SPICE MODEL of ERZC20EK911 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: ZNR Transient/Surge Absorber
PART NUMBER: ERZC20EK911
MANUFACTURER: Panasonic
Bee Technologies Inc.
All Rights Reserved Copyright (C) Bee Technologies Inc. 2008
1

2. Equivalent Circuit
Vsence 0Vdc
G1 G3 G2 G4
V1 R1 TABLE = (0) TABLE = (0) TABLE = (0) TABLE = (0) R2
0Vdc 10000MEG 10000MEG
IN+ OUT+ IN+ OUT+ OUT- IN- OUT- IN-
IN- OUT- IN- OUT- OUT+ IN+ OUT+ IN+
V(%IN+, %IN-) V(%IN+, %IN-) GTABLE GTABLE
GTABLE GTABLE V(%IN+, %IN-) V(%IN+, %IN-)
0
0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2008
2

3. ZNR Transient /Surge Absorber
Circuit Simulation Result
6.0KA
4.0KA
2.0KA
0A
-2.0KA
-4.0KA
-6.0KA
-3.0KV -2.0KV -1.0KV 0V 1.0KV 2.0KV 3.0KV
I(U1:PIN1)
V_V1
Evaluation Circuit
V1
0V dc U1
ERZC2 0E K91 1
0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2008
3

4. ZNR Transient /Surge Absorber
Comparison Graph
6.00E+03
Measurement
Simulation
4.00E+03
2.00E+03
Current (A)
0.00E+00
-2.00E+03
-4.00E+03
-6.00E+03
-3000 -2000 -1000 0 1000 2000 3000
Voltage (V)
Simulation Result
VFwd (V)
I(A) Error (%)
Measurement Simulation
1.00E-06 440.000 457.857 4.058
1.00E-05 563.000 565.235 0.397
1.00E-04 700.000 700.185 0.026
1.00E-03 820.000 820.071 0.009
1.00E-02 1200.000 1200.000 0.000
1.00E-01 1310.000 1310.000 0.000
1.00E+00 1400.000 1402.500 0.179
1.00E+01 1445.000 1445.700 0.048
1.00E+02 1570.000 1570.300 0.019
1.00E+03 2000.000 2000.100 0.005
5.00E+03 2700.000 2800.000 3.704
All Rights Reserved Copyright (C) Bee Technologies Inc. 2008
4