Forward Transformers - 26 Watts
DCR
DCR
DCR
DCR
Primary
Inductance
(μH)
Primary Secondary Bias
Sync.
(Ω) Inductance
max
Leakage
Primary Turn Ratio Pins Primary
Current (2-4): V1, (12-10): V2
Pk (Adc) (11-9): Bias, (1-6): Sync. (7-8)
Part
(Ω)
(Ω)
(Ω)
Number
Watts
26
Output
Bias
Sync.
5V
max
max
max
(μH) typ.
PoE26W3.3VS5-R
160
160
160
(2)x3.3V 10.0V
0.1
0.1
0.1
0.03
0.03
0.05
0.9
0.9
0.9
0.42
1
2.6
2.6
2.6
1:0.29:0.29:0.83:0.42 +/-2%
1:0.29:0.29:0.83:0.83 +/-2%
1:0.42:0.42:0.83:0.42 +/-2%
@4.0A @0.1A @0.1A
(2)x3.3V 10.0V 10V
@4.0A @0.1A @0.1A
(2)x5.0V 10.0V 5.0V
@2.6A @0.1A @0.1A
PoE26W3.3VS10-R 26
PoE26W5V-R 26
0.9
1
1
0.42
For full product information and a listing of all available inductor values, see http://www.cooperbussmann.com/datasheets/elx, Data sheet number 4339.
Dimensions (mm)
A
B
C
D
E
F
G
H
I
J
K
L ref.
ref.
M
N
O
max.
ref.
max.
ref.
max.
ref.
ref.
ref.
ref.
max.
21.5
22.0
28.5
0.7
10.8
2.95
0.1
0.4
17.25
2.25
3.15
23.2
29.5
3.0
0.75
Schematic
Front View
Recommended Pad Layout
Top View
WhiteDot Pin #1
M
L
12
2
12
7
1
O
D
E
(10plcs)
1
(12 plcs)
PoE
12
Primary
A
Output
J
H
G
F
(12plcs)
(12 plcs) (12 plcs)
(2 plcs)
Component Side
I
N
6
(10plcs)
10
11
4
1
6
B
C
7
K
(12plcs)
Bias
6
Output
9
7
Sync
8
The Cooper Bussmann® Coiltronics® brand of magnetics specializes in standard and custom solutions, offering the latest in state-of-the-art
low-profile high power density magnetic components. We remain at the forefront of innovation and new technology to deliver the optimal mix of
packaging, high efficiency and unbeatable reliability. Our designs utilize high frequency, low core loss materials, and new and custom core shapes
in combination with innovative construction and packaging to provide designers with the highest performance parts available on the market. The
Coiltronics Brand product line of power magnetics continually expands to satisfy shifts in technology and related market needs. Standard Product
Categories include:
• Shielded Drum Inductors
• Toroidal Inductors
• Unshielded Drum Inductors
• Specialty Magnetics
• High Current Inductors
• Custom Magnetics
Please visit http://www.cooperbussmann.com/datasheets/elx to see the wide variety of inductor solutions we have to offer.
Order samples online - www.cooperbussmann.com
© 2008 Cooper Bussmann
St. Louis, MO 63178
636-394-2877
www.cooperbussmann.com
Reorder # 4036
PDF Only