Sumida CDH20D08 Smd power inductor Datasheet

SMD Power Inductor
CDH20D08
Description
• Ferrite drum core construction.
• Magnetically Unshielded.
• L W H: 2.2 2.2 x0.9 mm Max.
• Product weight: 10.5mg(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
• Halogen Free available.
RoHS
× ×
Halogen
Free
Environmental Data
• Operating temperature range:-40 ~+105
(including coil’s self temperature rise)
• Storage temperature range:-40 ~+105
• Solder reflow temperature: 260
peak.
℃ ℃
℃ ℃
℃
Dimension - [mm]
2.0±0.2
0.9 Max.
×
0.70
2
.
0
±
0
.
2
Packaging
• Carrier tape and reel packaging
0.55
Applications
• Ideally used in smart phone and other
portable devices.
0.55
Land pattern and Schematics - [mm]
0
.
2
0 . 75
0 . 60
0 . 75
Electrical Characteristics
Part name
Stamp
Inductance
[ H] 1MHz
CDH20D08HF-R47NC
A
0.47 30%
CDH20D08HF-R68NC
B
CDH20D08HF-1R0NC
C
CDH20D08HF-1R5NC
D
CDH20D08HF-2R2MC
E
CDH20D08HF-3R3MC
F
CDH20D08HF-4R7MC
G
CDH20D08HF-6R8MC
J
CDH20D08HF-8R2MC
K
μ
±
0.68±30%
1.0±30%
1.5±30%
2.2±20%
3.3±20%
4.7±20%
6.8±20%
8.2±20%
Ω
D.C.R.( ) [Max.]
(at 20 )
Saturation current
(A) 1 (at20 )
85m (67m)
1.89 (2.36)
1.44
134m (107m)
1.48 (1.85)
1.15
182m (146m)
1.15 (1.44)
0.78
275m (220m)
0.94 (1.18)
0.66
368m (295m)
0.80 (1.00)
0.61
585m (468m)
0.67 (0.84)
0.46
700m (560m)
0.61 (0.76)
0.44
1.011 (808m)
0.50 (0.63)
0.35
1.215 (1.012)
0.45 (0.56)
0.29
℃
※
℃
Temperature rise
current ( ) 2
A※
※1. Saturation current: The value of D.C. current when the inductance decreases to 70% of it’s nominal value.
※2. Temperature rise current: The value of D.C. current when the temperature rise is △t=40℃(Ta=20℃).
Page 1 of 3
Revised: 26-Jul-11
SMD Power Inductor
CDH20D08
Saturation Current & Temperature Rise Graph
℃
L (20 )
μ
L ( H)
△T (℃)
1. CDH20D08HF-R47NC
△T
μ
L ( H)
2. CDH20D08HF-R68NC
△T (℃)
μ
L ( H)
3. CDH20D08HF-1R0NC
△T (℃)
60
1.8
1.0
50
1.5
50
40
0.8
40
1.2
40
0.3
30
0.6
30
0.9
30
0.2
20
0.4
20
0.6
20
0.1
10
0.2
10
0.3
10
0.0
0
0.0
0.6
60
1.2
0.5
50
0.4
0.0
0
0.0 0.4 0.8 1.2 1.6 2.0 2.4
DC (A)
μ
L ( H)
△T (℃)
4. CDH20D08HF-1R5NC
2.4
0.0
μ
L ( H)
60
3.0
2.0
50
1.6
0.4
0.8 1.2
DC (A)
1.6
5. CDH20D08HF-2R2MC
60
0
0.0
2.0
△T (℃)
μ
L ( H)
0.3
0.6 0.9
DC (A)
1.2
6. CDH20D08HF-3R3MC
1.5
△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
μ
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2
DC (A)
L ( H)
7. CDH20D08HF-4R7MC
6.0
△T (℃)
60
0.0
0.0
μ
L ( H)
0.2
0.4 0.6
DC (A)
0.8
8. CDH20D08HF-6R8MC
9.0
0
1.0
△T (℃)
60
0.0
μ
L ( H)
60
9.0
0.2
0.4 0.6
DC (A)
0.8
9. CDH20D08HF-8R2MC
1.0
△T (℃)
60
5.0
50
7.5
50
7.5
50
4.0
40
6.0
40
6.0
40
3.0
30
4.5
30
4.5
30
2.0
20
3.0
20
3.0
20
1.0
10
1.5
10
1.5
10
0.0
0
0.0
0.0
0.2
0.4
DC (A)
0.6
0.8
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
DC (A)
Page 2 of 3
0.0
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
DC (A)
Revised: 26-Jul-11
SMD Power Inductor
CDH20D08
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.+852-2880-6688
FAX.+852-2565-9600
[email protected]
Tel.+86-021-5836-3299
FAX.+86-021-5836-3266
[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]
Tokyo
Seoul
Singapore
San Jose
Tel.+81-3-5202-7112
FAX.+81-3-5202-7105
[email protected]
Tel.+82-2-6237-0777
FAX.+82-2-6237-0778
[email protected]
Tel.+65-6296-3388
FAX.+65-6296-3390
[email protected]
Tel.+1-408-3219660
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 3 of 3
Revised: 26-Jul-11
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