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Device Modeling Report



COMPONENTS:
DIODE/ GENERAL PURPOSE RECTIFIER/ PROFESSIONAL
PART NUMBER: 1R5GZ41
MANUFACTURER: TOSHIBA
REMARK: TC=25C




                       Bee Technologies Inc.



     All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
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. 2004
Forward Current Characteristic


Circuit Simulation Result




Evaluation Circuit

                                                R1


                                                 0.01m


                                      V1
                               0Vdc




                                                     U1 D1R5GZ41


                                                         0




               All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Comparison Graph

Circuit Simulation Result




Simulation Result

                               Vfwd(V)              Vfwd(V)
              Ifwd(A)                                                    %Error
                             Measurement           Simulation
                     0.01           0.620                0.625                -0.76
                     0.02           0.648                0.651                -0.42
                     0.05           0.688                0.685                 0.44
                      0.1           0.714                0.711                 0.43
                      0.2           0.740                0.737                 0.42
                      0.5           0.772                0.771                 0.10
                        1           0.802                0.797                 0.60
                        2           0.824                0.823                 0.10
                        5           0.850                0.858                -0.99




               All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Capacitance Characteristic

Circuit Simulation Result




Evaluation Circuit

                                                  V2


                                                       0Vdc
                             V2 = 400     V1
                             V1 = 0
                             TD = 0
                             TR = 10ns
                             TF = 50ns
                             PW = 5us
                             PER = 10us
                                                    U1 D1R5GZ41



                                                       0




               All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Comparison Graph

Circuit Simulation Result




Simulation Result

                                Cj(pF)                Cj(pF)
            Vrev(V)          Measurement            Simulation                %Error
                         0         145.899               145.899                   0.000
                       0.1         135.250               135.247                   0.002
                       0.2         127.750               127.755                  -0.004
                       0.5         107.210               107.207                   0.003
                         1          89.175                89.147                   0.031
                         2          72.147                72.147                   0.000
                         5          51.744                51.744                   0.000
                        10          39.000                38.416                   1.497
                        20          28.610                28.416                   0.678
                        50          18.891                18.391                   2.647
                      100           13.900                14.265                  -2.626




               All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Reverse Recovery Characteristic

Circuit Simulation Result

           200mA




              0A




          -200mA
               15us                        20us             25us              30us
                      I(R1)
                                                  Time




Evaluation Circuit

                                                  R1

                                                  50

                              V1 = -9.2    V1
                              V2 = 10.7V                           U1
                              TD = 0
                              TR = 10ns                            D1R5GZ41
                              TF = 10ns
                              PW = 20us
                              PER = 50us



                                                       0




Compare Measurement vs. Simulation

                                Measurement                Simulation          %Error
              trj                    1.28 us                   1.24 us              3.95
             trb                     2.68 us                   2.58 us              3.73




               All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Reverse Recovery Characteristic                                              Reference




                                                      Measurement




Trj = 1.28(us)
Trb= 2.68(us)
Conditions: Ifwd=Irev=0.2(A), Rl=50




                                                          Example




                                 Relation between trj and trb




              All Rights Reserved Copyright (C) Bee Technologies Inc. 2004