Surface
Mount
Offline
Transformer
Surface Mount Offline Transformer for LED Lighting
Mechanical
Details subject to change.
© Wurth Electronics Midcom Inc. 2011
Rev. 2 – 9/11
Characteristics
•
Surface mount design
•
Designed to IEC60950-1, for
reinforced 400V
DC
•
3kV
AC
Isolation
•
Multiple output voltage options
•
Flexible auxiliary voltage taps
Applications
•
•
LED lighting
Offline power supplies
Schematic 1
Schematic 2
Schematic 3
Electrical Properties
Order Code
750811116
750811137
750813530
750813540
750813551
750815530
750815542
750815550
U
i
(V
AC
)
85-265V
85-265V
85-130V
85-130V
85-130V
195-265V
195-265V
195-265V
L (mH)
1.31
1.39
1.50
1.25
1.50
8.00
5.00
6.00
I
SAT
(A)
0.80
0.74
0.62
0.80
0.62
0.27
0.39
0.33
N
P
:N
S
:N
AUX
23.3:1:3.8
9.7:1:1.57
21.7:2.3:1:2.7
21.3:3.8:1:3.2
21.3:5.3:1:3.2
48:2.3:1:3.2
51:3.8:1:3.2
52:5.6:1:3.4
f
switch
(kHz)
80-200
80-200
80-200
80-200
80-200
80-200
80-200
80-200
U
out
(V)
5V
12V
15 & 6 or 21V
25 & 6 or 31V
35 & 6 or 41V
15 & 6 or 21V
25 & 6 or 31V
35 & 6 or 41V
I
01
(A)
2.55A
1.050A
0.535A
0.400A
0.285A
0.520A
0.500A
0.325A
Schematic
1
1
2
3
3
2
3
3
I
02
(A)
N/A
N/A
0.535A
0.400A
0.285A
0.520A
0.500A
0.325A
U
AUX
6 & 14 or 20V
6 & 14 or 20V
6 & 14 or 20V
6 & 14 or 20V
6 & 14 or 20V
6 & 14 or 20V
6 & 14 or 20V
6 & 14 or 20V
U
T
3kV
AC
3kV
AC
3kV
AC
3kV
AC
3kV
AC
3kV
AC
3kV
AC
3kV
AC
WURTH [ WURTH ELEKTRONIK GMBH & CO. KG, GERMANY. ]
