Spezifikation für Freigabe / specification for release
Kunde / customer
:
Artikelnummer / part number
:
Bezeichnung :
description :
744775033A
LF
RoHS
compliant
DATUM / DATE : 2004-10-11
SPEICHERDROSSEL WE-PD2
POWER-CHOKE WE-PD2
A
Mechanische Abmessungen / dimensions
:
A
B
Typ L
A
B
C
D
E
F
7,5 ± 0,3
5,0 ± 0,3
2,6 ref
8,0 ref
7,8 ref
2,4 ref
mm
mm
mm
mm
mm
mm
A
marking dot is start winding
& inductance code
C
@@FRM 1@@
B
Elektrische Eigenschaften / electrical properties:
Eigenschaften /
properties
Induktivität /
inductance
Güte Q /
Q factor
DC-Widerstand /
DC-resistance
Nennstrom /
rated current
Eigenres.-Frequenz /
self-res.-fequency
Testbedingungen /
test conditions
1 kHz
7,960 MHz
Wert / value
Einheit / unit
tol.
± 20%
C
Lötpad / soldering spec.:
D
L
Q
R
DC
I
DC
SRF
3,30
32
0,02
4,60
55,00
µH
Ω
A
MHz
max.
max.
F
E
D
Prüfgeräte / test equipment:
HP 4274 A
für/for L und/and Q
HP 4274 A
für/for R
DC
und I
DC
E
Testbedingungen / test conditions:
Luftfeuchtigkeit / humidity:
Umgebungstemperatur / temperature:
33%
+20°C
F
Werkstoffe & Zulassungen / material & approvals:
Basismaterial / base material:
Draht / wire:
Ferrit
class F
G
Eigenschaften / general specifications:
Lagertemperatur / storage temperature: -40°C ~ + 125°C
Betriebstemp. / operating temperature: -40°C ~ + 125°C
Freigabe erteilt / general release:
Kunde / customer
..........................................................................
............................................................................
Datum / date
Unterschrift / signature
Würth Elektronik
............................................................
RT
SST
Version 3
Version 2
Version 1
Änderung / modification
2004-10-11
2003-07-02
2000-12-06
..........................................................................
JH
Name
Geprüft / checked
Kontrolliert / approved
Datum / date
This electronic component is designed and developed with the intention for use in general electronics equipments. Before incorporating the components into any equipments in the field such as
aerospace, aviation, nuclear control, submarine, transportation, (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.
where higher safety and reliability are especially required or if there is possibility of direct damage or injury to human body. In addition, even electronic component in general electronic equipme
when used in electrical circuits that require high safety, reliability functions or performance, the sufficient reliability evaluation-check for the safety must be performed before use. It is essential
give consideration when to install a protective circuit at the design stage.
Würth Elektronik eiSos GmbH & Co.KG
D-74638 Waldenburg · Max-Eyth-Strasse 1 - 3 · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400
http://www.we-online.com
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