Help identify chip A7UH 827 Please

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  • sikocan
    Badcaps Veteran
    • Oct 2019
    • 344
    • Australia

    #1

    Help identify chip A7UH 827 Please

    Please help identify this part. It's from a Zhiyun Smooth 4 sma04 Gimbal Stabilizer. Images attached. Chip label: A7UH 827
    SOT-26 PACKAGE
    Attached Files
  • R_J
    Badcaps Legend
    • Jun 2012
    • 9535
    • Canada

    #2
    Re: Help identify chip A7UH 827 Please

    Silergy makes a chip similar to this in a DFN1.45x1-6

    This is NOT YOUR IC but might be similar and help you in your search: SY8078BDTC
    Last edited by R_J; 02-19-2023, 09:49 PM.

    Comment

    • sikocan
      Badcaps Veteran
      • Oct 2019
      • 344
      • Australia

      #3
      Re: Help identify chip A7UH 827 Please

      Kinda makes sense, Vin microsusb 5v output charging a tiny battery LX pin, 1.2v ish
      Maybe I'll try same chip but different package
      Even a different manufacturer should be fine as long as same pin layout

      Comment

      • lotas
        Badcaps Legend
        • Jan 2016
        • 4558
        • Russia

        #4
        Re: Help identify chip A7UH 827 Please

        MP1652GTF-Z

        https://aliexpress.com/item/1005003171086368.html
        Attached Files
        Last edited by lotas; 02-20-2023, 06:11 AM.

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        • sikocan
          Badcaps Veteran
          • Oct 2019
          • 344
          • Australia

          #5
          Re: Help identify chip A7UH 827 Please

          OMG. How did you know?

          Comment

          • R_J
            Badcaps Legend
            • Jun 2012
            • 9535
            • Canada

            #6
            Re: Help identify chip A7UH 827 Please

            He used the correct number ATU not A7U, I could not make out the pin style because they were covered by your tweezers
            Another ic with the same marking (ATU) is MP1476GTF

            The MP1652GTF-Z seems to be more available
            Attached Files
            Last edited by R_J; 02-20-2023, 11:51 AM.

            Comment

            • sikocan
              Badcaps Veteran
              • Oct 2019
              • 344
              • Australia

              #7
              Re: Help identify chip A7UH 827 Please

              Hmm but it really was A7u as per picture. Interesting
              Attached Files

              Comment

              • R_J
                Badcaps Legend
                • Jun 2012
                • 9535
                • Canada

                #8
                Re: Help identify chip A7UH 827 Please

                It is an odd looking "7" compared to the date code "7"

                Comment

                • sikocan
                  Badcaps Veteran
                  • Oct 2019
                  • 344
                  • Australia

                  #9
                  Re: Help identify chip A7UH 827 Please

                  Now it makes sense. 7 on bottom is much better then 7 on top. I'll keep it in mind to search for letters as well.

                  Comment

                  • lotas
                    Badcaps Legend
                    • Jan 2016
                    • 4558
                    • Russia

                    #10
                    Re: Help identify chip A7UH 827 Please

                    This could be due to heating, breakdown inside the crystal, because of this, the "T" in the center was deformed.

                    Comment

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