POWER UTAMA PADA LAPTOP

Discussion in 'Tutorial' started by vidhocomp, Aug 6, 2014.

  1. vidhocomp
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    vidhocomp MEMBER

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    Berdasarkan prinsip umum, Semua alur power utama pada laptop memiliki konsep yang sama misal
    IC TPS51020 adalah IC yg mengeluarkan daya 3,3v dan daya 5v sebelumnya.
    IT8511 adalah SIO.
    Dock /D adalah sumber power dari charger (daya terpasang)
    VBAT adalah kekuatan Power dari baterai
    AC_BAT adalah power untuk seluruh sirkuit, yang diperoleh dari Adapter atau Baterai.

    Alur nya :


    1. Power dari AC_BAT yg masuk ke TPS51020 menghasilkan power 3,3v dan 5v
    2. Keluaran dari TPS51020 yang didistribusikan ke SIO sebagai Power 3v
    3. Power 3V yg masuk dari TPS51020
    4. AC_IN Power dari charger (ini jg sebagai detektor apakah supply power dari Batere Atau dari charger.
    5. SIO memerintahkan daya 3,3v dan 5v pada kai EN1 dan EN2 di TPS51020
    6. TPS51020 menciptakan 3v3 dan 5V yg akan memberikan umpan balik untuk daya SIO dan untuk seluruh rangkaian ( respon batere charge / tidak)
    7. Sinyal balik (PWRGD) dari SIO
    8. Switch power
    9. Ketika di switch maka SIO memerintahkan sumber sekunder ke bagian (1,8v RAM) (VCCp) VGA core
    10. SIO terus terbuka untuk CPU Vcore dan melengkapi daya yang dibutuhkan sirkuit.
     
    Pakdhe, kyutzax, skardi403 and 12 others like this.
  2. muhammad ali akbar
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    ijin belajar Ter
     
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    ikutan nyimak Ter amin
     
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    maknyuss info ne
     
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    uge MEMBER

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    trimakasih infonya
     
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    thanks
     
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    Terima kasih infonya Ter, ilmu yg bermanfaat u/ problem solving..
     
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    thank you very mutch
     
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