SF20LC30 LTspice Model (Free SPICE Model)

1. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
COMPONENTS:
DIODE/GENERAL PURPOSE RECTIFIER/ STANDARD
PART NUMBER: SF20LC30
MANUFACTURER: SHINDENGEN
REMARK: TC=25C
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
*$
* PART NUMBER: SF20LC30
* MANUFACTURER: SHINDENGEN
* VRM=300,IO=20A
* All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
.MODEL DSF20LC30 D
+ IS=133.21E-6
+ N=3.2974
+ RS=6.2117E-3
+ IKF=1.159
+ CJO=438.22E-12
+ M=.45963
+ VJ=.40223
+ ISR=0
+ BV=300
+ IBV=25.00E-6
+ TT=21.033E-9
*$

3. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
R1
0.01m
0
V1
0Vdc D2
SF20LC30
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
0.1 0.600 0.600 0.00
0.2 0.630 0.630 0.00
0.5 0.700 0.700 0.00
1 0.790 0.800 -1.27
2 0.900 0.900 0.00
5 1.050 1.050 0.00
10 1.210 1.200 0.83
20 1.400 1.350 3.57
50 1.720 1.680 2.33

5. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
V2
0V
D2
SF20LC30
0
V1
TD = 0
TF = 50n
PW = 5u
PER = 10u
V1 = 0
TR = 10n
V2 = 100
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
0 437.320 437.320 0.00
0.1 393.370 396.850 -0.88
0.2 369.930 365.148 1.29
0.5 301.080 299.224 0.62
1 244.790 247.844 -1.25
2 192.800 190.064 1.42
5 133.090 132.941 0.11
10 97.618 98.170 -0.57
20 71.454 71.454 0.00
50 46.989 47.535 -1.16
100 38.119 37.734 1.01

7. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
V1
TD = 0
TF = 10n
PW = 20u
PER = 50u
V1 = -9.33
TR = 10n
V2 = 10.60
R1
50
0
D2
SF20LC30
Reverse Recovery Characteristic
Circuit Simulation Result
Evaluation circuit
Compare Measurement vs. Simulation
Measurement Simulation %Error
trr 44.80 ns 45.00 ns 0.44

8. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Reverse Recovery Characteristic Reference
trj=14.8(ns)
trb=30.0(ns)
Conditions:Ifwd=Irev=0.2(A),Rl=50
Relation between trj and trb
Example
Measurement