SPICE MODEL of S5277G (Professional Model) in SPICE PARK. English Version is http://www.spicepark.net. Japanese Version is http://www.spicepark.com by Bee Technologies.

1. Device Modeling Report
COMPONENTS:
DIODE/ GENERAL PURPOSE RECTIFIER/ PROFESSIONAL
PART NUMBER: S5277G
MANUFACTURER: TOSHIBA
Bee Technologies Inc.
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

2. 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

3. Forward Current Characteristic
Circuit Simulation Result
Evaluation Circuit
R1
0.01m
V1
0Vdc U1
S5277G
0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

4. Comparison Graph
Circuit Simulation Result
Simulation Result
Vfwd(V) Vfwd(V)
Ifwd(A) %Error
Measurement Simulation
0.01 0.662 0.656 0.982
0.02 0.700 0.697 0.371
0.05 0.740 0.739 0.149
0.1 0.770 0.771 -0.104
0.2 0.806 0.803 0.323
0.5 0.850 0.849 0.106
1 0.888 0.887 0.068
2 0.928 0.933 -0.517
5 1.018 1.016 0.226
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

5. Junction Capacitance Characteristic
Circuit Simulation Result
Evaluation Circuit
V2
0Vdc
V2 = 400 V1
V1 = 0
TD = 0
TR = 10ns
TF = 10ns U1 S5277G
PW = 20us
PER = 50us
0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

6. Comparison Graph
Circuit Simulation Result
Simulation Result
Cj(pF) Cj(pF)
Vrev(V) Measurement Simulation %Error
0 28.770 28.770 0.000
0.1 27.362 27.766 -1.477
0.2 25.737 25.992 -0.991
0.5 22.218 22.494 -1.242
1 18.955 19.247 -1.540
2 15.785 15.879 -0.596
5 11.877 11.764 0.951
10 9.362 9.250 1.193
20 7.277 7.200 1.047
50 5.107 5.148 -0.797
100 3.862 3.981 -3.065
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

7. Reverse Recovery Characteristic
Circuit Simulation Result
Evaluation Circuit
R1
50
U1
V2 = 10.8V V1
V1 = -9.18V
TD = 0
TR = 10ns
TF = 10ns
PW = 20us S5277G
PER = 50us
0
Compare Measurement vs. Simulation
Measurement Simulation %Error
trj 1.28 us 1.29 us 0.781
trb 1.12 us 1.11 us 0.892
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

8. Reverse Recovery Characteristic Reference
Measurement
Trj =1.28(us)
Trb=1.12(us)
Conditions: Ifwd=Irev=0.2(A), Rl=50
Example
Relation between trj and trb
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004