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Device Modeling Report



COMPONENTS: Power MOSFET (Professional Model )
PART NUMBER: 2SK2412
MANUFACTURER: NEC
REMARK: N Channel Model
Body Diode (Professional Model) / ESD Protection Diode




                     Bee Technologies Inc.


        All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
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             Modility 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. 2007
Transconductance Characteristics


Circuit Simulation Result

                                    17
                                                    Measurement
                                    15              Simullation
          TRANSCONDUCTANCE Gfs(s)




                                    13


                                    11


                                    9

                                    7


                                    5

                                    3


                                    1
                                         0           2            4            6            8           10

                                                           DRIAN CURRENT ID (A)

Comparison table

                                                                  gfs(s)
                      Id(A)                                                                        Error(%)
                                                Measurement                  Simulation
                                     0.2                      2.174                     2.240            3.040
                                     0.5                      3.650                     3.700            1.380
                                       1                      5.155                     5.200            0.880
                                       2                      7.180                     7.092           -1.223
                                       5                     11.300                    11.111           -1.672
                                      10                     16.300                    15.823           -2.928




                                         All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Vgs-Id Characteristics

Circuit Simulation Result

      20A



      10A




    1.0A




   100mA
            0V       1.0V    2.0V       3.0V    4.0V    5.0V    6.0V     7.0V   8.0V
                 I(V2)
                                               V_VGS

Evaluation circuit

                                          V2




                                          U7
                                          2SK2412
                                                       VDS
                                                        10Vdc




                     VGS
                     0Vdc



                                    0




                       All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Comparison Graph

Circuit Simulation Result

                              100

                                                  Measurement
                                                  Simulation
     ID - Drain Current - A




                               10




                                1




                              0.1
                                    0                          2                          4

                                                     VGS - Gate to Source Voltage - V


Comparison table

                                                                   VGS(V)
                                    ID(A)                                                      Error (%)
                                                  Measurement               Simulation
                                            0.1                2.000                1.932              -3.390
                                            0.2                2.050                1.985              -3.171
                                            0.5                2.120                2.091              -1.382
                                              1                2.200                2.210               0.436
                                              2                2.350                2.378               1.196
                                              5                2.650                2.713               2.389
                                             10                3.000                3.093               3.093
                                             20                3.600                3.632               0.900




                                        All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
*Rds(on) Characteristic

Circuit Simulation result

   10A

    9A

    8A

    7A

    6A

    5A

    4A

    3A

    2A

    1A

    0A
         0V               100mV         200mV           300mV       400mV      500mV
              I(V2)
                                                V_VDS

Evaluation circuit

                                         V2




                                          U7
                                          2SK2412
                                                         VDS
                                                          10Vdc




                      VGS
                      10Vdc



                                    0



Simulation Result

          ID=10, VGS=10V                 Measurement              Simulation            Error (%)
                R DS (on)                           50 m                50 m               0.00



                         All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Gate Charge Characteristic

Circuit Simulation result
   16V


   14V


   12V


   10V


    8V


    6V


    4V


    2V


    0V
         0        5n       10n         15n     20n      25n        30n          35n    40n
             V(W1:3)
                                             Time*1mA
Evaluation circuit

                                                                         Vsense




                                                                  U1
                                                                  2SK2412_pro                     I1
                                                                                       D1
                                 W1                                                   Dbreak     20Adc
                                   +
                  TD = 0
                                   -
             I2     ION = 0A   W
                    IOFF = 1mA                                                                   VD
                                                                                                 48Vdc


                                                              0



Simulation Result

         VDD=48V,ID=20A
                                       Measurement                Simulation                   Error (%)
            ,VGS=10V
            Qgs       nC                           2.70                       2.62                     -2.96
            Qgd       nC                           8.90                       8.96                      0.67
             Qg       nC                          27.00                      27.03                      0.11

                       All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Capacitance Characteristic




                                                             Measurement
                                                              Simulation




Simulation Result


                                       Cbd(pF)
           VDS(V)                                                      Error(%)
                         Measurement             Simulation
                    1             590.000                588.500           -0.2542
                    2             490.000                489.200           -0.1633
                     5            380.000                381.224            0.3221
                    10            300.000                299.250           -0.2500
                    20            240.000                230.995           -3.7521




                All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Switching Time Characteristic


