SPICE MODEL of EC31QS04 (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/ SCHOOTTKY RECTIFIER / STANDARD
PART NUMBER: EC31QS04
MANUFACTURER: NIEC
Bee Technologies Inc.
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

2. 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
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

3. Forward Current Characteristic
Circuit Simulation Result
Evaluation Circuit
R1
0.001m
D1
V1
0Vdc
EC31QS04
0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

4. Comparison Graph
Circuit Simulation Result
Simulation Result
Vfwd(V) Vfwd(V)
Ifwd(A) %Error
Measurement Simulation
0.3 0.380 0.378 -0.53
0.5 0.410 0.403 -1.71
1 0.450 0.442 -1.78
2 0.500 0.498 -0.40
5 0.646 0.657 1.70
10 0.900 0.899 -0.11
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

5. Junction Capacitance Characteristic
Circuit Simulation Result
Evaluation Circuit
V2
V2 = 40 0Vdc
V1 = 0 D1
TD = 0
TR = 10ns V1
TF = 50ns
PW = 5us
PER = 10us
EC31QS04
0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

6. Comparison Graph
Circuit Simulation Result
Simulation Result
Cj(pF) Cj(pF)
Vrev(V) %Error
Measurement Simulation
1 428.000 430.000 0.47
2 312.000 315.000 0.96
5 205.000 207.000 0.98
10 145.000 144.000 -0.69
20 105.000 104.000 -0.95
40 75.000 74.000 -1.33
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004