SPICE MODEL of S2L20U (Standard 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/ STANDARD
PART NUMBER: S2L20U
MANUFACTURER: SHINDENGEN
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
10A
1.0A
100mA
10mA
1.0mA
0V 1.0V 2.0V 2.8V
I(R1)
V_V1
Evaluation Circuit
R1
0.01m
V1
0Vdc D1
S2L20U
0
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4. Comparison Graph
Circuit Simulation Result
Simulation Result
Vfwd (V)
Ifwd (A) %Error
Measurement Simulation
0.1 0.650 0.648 -0.31
0.2 0.675 0.677 0.30
0.5 0.725 0.724 -0.14
1 0.775 0.774 -0.13
2 0.850 0.849 -0.12
5 1.025 1.026 0.10
10 1.275 1.274 -0.08
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5. Capacitance Characteristic
Circuit Simulation Result
200p
100p
10p
1.0V 10V 100V
I(V2)/(200V/1u)
V(N11360)
Evaluation Circuit
V2
0Vdc
V2 = 200 V1
V1 = 0 D1
TD = 0 S2L20U
TR = 1us
TF = 10ns
PW = 20us
PER = 10us
0
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6. Comparison Graph
Circuit Simulation Result
Simulation Result
Cj (pF)
Vrev (V) %Error
Measurement Simulation
1 140.000 139.135 -0.62
2 110.000 110.217 0.20
5 77.500 77.258 -0.31
10 57.500 58.066 0.98
20 42.500 43.285 1.85
50 28.500 29.153 2.29
100 22.500 21.559 -4.18
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7. Reverse Recovery Characteristic
Circuit Simulation Result
400mA
300mA
200mA
100mA
-0mA
-100mA
-200mA
-300mA
-400mA
19.96us 20.00us 20.04us 20.08us 20.12us 20.16us
I(R1)
Time
Evaluation Circuit
R1
50
V1 = -9.4V V1
V2 = 10.7V D1
TD = 15ns S2L20U
TR = 5ns
TF = 10ns
PW = 20us
PER = 50us
0
Compare Measurement vs. Simulation
Measurement Simulation %Error
trj ns 12.00 11.84 -1.33
All Rights Reserved Copyright (C) Bee Technologies Inc. 2008
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8. Reverse Recovery Characteristic Reference
Trj =12.00(ns)
Trb= 22.00(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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