750310617 Wurth Electronics Inc, 750310617 Datasheet - Page 7

• Manufacturer Part Number: 750310617
• Description: TRANS FLYBACK LT3748 4.5UH SMD
• Manufacturer: Wurth Electronics Inc
• Series: WE-FBr
• Type: For DC/DC Convertersr

Specifications of 750310617

• Applications: Flyback Converters
• Intended Chipset: LT3573, LT3574, LT3575, LT3748
• Voltage - Primary: 9 ~ 36V
• Voltage - Auxillary: 12V @ 20mA
• Voltage - Isolation: 1500Vrms
• Frequency: 200kHz
• 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: 4.5µH
• Transformer Type: Isolation and Data Interface (Encapsulated)
• Turns Ratio - Primary:secondary: 1 : 1.16
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• E.t.: -
• Other names: 732-2649-2

STAR-FIX LFS
Low Frequency Suppressor Snap Ferrite
Suppression in the low frequency range between 300 kHz to 30 MHz
11/10
Electrical properties
Order Code
742 727 33
742 727 22
742 71: 5 safety keys
Impedance vs. Frequency
100
10
0.1
150 kHz to 30 MHz
(mm)
Frequenz/frequency (MHz)
35.1
35.1
A
1
B
(mm)
21.7
31.0
B
10
(mm)
100
18.2
28.0
C
1 MHz
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Comparison of core material
Impedance (Ω)
Characteristics
Ferrite core made of MnZn, a material which works
in the low frequency range
Operating temperature: –25 ºC to +85 ºC
1000
100
10
1
0.1
10 MHz
45
Frequenz/frequency (MHz)
1
8 W 5000
Material
10
NiZn
MnZn
Cable ∅
8.5–12.5
4.5–8.0
(mm)
100
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Dimensions
Applications
Especially for applications in the low frequency range
from 150 kHz to 30 MHz
Perfect for applications with varying cable diameter
Reusable because of the key technology therefore
perfect for test and measuring purposes and cables
with difficult access
Suppression of electronic ballasts (i.e. neon tube) in
the lighting industry
A
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