Forward Transformers - 26 Watts
Primary
Inductance
Watts
(
μ
H)
26
26
26
160
160
160
DCR
Primary
(
Ω
)
max
0.1
0.1
0.1
DCR
Secondary
(
Ω
)
max
0.03
0.03
0.05
DCR
Bias
(
Ω
)
max
0.9
0.9
0.9
DCR
Sync.
(
Ω
)
max
0.42
0.9
0.42
Leakage
Inductance
(
μ
H) typ.
1
1
1
Primary
Current
Pk (Adc)
2.6
2.6
2.6
Turn Ratio Pins Primary
(2-4): V1, (12-10): V2
(11-9): Bias, (1-6): Sync. (7-8)
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%
Part
Number
PoE26W3.3VS5-R
PoE26W3.3VS10-R
PoE26W5V-R
Output
(2)x3.3V
@4.0A
(2)x3.3V
@4.0A
(2)x5.0V
@2.6A
Bias
10.0V
@0.1A
10.0V
@0.1A
10.0V
@0.1A
Sync.
5V
@0.1A
10V
@0.1A
5.0V
@0.1A
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
max.
21.5
B
ref.
22.0
C
max.
28.5
D
ref.
0.7
E
max.
10.8
F
ref.
2.95
Front View
12
E
G
ref.
0.1
H
ref.
0.4
I
ref.
17.25
J
2.25
K
3.15
L ref.
ref.
23.2
M
max.
29.5
N
3.0
O
0.75
White Dot Pin #1
Top View
Recommended Pad Layout
M
Schematic
2
12
O
(10plcs)
1
D
(12 plcs)
L
1
12
Comp nt Side
one
6
K
(12plcs)
J
(12plcs)
I
PoE
A
H
(12 plcs)
6
B
C
7
G
(12 plcs)
F
(2 plcs)
Primary
N
(10plcs)
Output
4
7
10
11
1
Bias
Output
6
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
COOPER [ COOPER BUSSMANN, INC. ]
