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Device Modeling Report



COMPONENTS: Silicon Carbide Schottky Diode
PART NUMBER: CSD04060B
MANUFACTURER: Cree, Inc.
REMARK: Professional Model




                 Bee Technologies Inc.



   All Rights Reserved Copyright (C) Bee Technologies Inc. 2005
PSpice model
                                      Model description
 parameter
     IS         Saturation Current
     N          Emission Coefficient
     RS         Series Resistance
    IKF         High-injection Knee Current
    CJO         Zero-bias Junction Capacitance
     M          Junction Grading Coefficient
     VJ         Junction Potential
    ISR         Recombination Current Saturation Value
     BV         Reverse Breakdown Voltage(a positive value)
    IBV         Reverse Breakdown Current(a positive value)
     TT         Transit Time
    EG          Energy-band Gap




               All Rights Reserved Copyright (C) Bee Technologies Inc. 2005
Forward Current Characteristic

Circuit Simulation Result


                 8.0A




                 6.0A




                 4.0A




                 2.0A




                       0A
                            0V                1.0V              2.0V                   3.0V
                                 I(R1)
                                                      V_V1




Evaluation Circuit


                                                                    CSD04060B
                                              R1                    U4
                                                             PIN3
                                                                                CASE
                                              0.01m
                                                             PIN2

                                                              NC
                                       V1
                                       0Vdc




                                   0




                     All Rights Reserved Copyright (C) Bee Technologies Inc. 2005
Comparison Graph

Circuit Simulation Result




Simulation Result

                                              VF(V)
            IF(A)                                                             Error(%)
                             Measurement               Simulation
                    0.1              0.940                      0.938              -0.213
                    0.2              0.970                      0.975               0.513
                    0.5              1.030                      1.028              -0.195
                      1              1.100                      1.110               0.901
                      2              1.250                      1.245              -0.402
                      5              1.650                      1.648              -0.121
                      8              2.050                      2.070               0.966




                    All Rights Reserved Copyright (C) Bee Technologies Inc. 2005
Junction Capacitance Characteristic

Circuit Simulation Result


                 150p




                 100p




                     50p




                        0
                        3.0V          10V                         100V          400V
                               I(V2)/(600V/1us)
                                               V(N00016)




Evaluation Circuit


                                                            NC
                                         0Vdc   V2
                                                           PIN2
                                                                         CASE
                                                           PIN3

                       V2 = 600     V1
                       V1 = 0
                       TD = 0
                       TR = 1us
                       TF = 10ns
                       PW = 50us
                       PER = 10us



                                         0




                     All Rights Reserved Copyright (C) Bee Technologies Inc. 2005
Comparison Graph

Circuit Simulation Result




Simulation Result

                                               Cj (pF)
             VR(V)                                                           Error(%)
                               Measurement               Simulation
                        3             141.000                 141.400               0.283
                        5             122.000                 121.700              -0.247
                       10              95.000                  95.200               0.210
                       20              72.000                  72.130               0.180
                       50              48.000                  48.500               1.031
                      100              36.000                  35.700              -0.840
                      200              26.000                  25.980              -0.077




                    All Rights Reserved Copyright (C) Bee Technologies Inc. 2005
Reverse Characteristic

Circuit Simulation Result


                 100uA




                     80uA




                     60uA




                     40uA




                     20uA




                        0A
                             0V               200V       400V                   600V
                                  I(R1)
                                                      V_V1




Evaluation Circuit

                                                              NC
                                              R1
                                                             PIN2
                                                                                CASE
                                              0.01m
                                                             PIN3

                                                                    U4
                                       V1                           CSD04060B
                                       0Vdc




                                   0




                     All Rights Reserved Copyright (C) Bee Technologies Inc. 2005
Comparison Graph

Circuit Simulation Result




Simulation Result

                                               VR(V)
            IR(uA)                                                            Error(%)
                               Measurement               Simulation
                       1              438.000                 438.200              0.046
                       2              468.000                 472.000              0.847
                       5              518.000                 523.000              0.956
                      10              556.000                 560.000              0.714
                      20              595.000                 600.000              0.833
                      50              645.000                 649.000              0.616
                      80              672.000                 675.000              0.444
                     100              683.000                 687.000              0.582




                    All Rights Reserved Copyright (C) Bee Technologies Inc. 2005