SPICE MODEL of CMH04 (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: CMH04
MANUFACTURER: TOSHIBA
Bee Technologies Inc.
All Rights Reserved Copyright (C) Bee Technologies Inc. 2008
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2. DIODE MODEL PARAMETERS
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
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3. Forward Current Characteristic
Circuit Simulation Result
100A
10A
1.0A
100mA
10mA
0.2V 0.4V 0.6V 0.8V 1.0V 1.2V 1.4V 1.6V 1.8V
I(R1)
V_V1
Evaluation Circuit
R1
0.01m
V1 U2
0Vdc CMH04_P
0
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4. Comparison Graph
Circuit Simulation Result
Simulation Result
Vfwd (V)
Ifwd (A) %Error
Measurement Simulation
0.01 0.698 0.692 -0.93
0.02 0.718 0.721 0.42
0.05 0.759 0.763 0.53
0.1 0.798 0.800 0.24
0.2 0.850 0.843 -0.82
0.5 0.918 0.914 -0.47
1 0.976 0.976 0.00
2 1.037 1.048 1.04
5 1.176 1.172 -0.37
10 1.327 1.312 -1.15
20 1.538 1.537 -0.07
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5. Capacitance Characteristic
Circuit Simulation Result
100p
10p
1.0p
1.0V 10V 30V
-I(X_U1.D_D1)/(200V/1u)
V(N11503)
Evaluation Circuit
V2
0Vdc
V1 = 0 V1
V2 = 200 U1
TD = 0 CMH04_P
TR = 1u
TF = 50ns
PW = 5us
PER = 10us
0
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6. Comparison Graph
Circuit Simulation Result
Simulation Result
Cj (pF)
Vrev (V) %Error
Measurement Simulation
1 18.800 18.721 -0.42
2 15.000 15.062 0.41
5 10.800 10.873 0.68
10 8.360 8.359 -0.01
20 6.380 6.384 0.06
30 5.540 5.435 -1.89
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7. Reverse Recovery Characteristic
Circuit Simulation Result
400mA
300mA
200mA
100mA
-0mA
-100mA
-200mA
-300mA
-400mA
19.94us 19.98us 20.02us 20.06us 20.10us 20.14us
I(R1)
Time
Evaluation Circuit
R1
50
V1 = -9.2V
V2 = 10.9
TD = 12ns V1
TR = 8ns U1
TF = 7ns CMH04_P
PER = 50us
PW = 20us
0
Compare Measurement vs. Simulation
Measurement Simulation %Error
Trj ns 9.60 9.47 -1.36
Trb ns 7.20 7.05 -2.12
Trr ns 16.80 16.52 -1.68
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8. Reverse Recovery Characteristic Reference’
Measurement
Trj =9.60(ns)
Trb= 7.20(ns)
Conditions: Ifwd=0.2A,Irev=0.2A, Rl=50
Example
Relation between trj and trb
All Rights Reserved Copyright (C) Bee Technologies Inc. 2008
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