750311439 Wurth Electronics Inc, 750311439 Datasheet - Page 8
![TRANS FLYBACK LT3748LT3575 37UH](/photos/15/55/155504/750311439_sml.jpg)
750311439
Manufacturer Part Number
750311439
Description
TRANS FLYBACK LT3748LT3575 37UH
Manufacturer
Wurth Electronics Inc
Series
WE-FBr
Type
For DC/DC Convertersr
Specifications of 750311439
Applications
Flyback Converters
Intended Chipset
LT3573, LT3574, LT3575, LT3748
Voltage - Primary
37 ~ 57V
Voltage - Auxillary
12V @ 30mA
Voltage - Isolation
1500Vrms
Frequency
250kHz
Operating Temperature
-40°C ~ 130°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
37µH
Transformer Type
Isolation and Data Interface (Encapsulated)
Turns Ratio - Primary:secondary
2 : 1
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
E.t.
-
Other names
732-2644-2
08
WE-CNSW
SMD Common Mode Line Filter
Size 0603
Electrical properties
Order Code
744 230 220
744 230 450
744 230 900
744 230 121
744 230 181
744 230 251
Schematic
www.we-online.com
Size 0603
4
1
Impedance @ 100 MHz
120
180
250
(Ω)
22
45
90
3
2
Rated Voltage
(V)
50
7 7
7 7
7 7
7 7
Land pattern (in mm)
Characteristics
High common mode noise suppression at high
frequencies
Small influence on high speed signals through
winding symmetry
Recommended solder profile: Reflow
Operating temperature: –40 ºC to +105 ºC
(mΩ)
DCR
110
145
175
210
280
80
(mA)
800
650
550
450
400
350
I
R
0,85
IEEE 1394 / Firewire 400 Mbps
IEEE 1394 / Firewire 400 Mbps
0,60
High Speed Data Lines
High Speed Data Lines
High Speed Data Lines
Suitable for
USB 2.0
0,85
7 7
7 7
7 7
7 7
7 7
7 7
Dimensions (in mm)
Applications
USB 2.0
IEEE 1394 (Firewire)
LVDS
High Speed Data Lines
Suppression for Common Mode Noise
LAN
1
4
0,25 ref.
1,60 ±0,1
2
3
11/10