Datasheet

4.4
4.3
4.2
4.1
4.0
3.0
REV
2015-02-16
2014-06-25
2014-05-13
2014-01-07
2013-08-15
2012-08-07
DATE
SSt
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HasA
BY
HasA
SSt
SSt
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CHECKED
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. [phone] - 0
www.we-online.com
[e-mail]
DESCRIPTION
WE-LF Common Mode Power Line Choke
Order.- No.
7446120047
SIZE
A4
Size: Type SV
A Dimensions: [mm]
Reference on drawing
Marking
Date code
Description
7446120047 - 47mH/ 0.3A
WWYY
B Recommended hole pattern: [mm]
C Schematic:
D Electrical Properties:
Properties
Inductance
Rated current
DC Resistance
Rated voltage
Insulation test voltage
Test conditions
10 kHz/ 50 mV
@ 70°C
@ 20°C
50 Hz
50 Hz/ 5 mA/ 2 sec.
L
I
R
R
DC
U
R
U
T
Value
2x 47
0.3
2x 2.60
250
1500
Unit
mH
A
Ω
V (AC)
V (AC)
Tol.
±30%
max.
max.
max.
E General information:
It is recommended that the temperature of the part does
not exceed +125°C under worst case conditions.
•Storage Temperature: -20°C to 60°C
•Operating Temperature: -40°C to 125°C
•Temperature Rise: < 55K
•Test conditions of Electrical Properties: 20°C, 33% RH
if not specified differently
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.