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Sumida

CDMC8D28 Datasheet Preview

CDMC8D28 Datasheet

SMD Power Inductor

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SMD Power Inductor
CDMC8D28
RoHS
Halogen
Free
Dimension - [mm]
9.5 Max.
3.0 Max.
1.7±0.3
0.01 Min.
0.2
8.5±
1
1.7±0.3
0.3
3.5±
2
:Electrode
Land pattern and Schematics - [mm]
10.5
5.0
①②
4.0
Description
• Metal compound molding type construction.
× × × ×• Magnetically shielded.
• L W H: 9.5 8.7 3.0 mm Max.
• Product weight:1.2 g (Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
• Halogen Free available.
℃~ ℃Environmental Data
• Operating temperature range: -40
+125
(including coil’s self temperature rise)
℃~ ℃• Storage temperature range: -40 +85
• Solder reflow temperature: 260 peak.
Packaging
• Carrier tape and reel packaging.
• 13.0”diameter reel
• 1000pcs per reel
Applications
• Ideally used in low voltage-high current
laptop PC & sever power supply.
Electrical Characteristics
Part No.
Stamp
μInductance ( H)
[ ]※Within 1
ΩD.C.R. (m )
[Max.] (Typ.)
(at 20 )
( ℃)※Saturation current
(A) at 20
2
Temperature
rise current
(A) 3
CDMC8D28NP-R18MC
CDMC8D28NP-R39MC
CDMC8D28NP-R68MC
CDMC8D28NP-1R2MC
CDMC8D28NP-1R8MC
CDMC8D28NP-2R2MC
CDMC8D28NP-3R3MC
CDMC8D28NP-3R9MC
R18
R39
R68
1R2
1R8
2R2
3R3
3R9
±0.18 20%
±0.39 20%
±0.68 20%
±1.2 20%
±1.8 20%
±2.2 20%
±3.3 20%
±3.9 20%
1.6(1.33)
2.8(2.32)
4.6(3.84)
7.0(5.80)
12.6(10.5)
16.1(13.4)
22.2(18.5)
24.1(20.1)
28.7(35.9)
19.8(24.7)
16.0(20.0)
12.2(15.3)
9.4(11.8)
8.8(11.0)
7.0(8.8)
6.4(8.0)
25.8
19.9
15.4
12.9
9.3
8.1
7.3
7.1
1. Measuring condition: at 1MHz.
2. Saturation current: The value of D.C. current when the inductance decreases to 80% 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 1 of 3
Revised: 19-Dec-13




Sumida

CDMC8D28 Datasheet Preview

CDMC8D28 Datasheet

SMD Power Inductor

No Preview Available !

SMD Power Inductor
CDMC8D28
Saturation Current & Temperature Rise Graph
L (20 )
L (125 )
T
1. CDMC8D28NP-R18MC
μ △ ℃L ( H)
T( )
0.30 60
μ △ ℃2. CDMC8D28NP-R39MC
L ( H)
T( )
0.6 60
0.25 50 0.5
50
0.20 40 0.4
40
0.15 30 0.3
30
0.10 20 0.2
20
0.05 10 0.1
10
0.00 0
0 10 20 30 40
DC (A)
4. CDMC8D28NP-1R2MC
μ △ ℃L ( H)
T( )
1.2 60
0.0 0
0 5 10 15 20 25 30
DC (A)
μ △ ℃5. CDMC8D28NP-1R8MC
L ( H)
T( )
2.4 60
1.0 50 2.0 50
0.8 40 1.6 40
0.6 30 1.2 30
0.4 20 0.8 20
0.2 10 0.4 10
0.0 0
0 4 8 12 16 20
DC (A)
7. CDMC8D28NP-3R3MC
μ △ ℃L ( H)
T( )
3.6 60
0.0 0
0 4 8 12 16
DC (A)
μ △ ℃8. CDMC8D28NP-3R9MC
L ( H)
T( )
4.8 60
3.0 50 4.0 50
2.4 40 3.2 40
1.8 30 2.4 30
1.2 20 1.6 20
0.6 10 0.8 10
0.0 0
0 2 4 6 8 10
DC (A)
0.0 0
0 2 4 6 8 10
DC (A)
μ △ ℃3. CDMC8D28NP-R68MC
L ( H)
T( )
1.2 60
1.0 50
0.8 40
0.6 30
0.4 20
0.2 10
0.0 0
0 4 8 12 16 20 24
DC (A)
μ △ ℃6. CDMC8D28NP-2R2MC
L ( H)
T( )
3.0 60
2.5 50
2.0 40
1.5 30
1.0 20
0.5 10
0.0 0
0 2 4 6 8 10 12
DC (A)
Page 2 of 3
Revised: 19-Dec-13


Part Number CDMC8D28
Description SMD Power Inductor
Maker Sumida
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