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Device Modeling Report



COMPONENTS:
DIODE/ GENERAL PURPOSE RECTIFIER/ STANDARD
PART NUMBER: D1NL20U
MANUFACTURER: SHINDENGEN
REMARK: TC=25C




                   Bee Technologies Inc.



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

*$
* PART NUMBER: D1NL20U
* MANUFACTURER: SHINDENGEN
* All Rights Reserved Copyright (C) Bee Technologies Inc.2005
.MODEL D1NL20U_s D
+ IS=130.95E-9
+ N=1.8460
+ RS=75.622E-3
+ IKF=11.104
+ ISR=0
+ CJO=80.015E-12
+ M=.43833
+ VJ=.61789
+ BV=200
+ IBV=10.000E-6
+ TT=27.116E-9
*$




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                                        Reference




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


Circuit Simulation Result

                 10A




                1.0A




               100mA




                10mA
                  100mV                                     1.0V               5.0V
                      I(R1)
                                                     V_V1



Evaluation Circuit

                                                R1


                                                  0.01m




                                     V1                               D1
                              0Vdc

                                                          D1NL20U_S




                                                     0




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

Circuit Simulation Result




Simulation Result

                                 Vfwd(V)               Vfwd(V)
              Ifwd(A)                                                       %Error
                               Measurement            Simulation
                       0.01           0.538                  0.537                  0.186
                       0.02           0.575                  0.576                 -0.174
                       0.05           0.620                  0.619                  0.161
                        0.1           0.655                  0.656                 -0.153
                        0.2           0.695                  0.694                  0.144
                        0.5           0.761                  0.762                 -0.131
                          1           0.835                  0.834                  0.120




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

Circuit Simulation Result




               100p




                10p




               1.0p
                 100mV          1.0V                            10V            100V
                     I(V2)/(200V/1u)
                                                V(N00016)




Evaluation Circuit


                                                 V2


                                                      0Vdc


                              V2 = 200     V1
                              V1 = 0                                  D1
                              TD = 0
                              TR = 1us
                              TF = 10ns                   D1NL20U_S
                              PW = 5us
                              PER = 10us




                                                      0




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

Circuit Simulation Result




Simulation Result


                                  Cj(pF)                Cj(pF)
             Vrev(V)                                                        %Error
                               Measurement            Simulation
                          0           80.123                80.123                  0.00
                        0.1           74.873                75.131                 -0.34
                        0.2           70.813                70.830                 -0.02
                        0.5           61.405                61.746                 -0.56
                          1           52.473                52.521                 -0.09
                          2           42.600                42.458                  0.33
                          5           30.635                30.433                  0.66
                         10           23.100                22.981                  0.52
                         20           17.150                17.218                 -0.40
                         50           11.448                11.161                  2.51
                       100             8.418                 8.581                 -1.94




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

Circuit Simulation Result



                  200mA




                       0A




                 -200mA



                      19.95us  20.00us          20.05us   20.10us      20.15us
                           I(R1)
                                                      Time



Evaluation Circuit

                                                     R1


                                                     50


                             V1 = -9.39V   V1
                             V2 = 10.7V                                D1
                             TD = 0
                             TR = 10ns
                             TF = 10ns                    D1NL20U_S
                             PW = 20us
                             PER = 50us




                                                      0



Compare Measurement vs. Simulation

                            Measurement                   Simulation                %Error
           trr                    22.40         ns           22.38          ns         0.089



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




                                                       Measurement




Trj =10.4 (ns)
Trb= 12.0 (ns)
Conditions: Ifwd=Irev=0.2(A), Rl=50




                                                             Example




                              Relation between trj and trb




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