This document summarizes the specifications and simulation results for a TOSHIBA 20GL2C41A general purpose rectifier diode. It includes the SPICE model parameters, evaluation circuits for forward current, capacitance and reverse recovery characteristics, simulation results graphs comparing the results to measurement data, and a table showing less than 2% error between simulated and measured reverse recovery times.

1. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
COMPONENTS:
DIODE/ GENERAL PURPOSE RECTIFIER / STANDARD
PART NUMBER: 20GL2C41A
MANUFACTURER: TOSHIBA
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
EG Energy-band Gap
*$
* PART NUMBER: 20GL2C41A
* MANUFACTURER: TOSHIBA
* REMARK:TC=25C
* All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
.MODEL 20GL2C41A D
+ IS=4.4425E-6
+ N=2.0096
+ RS=18.546E-3
+ ISR=0
+ IKF=53.556E-3
+ CJO=171.58E-12
+ M=.48349
+ VJ=.5244
+ BV=400
+ IBV=50.000E-6
+ TT=67.060E-9
*$

3. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
0
D1
20GL2C41A
V1
0Vdc
R1
0.01m
Forward Current Characteristic
Circuit Simulation Result
Evaluation Circuit

4. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Forward Current Characteristic Reference

5. 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
0.05 0.500 0.506 -1.200
0.1 0.554 0.567 -2.347
0.2 0.640 0.635 0.781
0.5 0.709 0.720 -1.551
1 0.807 0.806 0.124
2 0.908 0.900 0.881
5 1.055 1.060 -0.474
10 1.216 1.214 0.164

6. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
D1
20GL2C41A
V2
0Vdc
0
V1
TD = 0
TF = 10ns
PW = 5us
PER = 10us
V1 = 0
TR = 10ns
V2 = 100
Capacitance Characteristic
Circuit Simulation Result
Evaluation Circuit

7. 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
0 170.990 170.990 0.000
1 103.400 102.720 0.658
2 81.550 81.480 0.086
5 55.500 55.050 0.811
10 40.470 40.250 0.544
20 27.600 28.188 -2.130
50 19.930 19.459 2.363
100 17.980 17.222 4.216

8. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
0
V1
TD = 0
TF = 10ns
PW = 20us
PER = 50us
V1 = -9.3V
TR = 10ns
V2 = 10.6V
R1
50
D1
20GL2C41A
Reverse Recovery Characteristic
Circuit Simulation Result
Evaluation Circuit
Compare Measurement vs. Simulation
Measurement Simulation %Error
trr 54.80 ns 53.81 ns 1.80

9. All Rights Reserved Copyright (C) Bee Technologies Inc. 2004
Reverse Recovery Characteristic Reference
Trj =14.4(ns)
Trb=40.4(ns)
Conditions: Ifwd=Irev=0.2(A), Rl=50
Example
Relation between trj and trb
Measurement