MODELAREA COMPORTAMENTALA IN INDUSTRIA SEMICONDUCTOARELOR PROFET

      Prefata ……………………………………………………………………………………3
      Capitolul 1
        Introducere……………………………………………………………………................5
        1.1 Modele Behavior………………………………………………………….................5
        1.2 VHDL-AMS ………………………………………………………………………...6
          1.2.1 Domenii de modelare…………………………………………………….............6
          1.2.2 Modelare Mixed-Signal…………………………………………………………..6
         1.3 Cadence…………………………………………………………………………….9
       Capitolul 2
        Smart High-Side Switch-PROFET……………………………………………………10
         2.1 Prezentare Generala……………………………………………………………….10
         2.2 Diagrama Bloc……………………………………………………………………..11
         2.3 Termeni……………………………………………………………………………12
         2.4 Configuratia pinilor……………………………………………………………….13
            2.4.1 Locatia Pinilor……………………………………………...13
            2.4.2 Descrierea pinilor……………………………………………………………..13
         2.5 Caracterisitici electrice…………………………………………………………..14
         2.6 Functiile de Protectie…………………………………………………………….15
            2.6.1 Protectia la Scurt-Circuit…………………………………………………….15
            2.6.2 Protectia la Supra-Incalzire…………………………….16
            2.6.3 Protectia la tensiunea de alimentare inversa-Reversave
……………………...16
            2.6.4 Protectia la supra-tensiune……………………………………………………..16
      Capitolul 3
          PROFET: Modele Behavior...........…………………………………………………...17
          3.1 Central_Functions……………………………………………17
             3.1.1 Supply… ………………………………………………………18
             3.1.2 Band-Gap…………………………………………...21
             3.1.3 IREF…………………………………………………………………………...25
             3.1.4 Under-Voltage………………………………………………………………...26
          3.2 Logic………………………………………………………………………………28
             3.2.1 IN_BUFF……………………………………………………………………...28
          3.3 Diagnosis………………………………………………………………………….30
            3.3.1 Activarea Diagnozei…………………………………………………………...31
            3.3.2 Diagnoza atunci cand PROFET-ul este ON..……………………………….32
            3.3.3 Diagnoza atunci cand PROFET-ul este OFF. …………………………………33
          3.4 DRIVER……....…………………………………………………………...34
            3.4.1 Charge pump…………………………………………………………………...34
            3.4.2 Clamping ………………………………………………………………………36
            3.4.3 Gate_charge……………………………………………………………………38
            3.4.4 Gate_discharge………………………………………………………………...39
            3.4.5 Reverse_on ……………………………………………………………………42
      Capitolul 4
       Simulari de Top-Level………………………………………………………………...43
          4.1 Test 1……………………………………………………………………………...43
          4.2 Test 2 ……………………………………………………………………………..43
          4.3 Test 3 ……………………………………………………………………………..44
          4.4 Test 4 ……………………………………………………………………………..44
          4.5 Test 5 ……………………………………………………………….. …………...45
          4.6 Test 6 ……………………………………………………………………………..45
          4.7 Test 7 …………………………………………………………………………….46
          4.8 Test 8
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                 Figura
4.1.........................................................................
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                 Figure
4.2.........................................................................
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                 Figure
4.3.........................................................................
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                 Figure
4.4.........................................................................
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                 Figure
4.5.........................................................................
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                 Figure
4.6.........................................................................
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                Figure
4.7.........................................................................
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                Figure
4.8.........................................................................
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                Figure
4.9.........................................................................
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                Figure
4.10........................................................................
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                Figure
4.11........................................................................
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                Figure
4.12........................................................................
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                Figure
4.13........................................................................
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                Figure
4.14........................................................................
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                Figure
4.15........................................................................
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                Figure
4.16........................................................................
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      Concluzii..............................................................
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      Bibliografie.....………………………………………………………..67
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