SMD Power Inductor
CDRH8D28
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L W H:8.3 8.3 3.0 mm Max.
• Product weight: 0.57g(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
• Halogen Free available.
Environmental Data
• Operating temperature range: -40 ~+100
(including coil’s self temperature rise)
+100
• Storage temperature range: -40
• Solder reflow temperature: 260
peak.
Packaging
• Carrier tape and reel packaging
• 12.9”diameter reel
• 1000pcs per reel
RoHS
Halogen
Free
Dimension - [mm]
Land pattern and Schematics - [mm]
1.01
Applications
• Ideally used in Notebook PC, Game machine,
HDD, DVC, LCD TV etc as DC-DC converter
inductors.
） μ
½ μ
（
） μ
½ μ
1.0 H
15 H
22 H
100 H
Page 1 of 4
Revised: 7-Jan-14
℃
℃
℃
½℃
℃
× ×
× ×
2
.
5
2. 1
2
3. 6
2
.
8
1
0.3 XAM
） 8. 2（
0.2
1.6
8
.
0
±
0
.
3
2
3 .0 ± 0. 8
（
1
SMD Power Inductor
CDRH8D28
Electrical Characteristics
） μ（
Part Name
CDRH8D28NP-1R0NC
CDRH8D28NP-2R5NC
CDRH8D28NP-3R3NC
CDRH8D28NP-4R7NC
CDRH8D28NP-7R3NC
CDRH8D28NP-100NC
CDRH8D28NP-150NC
CDRH8D28NP-220NC
CDRH8D28NP-330NC
CDRH8D28NP-470NC
CDRH8D28NP-680NC
CDRH8D28NP-101NC
Stamp
1R0
2R5
3R3
4R7
7R3
100
150
220
330
470
680
101
2.5
3.3
4.7
7.3
10
15
22
33
47
68
100
1. Inductance measuring conditions at 100kHz.
2. Saturation current: The DC current at which the inductance decreases to 65% of its nominal value.
Page 2 of 4
℃ ＝ ℃ ＝△
3. Temperature rise current: The DC current at which the temperature rise is
±
±
±
±
±
±
±
±
±
±
±
±
1.0
30%
30%
30%
30%
30%
11.0(8)
6.50
4.50
4.00
3.40
7.00
6.40
6.00
4.50
15.6(12)
18.2(14)
24.7(19)
39.0(30)
47.0(36)
69.0(53)
99.0(76)
156(120)
195(150)
286(220)
430(330)
2.80
2.50
1.90
1.60
1.30
1.15
0.92
0.75
3.40
3.20
2.35
1.85
1.45
1.30
0.98
0.80
30%
30%
30%
30%
30%
30%
30%
t 40
.(Ta
20
)
Revised: 7-Jan-14
※
※
）
（
℃
Ω
Inductance
H
[ within ] 1
D.C.R .(m )
Max. (Typ.)
(at 20 )
Saturation
Current
A
2
Temperature
Rise Current
(A) 3
※
※
※
※
0.1
0
01
02
03
04
05
06
8.0
6.0
4.0
2.0
0.0
0
02
04
06
08
001
021
0
01
02
03
04
05
06
2.1 0.1 8.0 6.0 4.0 2.0 0.0
0
51
03
54
06
57
09
0
01
02
03
04
05
06
5.1
2.1
9.0
6.1
0
01
02
03
04
05
06
2.1
8.0
4.0
0.0
0
6
21
81
42
03
63
0
01
02
03
04
05
06
0.2
6.1
2.1
8.0
4.0
0.0
0
4
8
21
61
02
42
0
01
02
03
04
05
06
4.2 0.2 6.1 2.1 8.0 4.0 0.0
0
3
6
9
21
51
81
6.3 0.3 4.2 8.1 2.1 6.0 0.0
0
01
02
03
04
05
06
0
2
4
6
8
01
21
0
01
02
03
04
05
06
6.3 0.3 4.2 8.1 2.1 6.0 0.0
0.0
5.1
0.3
5.4
0.6
5.7
0.9
0
01
02
03
04
05
06
5
4
6
0
01
02
03
04
05
06
5
4
3
2
1
0
0.0
8.0
6.1
4.2
2.3
0.4
8.4
0
01
02
03
04
05
06
8
6
4
2
0
0.0
5.0
0.1
5.1
0.2
5.2
0.3
0
01
02
03
04
05
06
01
8
SMD Power Inductor
CDRH8D28
Saturation Current & Temperature Rise Graph
L (20 )
L (105 )
△
℃
1. CDRH8D28NP-1R0NC
L ( H)
T( )
2. CDRH8D28NP-2R5NC
L ( H)
T
T( )
3. CDRH8D28NP-3R3NC
L ( H)
℃ △
μ
℃ △
μ
℃ △
4. CDRH8D28NP-4R7NC
L ( H)
℃
DC (A)
T( )
5. CDRH8D28NP-7R3NC
L ( H)
DC (A)
T( )
6. CDRH8D28NP-100NC
L ( H)
℃ △
μ
℃ △
μ
℃ △
7. CDRH8D28NP-150NC
L ( H)
DC (A)
T( )
8. CDRH8D28NP-220NC
L ( H)
DC (A)
T( )
9. CDRH8D28NP-330NC
L ( H)
℃ △
μ
℃ △
μ
℃ △
10. CDRH8D28NP-470NC
L ( H)
DC (A)
T( )
11. CDRH8D28NP-680NC
L ( H)
DC (A)
T( )
12. CDRH8D28NP-101NC
L ( H)
℃ △
μ
℃ △
μ
℃ △
DC (A)
3
6
Page 3 of 4
DC (A)
6.0
3.0
0.0
0
01
02
03
04
05
06
Revised: 7-Jan-14
DC (A)
DC (A)
DC (A)
DC (A)
T( )
T( )
T( )
T( )
μ
μ
0
2
1
0
1
2
3
4
5
6
μ
4
2
0
0.0
2.0
4.0
6.0
8.0
0.1
2.1
μ
SMD Power Inductor
CDRH8D28
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.+852-2880-6781
FAX.+852-2565-9600
sales@hk.sumida.com
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FAX.+86-755-8291-0338
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FAX. +1-847-545-6720
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FAX. +49-8591-937-103
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Tel.+49-9181-4509-110
FAX. +49-9181-4509-310
infocomp@eu.sumida.com
Page 4 of 4
Revised: 7-Jan-14
)s( T 003
042
081
℃ ±
021
170 10
,60~120s
℃
s04
06
0
002
051
001
0
05
)s( T
003
℃032
01
06
042
081
021
06
230
0
002
051
001
0
05
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