This document provides a SPICE model for the TVR2G general purpose rectifier diode manufactured by Toshiba. It includes the model parameters, simulation results comparing the diode's forward and reverse characteristics to measurements, and evaluation of the reverse recovery time constant.

1. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
COMPONENTS:
DIODE/ GENERAL PURPOSE RECTIFIER/ STANDARD
PART NUMBER: TVR2G
MANUFACTURER: TOSHIBA
Device Modeling Report
Bee Technologies Inc.

2. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
SPICE MODEL
PSpice model
parameter
Model description
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
*$
* PART NUMBER: TVR2G
* MANUFACTURER: TOSHIBA
* All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
.MODEL TVR2G D
+ IS=134.55E-12
+ N=1.4179
+ RS=646.86E-6
+ IKF=6.0796
+ ISR=0
+ CJO=50.366E-12
+ M=.40247
+ VJ=.51348
+ BV=400
+ IBV=10.000E-6
+ TT=4.6743E-6
*$

3. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
0
R1
0.01m
D1
TVR2G
V1
0Vdc
Forward Current Characteristic
Circuit Simulation Result
Evaluation Circuit

4. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Comparison Graph
Circuit Simulation Result
Simulation Result
Ifwd(A)
Vfwd(V)
Measurement
Vfwd(V)
Simulation
%Error
0.01 0.662 0.665 -0.393
0.02 0.694 0.690 0.562
0.05 0.725 0.724 0.166
0.1 0.750 0.749 0.080
0.2 0.770 0.775 -0.675
0.5 0.810 0.810 0.012
1 0.840 0.837 0.310
2 0.866 0.866 -0.035
5 0.910 0.910 -0.033
10 0.952 0.952 0.000

5. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
0
V1
TD = 0
TF = 50n
PW = 5u
PER = 10u
V1 = 0
TR = 10n
V2 = 400
V2
0Vdc
D1
TVR2G
Junction Capacitance Characteristic
Circuit Simulation Result
Evaluation Circuit

6. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Comparison Graph
Circuit Simulation Result
Simulation Result
Vrev(V)
Cj(pF)
Measurement
Cj(pF)
Simulation
%Error
0 50.495 50.495 0.000
0.1 46.835 46.339 1.059
0.2 44.109 44.330 -0.501
0.5 38.096 38.170 -0.194
1 32.505 32.411 0.289
2 26.642 26.652 -0.038
5 19.664 19.371 1.490
10 15.185 14.953 1.528
20 11.482 11.415 0.584
50 7.723 7.941 -2.825
100 5.640 5.902 -4.637

7. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
0
V1
TD = 0
TF = 10ns
PW = 20us
PER = 50us
V1 = -9.18V
TR = 10ns
V2 = 10.8V D1
TVR2G
R1
50
Reverse Recovery Characteristic
Circuit Simulation Result
Evaluation Circuit
Compare Measurement vs. Simulation
Measurement Simulation %Error
trr 3.240 us 3.241 us 0.046

8. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Reverse Recovery Characteristic Reference
Trj =2.04(us)
Trb=1.20(us)
Conditions: Ifwd=Irev=0.2(A), Rl=50
Example
Relation between trj and trb
Measurement