It is recommended that the temperature of the component does not exceed +85°C under worst
case conditions
Operating Temperature
-40 up to +85 °C
< 40 °C ; < 75 % RH
1
V
Scale - 2:1
Storage Conditions (in original
packaging)
Moisture Sensitivity Level (MSL)
Test conditions of Electrical Properties: +20 °C, 33 % RH if not specified differently
Product Marking:
WE Surge
CHECKED
REVISION
DATE (YYYY-MM-DD)
GENERAL TOLERANCE
p/n without "820"
cURus, VDE
Date Code - WWY
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
PROJECTION
METHOD
BeBo
DESCRIPTION
005.002
2019-08-16
DIN ISO 2768-1m
WE-VD Disk Varistor
ORDER CODE
820571111
SIZE/TYPE
BUSINESS UNIT
STATUS
PAGE
7 mm
eiSos
Valid
1/7
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.
Rated Current vs. Voltage:
1000
Pulse Lifetime Derating:
10000
1
2
10
1000
No. of Pulses
Voltage [V]
100
100
1.000
10.000
100.000
1.000.000
100
10
1
10
10
1E-5
1E-4
1E-3
1E-2
1E-1
1E+0
1E+1
1E+2
1E+3
1E+4
100
1000
0.1
10000
Pulse Duration [µs]
Current [A]
CHECKED
REVISION
DATE (YYYY-MM-DD)
GENERAL TOLERANCE
PROJECTION
METHOD
BeBo
DESCRIPTION
005.002
2019-08-16
DIN ISO 2768-1m
WE-VD Disk Varistor
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
ORDER CODE
820571111
SIZE/TYPE
BUSINESS UNIT
STATUS
PAGE
7 mm
eiSos
Valid
2/7
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.
imax [A]
Packaging Specification - Tape and Reel: [mm]
W1
close to center
C
T
P
T1
W2
H1
H
W2
W1
B
W0
W
detail B
Protective Tape
Sprocket Hole
Cover Tape
Embossment
d
D0
P0
P1
F
packaging is refered to the international standard IEC 60286-3:2013
P
±1,0
12.7
P0
±0,3
12.7
P1
±0,7
3,85
F
+0,5/ -0,2
5
W
+1,0/ -0,5
18
W0
min.
10
W1
+0,75/ -0,5
9
W2
max.
3
H
±0,5
20
H1
max.
29
D0
±0,2
4
d
max.
0.6
T
max.
0.7
T1
max.
1.6
Material
Paper
Packaging Unit
pcs.
1500
A
typ.
340,00
C
min.
30,00
N
max.
89,00
W1
± 2,0
43,00
N
W2
max.
51,00
A
W3
± 3,0
43,00
CHECKED
REVISION
DATE (YYYY-MM-DD)
GENERAL TOLERANCE
PROJECTION
METHOD
BeBo
DESCRIPTION
005.002
2019-08-16
DIN ISO 2768-1m
WE-VD Disk Varistor
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
ORDER CODE
820571111
SIZE/TYPE
BUSINESS UNIT
STATUS
PAGE
7 mm
eiSos
Valid
3/7
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.
W
IC
H
IC
L
IC
W
C
L
C
L
IC
(mm)
typ.
350,00
W
IC
(mm)
typ.
350,00
H
IC
(mm)
typ.
107,00
Packaging
Unit
pcs.
3000
Material
Paper
L
C
(mm)
typ.
370,00
W
C
(mm)
typ.
370,00
H
C
(mm)
typ.
575,00
No. of
inner Carton
pcs.
5
Packaging
Unit
pcs.
15000
H
Material
Paper
CHECKED
REVISION
DATE (YYYY-MM-DD)
GENERAL TOLERANCE
PROJECTION
METHOD
BeBo
DESCRIPTION
005.002
2019-08-16
DIN ISO 2768-1m
WE-VD Disk Varistor
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
ORDER CODE
820571111
SIZE/TYPE
BUSINESS UNIT
STATUS
PAGE
7 mm
eiSos
Valid
C
4/7
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.
Classification Wave Soldering Profile:
t
p
T
p
Classification Wave Soldering Profile:
Profile Feature
Preheat Temperature Min
Preheat Temperature Typical
T
s min
T
s max
t
s
ΔT
T
p
t
p
Pb-Free Assembly
100 °C
130 °C
70 seconds
150 °C max.
250 °C - 260 °C
max. 10 seconds
max. 5 seconds each wave
~ 2 K/ second
~ 3.5 K/ second
~ 5 K/ second
4 minutes
T
s typical
120 °C
Sn-Pb Assembly
100 °C
120 °C
130 °C
70 seconds
150 °C max.
235 °C - 260 °C
max. 10 seconds
max. 5 seconds each wave
~ 2 K/ second
~ 3.5 K/ second
~ 5 K/ second
4 minutes
First Wave
Second Wave
Preheat Temperature Max
Preheat Time t
s
from T
s min
to T
s max
Ramp-up Rate
Peak Temperature
Temperature
Time of actual peak temperature
T
s max
T
s typical
T
s min
Ramp-down Rate, Min
Ramp-down Rate, Typical
Ramp-down Rate, Max
Time 25 °C to 25 °C
refer to EN61760-1:2006
Preheat area
Cool down area
Time
typical temperature procedure
min temperature procedure
max temperature procedure
CHECKED
REVISION
DATE (YYYY-MM-DD)
GENERAL TOLERANCE
PROJECTION
METHOD
BeBo
DESCRIPTION
005.002
2019-08-16
DIN ISO 2768-1m
WE-VD Disk Varistor
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
ORDER CODE
820571111
SIZE/TYPE
BUSINESS UNIT
STATUS
PAGE
7 mm
eiSos
Valid
5/7
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.
我最近在《华尔街日报》看到一篇题为“我们需要能维修自己的电子小玩意儿的权利(We need the right to repair our gadgets)”的文章(参考原文：)，作者对于众多电子产品看来是“有计画的废弃(planned obsolescence)”之现象非常愤怒，认为大众应该要求电子产品可以被维修。 但实际的情况是，举例来说，家家都有的电视机如果故障了，修理费用可能...[详细]
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