820444211E Datasheet, PDF (1/3 Pages) Wurth Elektronik GmbH & Co. KG, Germany. – Disk Varistor HighSurge WE-VD

Specification for Release
Customer :
Ordercode:
Description :
820444211E
Disk Varistor HighSurge WE-VD
A Dimensions:
DATE : 2010-04-19
Diameter 14mm
G
B Electrical properties:
Properties
Test Conditions
max. AC
Operating Voltage
max. DC
Operating Voltage
W ithstanding
Surge Current
max.
Energy
8/20µs
10/1000µs
Rated Power
Continuous
V_RMS
V_DC
i_max
W _max
P_max
Value
420
560
6000
225.0
0.6
Varistor Voltage
max.
Clamping Voltage
Capacitance
Voltage Protection
Rating
1mA
50A @ 8/20µs
1 kHz
6000 / 3000
V_Var
v_Cl
C_P
V/A
680
1120
290
1500
D Test equipment:
Keithley 2410 for Varistor Voltage
EMC Partner MIG0603CLV2 for Clamping Voltage
EMC Partner MIG0624LP1 for max. Surge Current and Energy
Agilent E4980A LCR Meter for Capacitance
F Material & approvals:
Body Insulation: 2500Vrms Withstanding Voltage
Coating:
Epoxy, UL 94V-0, halogen free
Approvals:
UL1449 3rd (E332875) for use in Type 2 SPD
VDE (40016998) & IEC 60950-1 Annex Q
CSA (224856)
General Release:
Customer
A
16.5 max.
mm
B
7.5 ± 1.0
mm
C
0.8 ± 0.05
mm
D
5.7 typ.
mm
D
8.2 max.
mm
E
20.5 max.
mm
F
25.0 min.
mm
G
4.1 ± 1.0
mm
C Body marking:
Unit
Tol.
V
max
WESURGE from Würth Elektronik
Part Branding (digit 4-9 of ordercode)
V
max
Approvals (see F)
Date Code & Internal Symbol
A
max
J
max
W
max
V
±10%
V
max
WE-S
444211
YM*
pF
typ
V
max
E Test conditions:
Humidity:
Temperature:
33%
+25°C
G General specifications:
Storage Temperature:
Max. Operating Temperature:
Max. Ambient Temperature:
Max. Response Time:
-20°C … + 60°C
-40°C … +125°C
-40°C … +115°C
25ns
..................................................................................
Date
..................................................................................
Signature
Würth Elektronik
..................................................................................
Checked
.................................................................................. JB
Approved
Name
Version 1
Modification
Würth Elektronik eiSos GmbH & Co. KG
2010-04-19
Date
D-74638 Waldenburg · Max-Eyth-Strasse 1 · Germany · Phone (+49) (0) 7942 - 945 - 0 · Fax (+49) (0) 7942 - 945 - 400
http://www.we-online.com
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