Skip to main content
Device Modeling Report



COMPONENTS: Power MOSFET (Professional Model)
PART NUMBER: TPCA8028-H
MANUFACTURER: TOSHIBA
Body Diode: Special Model




                  Bee Technologies Inc.




    All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Equivalent Circuit


                                                                      D




                                      S1
                                      -    -
                                      +    +
                                               R2
                                  S
                         R1                    10MEG            DGD

                        10M       CGD
                                                           S2
                                                       +    +
                                                       -    -

                                                                          Q1
                                                            S
                 G




                                                                      S




            All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
MOSFET MODEL


PSpice model
                                       Model description
 parameter
  LEVEL
      L        Channel Length
     W         Channel Width
     KP        Transconductance
     RS        Source Ohmic Resistance
     RD        Ohmic Drain Resistance
    VTO        Zero-bias Threshold Voltage
    RDS        Drain-Source Shunt Resistance
    TOX        Gate Oxide Thickness
   CGSO        Zero-bias Gate-Source Capacitance
   CGDO        Zero-bias Gate-Drain Capacitance
    CBD        Zero-bias Bulk-Drain Junction Capacitance
     MJ        Bulk Junction Grading Coefficient
     PB        Bulk Junction Potential
     FC        Bulk Junction Forward-bias Capacitance Coefficient
    RG         Gate Ohmic Resistance
     IS        Bulk Junction Saturation Current
     N         Bulk Junction Emission Coefficient
     RB        Bulk Series Resistance
    PHI        Surface Inversion Potential
  GAMMA        Body-effect Parameter
  DELTA        Width effect on Threshold Voltage
    ETA        Static Feedback on Threshold Voltage
  THETA        Mobility Modulation
  KAPPA        Saturation Field Factor
   VMAX        Maximum Drift Velocity of Carriers
     XJ        Metallurgical Junction Depth
    UO         Surface Mobility




          All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Transconductance Characteristic

Circuit Simulation Result




Comparison table

                                           gfs
              Id(A)                                                  Error(%)
                            Measurement          Simulation
                 1.000              25.300                26.316              4.01
                 2.000              41.000                41.567              1.38
                 5.000              62.500                62.667              0.27
               10.000               85.000                84.333              -0.78
               20.000             117.000               116.048               -0.81
               50.000             172.000               173.010               0.59




               All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Vgs-Id Characteristic

Circuit Simulation result
         100A




          80A




          60A




          40A




          20A




           0A
                0V               1.0V        2.0V             3.0V    4.0V          5.0V
                     I(Vsense)
                                                      V_VGS

Evaluation circuit

                                             Vsense




                                            U1
                                            TPCA8028-H
                                                              VDS
                                                              10Vdc




                         VGS




                                        0




                     All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Comparison Graph

Circuit Simulation Result




Simulation Result

                                        VGS(V)
             ID(A)                                                Error (%)
                            Measurement          Simulation
                 1.000                2.260             2.317             2.531
                 2.000                2.320             2.347             1.155
                 5.000                2.400             2.407             0.271
                10.000                2.480             2.475            -0.190
                20.000                2.580             2.576            -0.167
                40.000                2.720             2.724             0.132
                60.000                2.840             2.842             0.063
                80.000                2.950             2.945            -0.183
               100.000                3.050             3.038            -0.407




               All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Rds(on) Characteristic

Circuit Simulation result

        25.0A

        22.5A

        20.0A

        17.5A

        15.0A

        12.5A

        10.0A

         7.5A

         5.0A

         2.5A

           0A
                0V          10mV        20mV            30mV      40mV    50mV    60mV
                     I(Vsense)
                                                        V_VDS



Evaluation circuit

                                               Vsense




                                                U1
                                                TPCA8028-H

                                                                  VDS
                                                                  10Vdc




                           VGS
                         10Vdc


                                        0




Simulation Result

      ID = 25A, VGS = 4.5V                  Measurement             Simulation           Error (%)
         R DS (on)                 m                     2.300           2.300                 0.00




                      All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Gate Charge Characteristic

Circuit Simulation result

           20V




           16V




           12V




            8V




            4V




            0V
                 0               20n          40n                60n             80n         100n
                     V(W1:3)
                                                    Time*1mA
Evaluation circuit

                                                                        Vsense



                                       W1
                                         +
                                                                                            I1
                                         -                                          D1      50Adc
                                       W                                           Dbreak
                                 ION = 0A
                         I2      IOFF = 1mA
                                                    U1
                        TD = 0                      TPCA8028-H
                        1m                                                                  VD
                        I1 = 0                                                              24Vdc




