PDF Datasheet

SMD Power Inductor
CDRH8D38
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L W H: 8.3 8.3 4.0 mm Max.
• Product weight:0.9 g(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
• Halogen Free available.
RoHS
× ×
Halogen
Free
Environmental Data
• Operating temperature range: -40
+100
(including coil’s self temperature rise)
+100
• Storage temperature range: -40
• Solder reflow temperature: 260
peak.
℃~ ℃
℃~ ℃
℃
Dimension - [mm]
3
.
0
±
0
.
8
②
①
3.8
8.0 ±0.3
× ×
6.3
5
.
2
1.2
Packaging
• Carrier tape and reel packaging
• 13.0”diameter reel
• 1000pcs per reel
MAX.4.0
Applications
• Ideally used in PDA ,HDD,DSC/DVC, etc as
DC-DC converter inductors.
Land pattern and Schematics - [mm]
8
.
2
2.0
6.1
10.1
1
(1.8
2
μH~10μH)
1
(15
2
μH~100μH )
Page 1 of 4
Revised: 7-Jan-14
SMD Power Inductor
CDRH8D38
Electrical Characteristics
Part Name
Stamp
Saturation Current
(A)※2
Inductance
(μH)
[within] ※1
D.C.R. (mΩ)
Max. (Typ.)
(at 20℃)
(at20℃)
(at105℃)
Temperature
Rise Current
(A) ※3
CDRH8D38NP-1R8NC
1R8
1.8μH±30%
15.6(12.5)
7.00
6.20
6.80
CDRH8D38NP-2R5NC
2R5
2.5μH±30%
17.5(14)
6.50
5.50
6.00
CDRH8D38NP-3R5NC
3R5
3.5μH±30%
24(19)
5.00
4.40
5.20
CDRH8D38NP-4R7NC
4R7
4.7μH±30%
29(23)
4.60
4.00
4.40
CDRH8D38NP-6R0NC
6R0
6.0μH±30%
32(25)
4.20
3.50
4.00
CDRH8D38NP-100NC
100
10μH±30%
48(38)
3.00
2.60
3.20
CDRH8D38NP-150NC
150
15μH±30%
67(53)
2.75
2.30
2.50
CDRH8D38NP-220NC
220
22μH±30%
105(84)
2.30
1.88
2.00
CDRH8D38NP-330NC
330
33μH±30%
157(125)
1.75
1.52
1.60
CDRH8D38NP-470NC
470
47μH±30%
189(151)
1.52
1.28
1.42
CDRH8D38NP-680NC
680
68μH±30%
290(232)
1.30
1.10
1.08
CDRH8D38NP-101NC
101
100μH±30%
410(328)
1.05
0.88
0.88
※1. Inductance measuring condition: at 100kHz.
※2. Saturation current: The value of D.C. current when the inductance decreases to 65% of it’s nominal value.
※3. Temperature rise current: The value of D.C. current when the temperature rise is △t=40℃(Ta=20℃).
Page 2 of 4
Revised: 7-Jan-14
SMD Power Inductor
CDRH8D38
Saturation Current & Temperature Rise Graph
℃
L (20 )
μ
℃
△T
L (100 )
△T (℃)
1. CDRH8D38NP-1R8NC
L ( H)
μ
△T (℃)
2. CDRH8D38NP-2R5NC
L ( H)
60
3.0
2.0
50
1.6
μ
L ( H)
3. CDRH8D38NP-3R5NC
△T (℃)
60
4.8
2.5
50
4.0
50
40
2.0
40
3.2
40
1.2
30
1.5
30
2.4
30
0.8
20
1.0
20
1.6
20
0.4
10
0.5
10
0.8
10
0.0
0
0.0
0
0.0
0
2.4
0
2
4
6
DC (A)
8
0
10
μ
△T (℃)
4. CDRH8D38NP-4R7NC
L ( H)
6
2
μ
4
DC (A)
6
8
60
9.0
5
50
4
0
△T (℃)
5. CDRH8D38NP-6R0NC
L ( H)
60
μ
L ( H)
2
4
DC (A)
6
8
6. CDRH8D38NP-100NC
△T (℃)
60
12
7.5
50
10
50
40
6.0
40
8
40
3
30
4.5
30
6
30
2
20
3.0
20
4
20
1
10
1.5
10
2
10
0
0
0.0
0
0
0
0
1
μ
2
3
DC (A)
4
5
7. CDRH8D38NP-150NC
L ( H)
6
△T (℃)
0
1
2
3
4
DC (A)
μ
5
8. CDRH8D38NP-220NC
L ( H)
6
60
0
△T (℃)
μ
L ( H)
1
2
3
DC (A)
4
9. CDRH8D38NP-330NC
5
△T (℃)
60
48
25
50
40
50
40
20
40
32
40
9
30
15
30
24
30
6
20
10
20
16
20
3
10
5
10
8
10
0
0
0
0
18
60
30
15
50
12
0
0.0 0.6 1.2 1.8 2.4 3.0 3.6
DC (A)
μ
10. CDRH8D38NP-470NC
L ( H)
0.0
△T (℃)
0.6
1.2 1.8
DC (A)
μ
2.4
11. CDRH8D38NP-680NC
L ( H)
3.0
△T (℃)
60
0
0.0 0.4 0.8 1.2 1.6 2.0 2.4
DC (A)
μ
L ( H)
12. CDRH8D38NP-101NC
△T (℃)
60
120
75
50
100
50
40
60
40
80
40
30
30
45
30
60
30
20
20
30
20
40
20
10
10
15
10
20
10
0
0
0
0
0
0
60
60
90
50
50
40
0.0
0.4
0.8 1.2
DC (A)
1.6
2.0
0.0
0.4
0.8
DC (A)
1.2
Page 3 of 4
1.6
0.0
60
0.3
0.6 0.9
DC (A)
1.2
Revised: 7-Jan-14
1.5
SMD Power Inductor
CDRH8D38
Solder Reflow Condition
T (℃)
300
250
Heat Endurance
260℃
230℃
200
0
60
120
180
240
245℃ PEAK
T (s)
40s
± ℃,60~120s
170 10
100
300
℃
230
150
60
100
Temperature Chart
200
10
150
50
0
T (℃)
300
250
50
0
0
60
120
180
240
300 T (s)
Please refer to the sales offices on our website - http://www.sumida.com
Hong Kong
Shanghai
Shenzhen
Taipei
Tel.+852-2880-6781
FAX.+852-2565-9600
[email protected]
Tel.+86-21-5836-3299
FAX.+86-21-5836-3266
[email protected]
Tel.+86-755-8291-0228
FAX.+86-755-8291-0338
[email protected]
Tel.+886-2-8751-2737
FAX.+886-2-8751-2738
[email protected]
Saitama(Japan)
Seoul
Singapore
San Jose
Tel.+81-48-691-7300
FAX.+81-48-691-7340
[email protected]
Tel.+82-2-6237-0777
FAX.+82-2-6237-0778
[email protected]
Tel.+65-6296-3388
FAX.+65-6841-4426
[email protected]
Tel.+1-408-321-9660
FAX.+1-408-321-9308
[email protected]
Chicago
Obernzell
Neumarkt
Tel.+1-847-545-6700
FAX. +1-847-545-6720
[email protected]
Tel.+49-8591-937-0
FAX. +49-8591-937-103
[email protected]
Tel.+49-9181-4509-110
FAX. +49-9181-4509-310
[email protected]
Page 4 of 4
Revised: 7-Jan-14