SPICE MODEL of CMH05A (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: CMH05A
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
0V 1.0V 2.0V 3.0V 3.8V
I(R1)
V_V1
Evaluation Circuit
R1
0.01m
V1 U1
0Vdc CMH05A_P
0
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4. Comparison Graph
Circuit Simulation Result
Simulation Result
Vfwd (V)
Ifwd (A) %Error
Measurement Simulation
0.1 1.232 1.196 -2.90
0.2 1.337 1.346 0.68
0.5 1.549 1.581 2.06
1 1.787 1.809 1.24
2 2.104 2.101 -0.13
5 2.668 2.624 -1.64
10 3.187 3.206 0.59
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5. Capacitance Characteristic
Circuit Simulation Result
100p
10p
1.0p
1.0V 10V 30V
-I(X_U1.D_D1)/(400V/1u)
V(N11503)
Evaluation Circuit
V2
0Vdc
V1 = 0 V1
V2 = 400 U1
TD = 0 CMH05A_P
TR = 1u
TF = 50ns
PW = 5us
PER = 10us
0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2008
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6. Comparison Graph
Circuit Simulation Result
Simulation Result
Cj (pF)
Vrev (V) %Error
Measurement Simulation
1 9.200 9.233 0.36
2 7.400 7.675 3.72
5 5.650 5.908 4.57
10 4.580 4.796 4.71
20 3.720 3.890 4.57
30 3.300 3.443 4.33
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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)
Evaluation Circuit Time
R1
50
V1 = -8.8V
V2 = 11.4V
TD = 12ns V1
TR = 8ns U1
TF = 12ns CMH05A_P
PER = 50us
PW = 20us
0
Compare Measurement vs. Simulation
Measurement Simulation %Error
Trj ns 9.20 9.02 -1.91
Trb ns 6.40 6.24 -2.49
Trr ns 15.60 15.27 -2.14
All Rights Reserved Copyright (C) Bee Technologies Inc. 2008
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8. Reverse Recovery Characteristic Reference
Measurement
Trj =9.20(ns)
Trb= 6.40(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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