SPICE MODEL of EC21QS10 (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: EC21QS10
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
EC21QS10
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
1 0.742 0.757 2.02
2 0.840 0.839 -0.12
3 0.902 0.903 0.11
4 0.970 0.964 -0.62
5 1.020 1.010 -0.98
7 1.120 1.110 -0.89
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004

5. Junction Capacitance Characteristic
Circuit Simulation Result
Evaluation Circuit
V2
V2 = 100 0Vdc
V1 = 0
TD = 0 D1
TR = 10ns V1
TF = 50ns
PW = 5us
PER = 10us
EC21QS10
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
1 130.000 134.000 3.08
2 98.000 100.000 2.04
5 65.000 66.000 1.54
10 47.000 48.000 2.13
20 35.000 34.000 -2.86
50 23.000 22.000 -4.35
100 17.000 16.200 -4.71
All Rights Reserved Copyright (C) Bee Technologies Inc. 2004