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help identify ic part hp elitebook 840 g3

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    help identify ic part hp elitebook 840 g3

    ic burn half.....board number 6050a2822301
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    #2
    i have NB679 @ ALT ...is this compatible??
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      #3
      latest update:

      i replace with NB679 and laptop working just fine..just found out that areas is 5v rail and nb679 is 5v ic

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        #4
        Originally posted by dqtech View Post
        i have NB679 @ ALT ...is this compatible??
        There is no schematic available for this model, but according to this post - "L60200 = 5v", i.e. this IC must be exactly a Monolithic Power Systems (MPS) NB679GD 5V-8A Buck Converter , marking code ALT.
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          #5
          HP Elitebook 840 G3 6050A2822301-MB-A01 help identify part
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            #6
            Originally posted by piszpunta View Post
            HP Elitebook 840 G3 6050A2822301-MB-A01 help identify part
            The QFN IC is a Monolithic Power NB671LGQ ,datasheet https://www.datasheets360.com/pdf/8164110733501024792 .In the Typical application layout ,pin 10 BST has a 6.8 ohm resistor and a 220nF cap


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            All donations to badcaps are welcome, click on this link to donate. Thanks to all supporters

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              #7
              Originally posted by SMDFlea View Post

              The QFN IC is a Monolithic Power NB671LGQ ,datasheet https://www.datasheets360.com/pdf/8164110733501024792 .In the Typical application layout ,pin 10 BST has a 6.8 ohm resistor and a 220nF cap


              Click image for larger version

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              I replaced it, it works thx

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