                                                    0



Simulation Result

        VDD=24V, ID=50A,
                         Measurement                             Simulation             Error (%)
            VGS=10V
           Qgs        nC       16.000                                  15.985                   0.094
           Qgd        nC       12.000                                  11.970                   0.251
            Qg        nC       88.000                                  86.970                   1.184




                     All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Capacitance Characteristic




                                                   Measurement
                                                   Simulation




Simulation Result

                                  Cbd (pF)
           VDS (V)                                                 Error(%)
                        Measurement      Simulation
               0.100        2600.000        2590.000                     0.386
               0.200        2500.000        2550.000                    -1.961
               0.500        2300.000        2270.000                     1.322
               1.000        1980.000        2000.000                    -1.000
               2.000        1620.000        1618.000                     0.124
               5.000         1110.000       1090.000                     1.835
              10.000          800.000         790.000                    1.266
              20.000          510.000         520.000                   -1.923




              All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Switching Time Characteristic

Circuit Simulation result

          14V


          12V


          10V


           8V


           6V


           4V


           2V


           0V


          -2V


          -4V
          4.940us            4.980us              5.020us              5.060us           5.100us 5.136us
               V(2)         V(3)/1.5
                                                                Time

Evaluation circuit

                                 R1              L1                                     L2
                                                        2                  3

                                 4.7             30nH                                   50nH

                                                                          U1
                V1 = 0                                                    TPCA8028-H                 RL
                V2 = 20     V1                                                                       0.6
                TD = 5u                R2
                TR = 10n
                TF = 10n                   4.7
                PW = 10u
                PER = 10m                                                                            VDD
                                                                                                     15.065Vdc




                            0          0                    0                                    0




Simulation Result

           ID=25 A, VDD=15V
                                                 Measurement                   Simulation        Error(%)
              VGS=0/10V
                 ton                   ns                       16.000                 16.000               0.000




                All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Output Characteristic

Circuit Simulation result
                  8 6 5 4.5
         100A
                 10                      3.1

                                                                        3.0
           80A



                                                                        2.9
           60A


                                                                        2.8
           40A

                                                                        2.7

           20A

                                                                   VGS=2.5V

            0A
                 0V           1.0V         2.0V            3.0V          4.0V    5.0V
                      I(Vsense)
                                                   V_VDS

Evaluation circuit

                                          Vsense




                                         U1
                                         TPCA8028-H
                                                           VDS
                                                           10Vdc




                         VGS




                                     0




                  All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Forward Current Characteristic

Circuit Simulation Result

          100A




           10A




          1.0A
                 0V                   0.2V            0.4V            0.6V       0.8V   1.0V
                      I(R1)
                                                             V_V1
Evaluation Circuit

                                             R1



                                              0.01m




                             V1                                     U1
                      0Vdc                                          TPCA8028-H




                                  0




                 All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Comparison Graph

Circuit Simulation Result




Simulation Result

                                     VSD(V)
            IDR(A)                                                   %Error
                            Measurement    Simulation
                 1.000               0.625                0.625            0.032
                 2.000               0.650                0.649           -0.231
                 5.000               0.680                0.681            0.147
                10.000               0.710                0.709           -0.197
                20.000               0.740                0.741            0.189
                50.000               0.800                0.800           -0.012
               100.000               0.860                0.861            0.128




               All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Reverse Recovery Characteristics (Body Diode)

Circuit Simulation Result
             1.5A




             1.0A




             0.5A




               0A




            -0.5A




            -1.0A




            -1.5A




            -2.0A




            -2.5A
               1.04us     1.06us    1.08us   1.10us   1.12us   1.14us   1.16us    1.18us      1.20us   1.22us 1.24us
                    I(R1)
                                                                Time



Evaluation Circuit

                                         R1 7

                      V1 = -15V                                                  PARAMETERS:
                                                                                 TF = 0.14u
                      V2 = 15V

                      TD = 12n                                          DTPCA8028-H
                                                                        U1
                      TR = 10ns

                      TF = {TF}        V1
                                       VPULSE
                      PW = 1us

                      PER = 20us

                                             0




Compare Measurement vs. Simulation

                                   Measurement                          Simulation                         Error (%)
            trr                                 58.800         ns                 58.677 ns                            -0.21




                    All Rights Reserved Copyright (c) Bee Technologies Inc. 2008
Reverse Recovery Characteristic (Body Diode)                                  Reference




Trr=58.8ns
Conditions: di/dt=30A/us




               All Rights Reserved Copyright (c) Bee Technologies Inc. 2008