750311486 Wurth Electronics Inc, 750311486 Datasheet - Page 19

• Manufacturer Part Number: 750311486
• Description: TRANS FLYBACK LT3748 100UH SMD
• Manufacturer: Wurth Electronics Inc
• Series: WE-FBr
• Type: For DC/DC Convertersr

Specifications of 750311486

• Applications: Flyback Converters
• Intended Chipset: LT3573, LT3574, LT3575, LT3748
• Voltage - Primary: 12V
• Voltage - Auxillary: 4V @ 20mA
• Voltage - Isolation: 1500Vrms
• Frequency: 50kHz
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Footprint: 0.70" x 0.53" (17.8mm x 13.5mm)
• Height Above Board: 0.50" (12.7mm)
• Chipset Manufacturer: Linear Technology
• Inductance: 100µH
• Transformer Type: Isolation and Data Interface (Encapsulated)
• Turns Ratio - Primary:secondary: 1 : 10
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• E.t.: -
• Other names: 732-2622-2

2x USB 3.0 Connector
WE-RJ45 LAN
RJ45 LAN Transformer & USB 3.0
11/10
10
Typical electrical characteristics
Order Code
Inductance
Dielectric Rating
Turns Ratio
Insertion Loss
Return Loss
Crosstalk
Common Mode Rejection
Schematic
1
8
9
6
7
4
5
2
3
11
Yellow
4x0,1µF
12
0.001 µF/ 2 kV
13
Orange
Green
75 Ω
75 Ω
75 Ω
75 Ω
14
J7
J8
J4
J5
J3
J6
J1
J2
749 711 061 6
–13.5 dB min.
–1.0 dB max.
–16 dB min.
–12 dB min.
–10 dB min.
–30 dB min.
–30 dB min.
1.5 kV
350 µH
7 7
7 7
7 7
1:1
Land pattern (in mm)
Characteristics
RJ45 Connector with integrated transformer &
2x USB 3.0 & LEDs
Extended temperature range: –40 °C bis +85 °C
10/100/1000BaseT
RMS
8x Ø2,30 ± 0,08
18x Ø0,70 ± 0,05
10x Ø0,89 ± 0,08
4x Ø1,03 ± 0,08
100 kH, 100 mV, 8 mA
80 MHz – 100 MHz
1 MHz – 100 MHz
30 MHz – 60 MHz
60 MHz – 80 MHz
1 MHz – 100 MHz
1 MHz – 100 MHz
2,54
1 MHz – 30 MHz
13,80
11,43
13,14
19,50
4,00
7,00
8,00
1,27
1 Minute
2,00
3%
DC
7 7
7 7
7 7
7 7
Dimensions (in mm)
7,85
Applications
Ethernet, 1 Gigabit Ethernet
Embedded PC
Hubs, Router, Switch
USB 3.0
33,00 ±0,38
www.we-online.com
linke / left
LED
15,60 ref.
rechte / right
LED
19