749119933 Wurth Electronics Inc, 749119933 Datasheet - Page 3

• Manufacturer Part Number: 749119933
• Description: TRANS FLYBACK POE 127UH SMD
• Manufacturer: Wurth Electronics Inc
• Series: WE-PoEr
• Type: For DC/DC Convertersr

Specifications of 749119933

• Applications: Power Over Ethernet (PoE)
• Intended Chipset: LM5070, LM5071, LM5072, LTC4267, TPS23750, TPS23770
• Voltage - Primary: 36 ~ 57V
• Voltage - Auxillary: 12V @ 15mA
• Voltage - Isolation: 1500Vrms
• Frequency: 200 ~ 500kHz
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Footprint: 0.70" x 0.53" (17.8mm x 13.5mm)
• Height Above Board: 0.49" (12.5mm)
• Inductance: 127µH
• Turns Ratio - Primary:secondary: 1:0.17:0.17:0.5
• Power Rating: 13 W
• Primary Voltage Rating: 36 V to 57 V
• Secondary Voltage Rating: 3.3 V
• Mounting Style: SMD/SMT
• Dimensions: 13.5 mm L x 17.75 mm W x 12.5 mm H
• Product: Power Over Ethernet Configurable Transformers
• Height: 12.5 mm
• Length: 13.5 mm
• Operating Temperature Range: - 40 C to + 125 C
• Width: 17.75 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Transformer Type: -
• E.t.: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 732-2430-2

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Kunde / customer :
Artikelnummer / part number :
Bezeichnung :
description :
Freigabe erteilt / general release:
This electronic component has been designed and developed for usage in general electronic equipment. Before incorporating this component into any equipment where higher safety and reliability is especially required or if
there is the possibility of direct damage or injury to human body, for example in the range of 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 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.
I
Rollenspezifikation / tape and reel specification :
a
Geprüft / checked
Datum / date
øC
D-74638 Waldenburg · Max-Eyth-Straße 1 - 3 · Germany · Telefon (+49) (0) 7942 - 945 - 0 · Telefax (+49) (0) 7942 - 945 - 400
feeding direction
POWER OVER ETHERNET-ÜBERTRAGER WE-PoE
POWER OVER ETHERNET-TRANSFORMER WE-PoE
b
A
Spezifikation für Freigabe / specification for release
D
165 to 180°
F
Würth Elektronik eiSos GmbH & Co.KG
G
E
Ø c
749119933
H
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http://www.we-online.com
Kunde / customer
Würth Elektronik
Unterschrift / signature
Kontrolliert / approved
K
I
B2
d
B1
B
The force for tearing off cover tape is
10 to 130 grams in arrow direction
Gurtspezifikation / Tape specification:
Rollenspezifikation / Reel specification:
Name
B1
B2
TBr
C
D
G
H
A
B
E
F
K
a
b
c
d
I
Änderung / modification
330,0 ± 2,0
21,00 ± 0,8
13,00 ± 0,5
100,0 ± 1,0
13,6 ± 0,1
32,0 ± 0,3
28,4 ± 0,1
14,2 ± 0,1
1,50
4,00 ± 0,1
2,00 ± 0,1
1,50
1,70
24,0 ± 0,1
12,5 ± 0,1
17,6 ± 0,1
Version 1
DATUM / DATE : 2006-06-12
+ 0,1
- 0,0
+ 0,1
- 0,0
+ 0,15
- 0,05
SEITE 3 VON 3
Datum / date
2006-06-12
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