750311385 Wurth Electronics Inc, 750311385 Datasheet - Page 6
![TRANS FLYBACK LT3748 15UH SMD](/photos/15/55/155522/750311385_sml.jpg)
750311385
Manufacturer Part Number
750311385
Description
TRANS FLYBACK LT3748 15UH SMD
Manufacturer
Wurth Electronics Inc
Series
WE-FBr
Type
For DC/DC Convertersr
Specifications of 750311385
Applications
Flyback Converters
Intended Chipset
LT3573, LT3574, LT3575, LT3748
Voltage - Primary
18 ~ 60V
Voltage - Auxillary
14V @ 50mA
Voltage - Isolation
1500Vrms
Frequency
210kHz
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Footprint
1.15" x 0.91" (29.1mm x 23.1mm)
Height Above Board
0.45" (11.4mm)
Chipset Manufacturer
Linear Technology
Inductance
15µH
Transformer Type
Isolation and Data Interface (Encapsulated)
Turns Ratio - Primary:secondary
1.25 : 1
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
E.t.
-
Other names
732-2648-2
06
WE-AFB LFS
Low Frequency Axial Ferrite Bead
Suppression in the low frequency range
Electrical properties
Order Code
742 772 33
742 772 7
742 772 53
742 772 9
742 772 55
742 772 90
Sorted according to measurement B
Material characteristics
www.we-online.com
0.01
Materials
150 kHz to 30 MHz
(mm)
14.2
16.0
17.5
18.6
26.0
0.1
9.5
A
(mm)
4.75
6.35
10.2
13.0
8.0
9.5
B
1
MnZn
(mm)
28.5
28.5
28.5
28.5
28.5
9.5
C
7 7
7 7
1 MHz
130
100
100
30
90
90
10
Characteristics
Ferrite core made of MnZn, a material which works
in the low frequency range
Operating temperature: –25 ºC to +85 ºC
Impedance (Ω)
1 Turn
NiZn
10 MHz
100
40
80
60
60
50
100
8 W 5000
Material
1000
Cable ∅
≤ (mm)
12.5
4.4
6.0
7.6
9.1
9.8
MHz
7 7
7 7
Dimensions
Comparison of core material
Applications
Especially for applications in the low frequency range
from 150 kHz to 30 MHz
Suppression of electronic ballasts (i.e. neon tube) in
the lighting industry
1000
100
10
C
1
0.1
Frequenz/frequency (MHz)
1
10
NiZn
MnZn
A
B
100
11/10