunately I made a little (well actually big) mistake. I had a typo in my message title, and somewhat throughout my question. My original question was ment to be about the LP3981 (not the LP3891). I guess…

  • over 9 years ago
  • Power management
  • Power management forum

• LP3891-1.2 do not produce 1.2V.

  

  YOONJAE KIM

  Other Parts Discussed in Thread: TMS320F28377D I have LP3891EMR-1.2/NOPB. I intended to supply 1.2V to TMS320F28377D by using LP3891EMR-1.2. But, it does not work properly. It produces 2.6V fixed voltage, instead of 1.2V. Here is my pin connection…

  • over 9 years ago
  • Power management
  • Power management forum

• RE: LP3981 footprint

  

  Chiara Perra

  Thank you very much for your advices!In the meantime i continued to look for a suitable footprint and i realized that LP3891 package dimensions are almost coincident with those of MSOP-8 package, therefore also the footprint of MUA08A package will be…

  • over 11 years ago
  • Power management
  • Power management forum

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