7491182012 WUERTH ELEKTRONIK, 7491182012 Datasheet
7491182012
Manufacturer Part Number
7491182012
Description
TRANSFORMER, WE-UNIT E16/7/4
Manufacturer
WUERTH ELEKTRONIK
Datasheet
1.7491182012.pdf
(2 pages)
Specifications of 7491182012
Transformer Type
Off Line
Output Voltage
12V
Power Rating
9W
Inductance
0.9mH
Leakage Inductance
145µH
Supply Voltage Ac Max
265V
Supply Voltage Ac Min
85V
Turns Ratio
9.5
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
..................................................................................
Kunde / customer :
Artikelnummer / part number :
Bezeichnung :
description :
Induktivität /
inductance
Windungszahlverhältnis /
turns ratio
DC-Widerstand W1 /
DC-resistance W1
DC-Widerstand W2 /
DC-resistance W2
DC-Widerstand W3 /
DC-resistance W3
Sättigungsstrom Primär/
saturation current primary
Streuinduktivität /
leakage inductance
Hochspannung /
hipot test
Hochspannung /
hipot test
Freigabe erteilt / general release:
...............................................
A
B
D
WK3260B für / for L und / and R
F
Basismaterial / base material:
Spulenkörper / Bobbin:
Draht / wire:
Kontaktmaterial / contact plating:
Tränklack / Varnish:
Mechanische Abmessungen / dimensions :
Elektrische Eigenschaften / electrical properties :
Eigenschaften /
Prüfgeräte / test equipment :
Werkstoffe & Zulassungen / material & approvals :
= Marking Pin 1
properties
Geprüft / checked
D
Datum / date
A
D-74638 Waldenburg · Max-Eyth-Straße 1 - 3 · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400
Netzteil-Übertrager WE-UNIT
Off-line transformer WE-UNIT
Spezifikation für Freigabe / specification for release
W1, Screen => W2, W3
Testbedingungen /
test conditions
10 kHz / 0,1 V
W1 : W2 : W3
10 kHz / 0,1V
W2, W3 kurz
|?L/L|<10%
W2 => W3
3mA, 1s
3mA, 1s
@ 20°C
@ 20°C
@ 20°C
Würth Elektronik eiSos GmbH & Co.KG
Ferrit/ ferrite
UL-V0
2UEW-F 155°C / TRW(B)
Cu-Ni-Sn
V1630FS or equiv.
7491182012
R
R
R
HV
HV
TR
I
L
L
DC1
DC2
DC3
sat
0
s
6
1
..................................................................................
..................................................
http://www.we-online.com
Kunde / customer
Würth Elektronik
Wert / value
9,5 : 1 : 1
C
Unterschrift / signature
Kontrolliert / approved
145
0.9
4.3
0.8
4.0
1.5
75
85
10
7
ø0,6
Einheit / unit
E
G
Betriebstemp. / operating temperature: -40°C - + 125°C
Umgebungstemp. / ambient temperature: -40°C - + 75°C
It is recommended that the temperature of the part does
not exceed 125°C under worst case operating conditions.
Schaltfrequenz / Switching frequency: 132 kHz
Luftfeuchtigkeit / humidity:
Umgebungstemperatur / temperature:
mH
m
m
µH
Testbedingungen / test conditions :
kV
kV
Eigenschaften / general specifications :
Bauteil für Netzanwendung / Off-line transformer
A
±10%
max.
max.
max.
max.
max.
Name
±3%
KSc
tol.
TBr
TBr
C
D
A
B
C
Änderung / modification
Lötpad / soldering spec. :
18,0 max.
18,0 max.
16,5 max.
5,0 ± 0,5
Version 3
Version 2
Version 1
E16
DATUM / DATE : 2009-08-10
ø1,1
SEITE 1 VON 2
3 x 3,5
Datum / date
2009-08-10
2009-02-04
2006-07-26
+20°C
5 x 2,7
mm
mm
mm
mm
33%
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7491182012 Summary of contents
Page 1
... Spulenkörper / Bobbin: Draht / wire: Kontaktmaterial / contact plating: Tränklack / Varnish: Freigabe erteilt / general release: .................................................................................. Datum / date ............................................... Geprüft / checked D-74638 Waldenburg · Max-Eyth-Straß · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 7491182012 ø0 Wert / value Einheit / unit L ...
Page 2
... Würth Elektronik eiSos GmbH must be informed 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. D-74638 Waldenburg · Max-Eyth-Straß · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400 7491182012 Screen W2 ...