General Power Transformer <SMD Type: CMD Series>
Type: CMD-8R
◆
Product Description
・8.7×8.5mm
Max.(L×W), 6.7mm Max. Height.
・Inductance
range: 22μH½1.0mH
・Rated
current range: 0.20A½1.40A
・8
Terminal pins’ type gives a flexible design as inductors or transformers.
・Custom
design is available.
◆
Feature
・Magnetically
shielded construction.
・Max.
Operating frequency 500kHz, Max Operating Power1.9W (500kHz).
・Ideally
used in DSC/DVC,PDA, Power supply module etc as DC-DC Converter transformers,
can also be used as power chokes.
・RoHS
Compliance
◆
Dimensions(mm)
2.0 2.0 2.0 ±0.2
◆
Land Pattern (mm)
2
.0
0.6±0.2
9.2±0.5
1.5
2.0 2.0
2.0
8.0±0.5
10
8.2±0.5
6.7 MAX.
10.8±0.5
Specification (for transformers)
Sample No.
6308-T074
Inductance (8-5)
1kHz/1V
8.5mH±15% Within
Hi-pot
(1,3,4)-(5,8)
DC 600V/2 Sec.
※
Schematics (Bottom)
“ S” is winding start.
S 4
S 3
2
1
5
6
7
8 S
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-8R
◆
Specification (for inductors)
Part Name
※
Stamp
Inductance
［Within½
※1
D.C.R.(Ω)
[Max.]
(at 20℃)
Rate Current
(A)※2
S.R.F.
(MHz)
［Min.½
CMD8RNP-220M
□
CMD8RNP-270M
□
CMD8RNP-330M
□
CMD8RNP-390M
□
CMD8RNP-470M
□
CMD8RNP-560M
□
CMD8RNP-680M
□
CMD8RNP-820M
□
CMD8RNP-1O1M
□
CMD8RNP-121M
□
CMD8RNP-151M
□
CMD8RNP-181M
□
CMD8RNP-221M
□
CMD8RNP-271M
□
CMD8RNP-331M
□
CMD8RNP-391M
□
CMD8RNP-471M
□
CMD8RNP-561M
□
CMD8RNP-681M
□
CMD8RNP-821M
□
CMD8RNP-102M
□
220M
270M
330M
390M
470M
560M
680M
820M
101M
121M
151M
181M
221M
271M
331M
391M
471M
561M
681M
821M
102M
22μH±20%
27μH±20%
33μH±20%
39μH±20%
47μH±20%
56μH±20%
68μH±20%
82μH±20%
100μH±20%
120μH±20%
150μH±20%
180μH±20%
220μH±20%
270μH±20%
330μH±20%
390μH±20%
470μH±20%
560μH±20%
680μH±20%
820μH±20%
1.0mH±20%
0.11
0.12
0.13
0.16
0.17
0.23
0.25
0.27
0.33
0.45
0.62
0.68
0.78
1.00
1.14
1.23
1.81
1.99
2.2
3.24
3.65
1.4
1.3
1.2
1.1
1.0
0.93
0.85
0.78
0.69
0.63
0.55
0.50
0.45
0.41
0.37
0.35
0.31
0.28
0.25
0.23
0.20
17
14
13
12
11
8.9
7.8
7.4
6.2
5.8
5.4
4.7
4.6
3.6
3.4
3.2
2.9
2.8
2.6
2.1
1.9
※
Description of part name
CMD8RNP-220M
□
B Box
C Carrier Tape
※1:
Measuring Frequency
22μH
½
82μH
100μH
½
1.0mH
at 2.52MHz
at 1kHz
※
Schematics (Bottom)
“ S” is winding start.
S 4
3
2
1
5
6
7
8
※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
嵌入式系统
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