Circuit Simulation result
   20V



   16V



   12V



    8V



    4V



    0V



   -4V



   -8V
    0.93us     0.96us     0.99us                     1.02us      1.05us             1.08us   1.11us
         V(L3:2)   V(Vsense:+)/3.1
Evaluation circuit                                    Time


                                                                     Vsense                  RL


                                                                                              3.0

                                                                     U1
                          R1             L3                          2SK2412_pro


                          10                  20nH
         V1 = 0                                                                                        VDD
         V2 = 20     V1                                                                                  30Vdc
         TD = 1u                    R2
         TR = 20n
         TF = 20n                   10
         PW = 10u
         PER = 20u


                                                                 0



Simulation Result

         ID=10A, VDD=30V
                                         Measurement                  Simulation                  Error(%)
            VGS=0/10V
              td(on)           ns                       15.000                     14.987             -0.087

                      All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Output Characteristic

Circuit Simulation result

   80A


                          10.0V
   70A

                                                 6.0V
   60A


   50A


   40A

                                                                         VGS=4.0V
   30A


   20A



   10A


    0A
         0V              2V            4V                6V              8V     10V   12V
              I(V2)
                                                        V_VDS

Evaluation circuit

                                            V2




                                            U7
                                            2SK2412
                                                                VDS
                                                                 10Vdc




                  VGS
                  0Vdc



                                   0




                         All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
BODY DIODE SPICE MODEL
Forward Current Characteristic

Circuit Simulation Result
    100A




     10A




    1.0A




   100mA
           0V                            1.0V                2.0V                  3.0V
                I(R1)
                                                 V_V1
Evaluation Circuit

                                R1

                                0.01m
                                                        U1 2SK2412
                        V1
                0Vdc




                                     0




                        All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Comparison Graph

Circuit Simulation Result

                                  100
                                                       Measurement
                                                       Simulation
      Diode Forward Current - A




                                   10




                                    1




                                  0.1
                                        0                                   1                               2
                                                              Source to Drain Voltage - V

Simulation Result

                                                                      VDS(V)

                                    IDR(A)           Measurement                Simulation           %Error
                                             0.1                    0.620                0.620             -0.032
                                             0.2                    0.640                0.642             0.359
                                             0.5                    0.680                0.676             -0.574
                                               1                    0.710                0.708             -0.268
                                               2                    0.750                0.751             0.173
                                               5                    0.840                0.846             0.679
                                              10                    0.980                0.975             -0.561
                                              20                    1.200                1.202             0.125




                                            All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Reverse Recovery Characteristic

Circuit Simulation Result

    400mA


    300mA


    200mA


    100mA


     -0mA


   -100mA


   -200mA


   -300mA


   -400mA
       0.8us             1.0us      1.2us          1.4us          1.6us          1.8us
           I(R1)
                                            Time
Evaluation Circuit

                                 R1 50




                                                           U1
                                                           2SK2412_pro
            V1 = -9.4V    V1
            V2 = 10.7V
            TD = 160n
            TR = 10ns
            TF = 5.7ns
            PW = 1us
            PER = 50us




                                    0




Compare Measurement vs. Simulation

                                 Measurement               Simulation                    Error (%)
            trj            ns                60.10                       59.63                  -0.79
            trb            ns                69.70                       69.66                  -0.06
            trr            ns               129.80                  129.28                      -0.40


                    All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Reverse Recovery Characteristic                                           Reference




                                                    Measurement




Trj=60.10(ns)
Trb=69.70(ns)
Conditions:Ifwd=lrev=0.2(A),Rl=50




                                                      Example




                                Relation between trj and trb




               All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
ESD PROTECTION DIODE SPICE MODEL
Zener Voltage Characteristic
Circuit Simulation Result

   10mA

    9mA

    8mA

    7mA

    6mA

    5mA

    4mA

    3mA

    2mA

    1mA

     0A
          0V      10V      20V       30V       40V   50V    60V    70V           80V   90V
               I(R1)
                                                     V_V1


Evaluation Circuit

                                      R1


                                    0.01m

                                            open
                                                                  open


                      V1
               0Vdc                                                      Ropen
                               U1 M2SK2412
                                                                          100MEG


                                                                     0


                           0




                        All Rights Reserved Copyright (c) Bee Technologies Inc. 2007
Zener Voltage Characteristic                                            Reference




            Measurement




             All Rights Reserved Copyright (c) Bee Technologies Inc. 2007