SMD Power Inductor
CDEP12D38
Description
• Ferrite core construction.
• Magnetically shielded.
• L W H: 12.9 12.9 4.0 mm Max.
• Product weight:2.0 g(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
Environmental Data
• Operating temperature range: -40 ~+125
(including coil’s self temperature rise)
• Storage temperature range: -40
+125
• Solder reflow temperature: 260
peak.
Packaging
• Carrier tape and reel packaging
• 13.0”diameter reel
• 1000pcs per reel
RoHS
Dimension - [mm]
12.5 0.4
MAX.4.0
0.2
8.5
0.2
12.5 0.4
2.6
Land pattern and Schematics - [mm]
2.4
4.0
10.0
8.2
13.5
Page 1 of 4
③
±
2.6
0.2
7.0
2.1
Applications
• Ideally used in desktop, notebook PC
CPU power supply and other high
current application.
Revised: 19-Oct-11
℃
℃
℃
½℃
℃
× ×
× ×
±
±
①
②
±
±
SMD Power Inductor
CDEP12D38
Electrical Characteristics
ELECTRICAL CHARACTERISTICS-LOW D.C.R. TYPE
CDEP12D38NP-1R1MC-12Ø
CDEP12D38NP-1R9MC-12Ø
CDEP12D38NP-3RØMC-12Ø
CDEP12D38NP-4R3MC-12Ø
CDEP12D38NP-5R9MC-12Ø
CDEP12D38NP-7R7MC-12Ø
1R1ML
1R9ML
3R0ML
4R3ML
5R9ML
7R7ML
1.1
1.9
3.0
4.3
5.9
7.7
H 20
H 20
H 20
H 20
H 20
H 20
ELECTRICAL CHARACTERISTICS-STANDARD TYPE
D.C.R.
(m )
[MAX.]
(at 20 )
1.5(1.19)
2.7(2.20)
4.8(4.00)
7.7(6.40)
11.2(9.30)
13.3(11.0)
21.0(17.5)
SATURATION
CURRENT
( ) 2
TEMPERATURE
RISE CURRENT
)
CDEP12D38NP-ØR8MC-88
CDEP12D38NP-1R4MC-88
CDEP12D38NP-2R2MC-88
CDEP12D38NP-3R2MC-88
CDEP12D38NP-4R3MC-88
CDEP12D38NP-5R6MC-88
0R8MS
1R4MS
2R2MS
3R2MS
4R3MS
5R6MS
0.8
1.4
2.2
3.2
4.3
5.6
H 20
H 20
H 20
H 20
H 20
H 20
1. Measuring condition: at 100kHz.
2. Saturation current: The value of D.C. current when the inductance decreases to 75% of it’s nominal value.
Page 2 of 4
℃ ＝ ℃ ＝△
3. Temperature rise current: The value of D.C. current when the temperature rise is
％
％
％
％
％
％
％
±μ
±μ
±μ
±μ
±μ
±μ
±μ
CDEP12D38NP-ØR3MC-88
0R3MS
0.35
H 20
27.2(34.0)
18.0(22.5)
13.2(16.5)
10.8(13.5)
9.2(11.5)
7.8(9.7)
6.8(8.5)
22.0(27.5)
14.8(18.5)
11.0(13.8)
8.8(11.0)
7.4(9.2)
6.3(7.9)
5.4(6.8)
t 40
(Ta
20
Revised: 19-Oct-11
℃
℃
(at 20
)
(at105
).
℃ △
※
）Ａ（
※Ａ
※
PART NO.
STAMP
℃
Ω
INDUCTANCE
1
％
％
％
％
％
％
％
±
±
±
±
±
±
±
μ
μ
μ
μ
μ
μ
μ
CDEP12D38NP-ØR5MC-12Ø
0R5ML
0.5
H 20
1.5(1.19)
2.7(2.20)
4.8(4.00)
7.7(6.40)
11.2(9.30)
13.3(11.0)
21.0(17.5)
19.2(24.0)
12.8(16.0)
9.6(12.0)
7.6(9.5)
6.4(8.0)
5.6(7.0)
4.8(6.0)
15.6(19.5)
10.8(13.5)
8.0(10.0)
6.4(8.0)
5.2(6.5)
4.5(5.6)
4.0(5.0)
℃
℃
(at 20
)
(at105
)
℃ △
※
）Ａ（
3
T=40
20.0
16.0
12.5
10.5
8.5
7.5
5.5
3
T=40
20.0
16.0
12.5
10.5
8.5
7.5
5.5
※
PART NO.
STAMP
℃
Ω
INDUCTANCE
1
※Ａ
D.C.R.
(m )
[MAX.]
(at 20 )
SATURATION CURRENT
( ) 2
TEMPERATURE
RISE CURRENT
※
※
※
SMD Power Inductor
CDEP12D38
Saturation Current & Temperature Rise Graph
13. CDEP12D38NP-4R3MC-88
L ( H)
T( )
14. CDEP12D38NP-5R6MC-88
L ( H)
T( )
DC (A)
DC (A)
Solder Reflow Condition
Heat Endurance
052
003
)℃( T
℃062
052
003
)℃( T
Temperature Chart
KAEP ℃542
Please refer to the sales offices on our website -
http://www.sumida.com
Hong Kong
Tel.+852-2880-6688
FAX.+852-2565-9600
sales@hk.sumida.com
Shanghai
Tel.+86-021-5836-3299
FAX.+86-021-5836-3266
shanghai.sales@cn.sumida.com
Shenzhen
Tel.+86-755-8291-0228
FAX.+86-755-8291-0338
shenzhen.sales@cn.sumida.com
Taipei
Tel.+886-2-8751-2737
FAX.+886-2-8751-2738
sales@tw.sumida.com
Tokyo
Tel.+81-3-5202-7112
FAX.+81-3-5202-7105
sales@jp.sumida.com
Seoul
Tel.+82-2-6237-0777
FAX.+82-2-6237-0778
sales@kr.sumida.com
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Tel.+65-6296-3388
FAX.+65-6296-3390
sales@sg.sumida.com
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Tel.+1-408-321-9660
FAX.+1-408-321-9308
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FAX. +1-847-545-6720
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Obernzell
Tel.+49-8591-937-0
FAX. +49-8591-937-103
contact@sumida-eu.com
Neumarkt
Tel.+49-9181-4509-110
FAX. +49-9181-4509-310
infocomp@eu.sumida.com
Page 4 of 4
Revised: 19-Oct-11
)s( T 003
042
081
℃ ±
170 10
,60~120s
℃
s04
021
06
05
04
03
02
01
℃ △
0
01
06
8
0
6
002
051
001
0
05
△
4
)s( T
℃032
2
003
℃
0
L (20 )
μ
6
5
4
3
2
1
0
01
06
042
06
05
04
03
02
01
℃ △
0
21
081
01
℃
8
L (105 )
T
021
6
4
06
2
0
0
002
051
001
μ
0
05
8.4
0.4
2.3
4.2
6.1
8.0
0.0
230
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