Sumida CMD-8N General power transformer Datasheet

General Power Transformer <SMD Type: CMD Series>
Type: CMD-8N
◆ Product Description
・8.7×8.5mm Max.(L×W), 7.5mm Max. Height.
・Inductance range: 22μH~1.0mH
・Rated current range: 0.28A~2.0A.
・8 Terminal pins’ type gives a flexible design as inductors or transformers.
・Custom design is available.
◆ Feature
・Magnetically unshielded construction.
・Max. Operating frequency 500kHz, Max Operating Power 2.7W (500kHz)
・Ideally used in DSC/DVC,PDA, Power supply module etc as DC-DC Converter transformers or
power chokes.
・RoHS Compliance
2.0
1.5
2.0
2.0
8.0±0.5
9.2±0.5
2.0 2.0 2.0 ±0.2
◆ Land Pattern (mm)
0.6±0.2
◆ Dimensions (mm)
2.0
8.2±0.5
7.5 MAX.
10.8±0.5
10
◆ Specification (for transformers)
Sample No.
Inductance (1,2-3,4)
1kHz/1V
Inductance (5-7)
1kHz/1V
Rated Current
(1,2-3,4)
Rated Current
(5-7)
6310-T036
76µH ± 20%
1.6µH±20%
0.7 A
1.0 A
※ Rated current: The D.C. current at which the inductance decreases to 75% of it’s initial
value or when △t=40℃, whichever is lower(Ta=20℃).
※ Schematics (Bottom)
“ S” is winding start.
4
5
S
3
6
S
S 2
7
S 1
8
Please refer to the sales offices on our website for a representative near you
www.sumida.com
1/2
General Power Transformer <SMD Type: CMD Series>
Type: CMD-8N
◆ Specification (for inductors)
Stamp
Inductance
[Within]
※1
D.C.R.(Ω)
[Max.]
(at 20℃)
Rate Current
(A)※2
S.R.F.
(MHz)
[Min.]
CMD8NNP-220K□
220K
22μH±10%
0.15
2.0
15.2
CMD8NNP-270K□
270K
27μH±10%
0.18
1.8
14.9
CMD8NNP-330K□
330K
33μH±10%
0.20
1.6
13.5
CMD8NNP-390K□
390K
39μH±10%
0.22
1.5
12.1
CMD8NNP-470K□
470K
47μH±10%
0.24
1.3
10.8
CMD8NNP-560K□
560K
56μH±10%
0.27
1.2
10.6
CMD8NNP-680K□
680K
68μH±10%
0.30
1.1
9.8
CMD8NNP-820K□
820K
82μH±10%
0.34
1.0
8.2
CMD8NNP-101K□
101K
100μH±10%
0.39
0.90
7.6
CMD8NNP-121K□
121K
120μH±10%
0.43
0.85
6.8
CMD8NNP-151K□
151K
150μH±10%
0.50
0.80
6.5
CMD8NNP-181K□
181K
180μH±10%
0.56
0.75
5.7
CMD8NNP-221K□
221K
220μH±10%
0.78
0.70
5.6
CMD8NNP-271K□
271K
270μH±10%
0.90
0.60
4.8
CMD8NNP-331K□
331K
330μH±10%
1.02
0.55
4.4
CMD8NNP-391K□
391K
390μH±10%
1.32
0.50
3.7
CMD8NNP-471K□
471K
470μH±10%
1.53
0.45
3.4
CMD8NNP-561K□
561K
560μH±10%
1.75
0.40
3.2
CMD8NNP-681K□
681K
680μH±10%
2.28
0.35
3.0
CMD8NNP-821K□
821K
820μH±10%
2.95
0.30
2.6
CMD8NNP-102K□
102K
1.0mH±10%
3.47
0.28
2.4
Part Name
※
※ Description of part name
※ Schematics (Bottom)
“ S” is winding start.
CMD8NNP-220K□
B Box
C Carrier Tape
4
5
3
6
S 2
7
※1: Measuring Frequency
8
1
22μH ~ 82μH
at 2.52MHz
100μH ~ 1.0mH
at 1kHz
※2. Rated current: The D.C. current at which the inductance decreases to 90% of it’s initial value or when
△t=40℃, whichever is lower(Ta=20℃).
Please refer to the sales offices on our website for a representative near you
www.sumida.com
2/2
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