SMD Power Inductor
CDH38D11/SLD
Description
• Ferrite drum core construction.
• Magnetically unshielded.
• L W H: 4.0 4.0 1.2mm Max.
• Product weight: 58mg(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
RoHS
× ×
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]
3.8±0.2
1.1±0.1
1.2
2
.
0
±
8
.
3
1.3
8
.
2
Packaging
• Carrier tape and reel packaging.
• 7.0”diameter reel
• 1500pcs per reel
Applications
• Ideally used in Mobilephone,PDA,MP3,DSC/
DVC,HDD etc as DC-DC converter inductors.
Land pattern and Schematics - [mm]
1.0
× ×
1.8
0.
3
2
(0.72
1
μH~2.9μH)
2
(3.6
1
μH~33μH)
Page 1 of 5
Revised: 19-Dec-13
SMD Power Inductor
CDH38D11/SLD
Electrical Characteristics
Part Name
Stamp
CDH38D11SLDNP-R72MC
R72
CDH38D11SLDNP-1R0MC
1R0
CDH38D11SLDNP-1R4MC
1R4
CDH38D11SLDNP-1R9MC
1R9
CDH38D11SLDNP-2R4MC
2R4
CDH38D11SLDNP-2R9MC
2R9
CDH38D11SLDNP-3R6MC
3R6
CDH38D11SLDNP-4R2MC
4R2
CDH38D11SLDNP-5R1MC
5R1
CDH38D11SLDNP-5R8MC
5R8
CDH38D11SLDNP-7R2MC
7R2
CDH38D11SLDNP-8R2MC
8R2
CDH38D11SLDNP-100MC
100
CDH38D11SLDNP-120MC
120
CDH38D11SLDNP-150MC
150
CDH38D11SLDNP-180MC
180
CDH38D11SLDNP-220MC
220
CDH38D11SLDNP-270MC
270
CDH38D11SLDNP-330MC
330
Ω
℃
Inductance
( H)
[ within ] 1
D.C.R.( )
Max. (Typ.)
(at 20 )
Saturation
Current
(A) 2
Temperature
Rise Current
(A) 3
36.3m(29m)
2.40
3.40
41.3m(33m)
2.00
3.30
55.0m(44m)
1.80
2.70
66.3m(53m)
1.45
2.30
93.8m(75m)
1.30
1.88
97.5m(78m)
1.20
1.86
129.6m(108m)
1.10
1.47
135.6m(113m)
1.00
1.41
171.6m(143m)
0.90
1.30
182.4m(152m)
0.84
1.25
228m(190m)
0.75
0.92
252m(210m)
0.70
0.86
336m(280m)
0.64
0.78
0.38(0.32)
0.60
0.75
0.49(0.41)
0.52
0.67
0.55(0.46)
0.48
0.57
0.73(0.61)
0.44
0.49
0.84(0.70)
0.42
0.46
1.0(0.83)
0.36
0.45
μ
※
0.72±20%
1.0±20%
1.4±20%
1.9±20%
2.4±20%
2.9±20%
3.6±20%
4.2±20%
5.1±20%
5.8±20%
7.2±20%
8.2±20%
10±20%
12±20%
15±20%
18±20%
22±20%
27±20%
33±20%
※
※
※1. Inductance measuring condition: at 100kHz.
※2. Saturation current: The value of D.C. current when the inductance decreases to 70% 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 5
Revised: 19-Dec-13
SMD Power Inductor
CDH38D11/SLD
Saturation Current & Temperature Rise Graph
℃
L (20 )
μ
℃
△T
L (105 )
△ ℃
μ
△ ℃
μ
△ ℃
1. CDH38D11SLDNP-R72MC
L ( H)
T( )
2. CDH38D11SLDNP-1R0MC
L ( H)
T( )
3. CDH38D11SLDNP-1R4MC
L ( H)
T( )
1.2
60
1.2
60
1.8
1.0
50
1.0
50
1.5
50
0.8
40
0.8
40
1.2
40
0.6
30
0.6
30
0.9
30
0.4
20
0.4
20
0.6
20
0.2
10
0.2
10
0.3
10
0
0.0
0
0.0
0
0.0
0
1
μ
2
DC (A)
3
4
△ ℃
0.0 0.6 1.2 1.8 2.4 3.0 3.6
DC (A)
μ
△ ℃
4. CDH38D11SLDNP-1R9MC
T( )
L ( H)
5. CDH38D11SLDNP-2R4MC
L ( H)
T( )
2.4
60
3.0
2.0
50
1.6
60
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
μ
△ ℃
60
6. CDH38D11SLDNP-2R9MC
L ( H)
T( )
3.0
60
2.5
50
2.5
50
40
2.0
40
2.0
40
1.2
30
1.5
30
1.5
30
0.8
20
1.0
20
1.0
20
0.4
10
0.5
10
0.5
10
0
0.0
0
0.0
0.0
0.0
0.5
μ
1.0 1.5
DC (A)
2.0
2.5
△ ℃
0.0 0.4 0.8 1.2 1.6 2.0 2.4
DC (A)
μ
0
0.0 0.4 0.8 1.2 1.6 2.0 2.4
△ ℃
DC (A)
μ
△ ℃
7. CDH38D11SLDNP-3R6MC
L ( H)
T( )
8. CDH38D11SLDNP-4R2MC
L ( H)
T( )
9. CDH38D11SLDNP-5R1MC
L ( H)
T( )
4.8
60
4.8
60
6
4.0
50
4.0
50
5
50
3.2
40
3.2
40
4
40
2.4
30
2.4
30
3
30
1.6
20
1.6
20
2
20
0.8
10
0.8
10
1
10
0
0.0
0
0
0.0
0.0 0.3 0.6 0.9 1.2 1.5 1.8
DC (A)
μ
0.0
△ ℃
10. CDH38D11SLDNP-5R8MC
L ( H)
T( )
0.4
0.8
DC (A)
1.2
μ
1.6
0
0.0
△ ℃
60
0.3
0.6 0.9
DC (A)
1.2
μ
1.5
△ ℃
11. CDH38D11SLDNP-7R2MC
L ( H)
T( )
12. CDH38D11SLDNP-8R2MC
L ( H)
T( )
60
9.0
60
9.0
5
50
7.5
50
7.5
50
4
40
6.0
40
6.0
40
3
30
4.5
30
4.5
30
2
20
3.0
20
3.0
20
1
10
1.5
10
1.5
10
0
0
0.0
0
0.0
0
6
0.0
0.3
0.6 0.9
DC (A)
1.2
1.5
0.0
0.3
0.6 0.9
DC (A)
Page 3 of 5
1.2
1.5
60
0.0 0.2 0.4 0.6 0.8 1.0 1.2
DC (A)
Revised: 19-Dec-13
SMD Power Inductor
CDH38D11/SLD
Saturation Current & Temperature Rise Graph
℃
L (20 )
μ
℃
△T
L (105 )
△ ℃
60
μ
12
50
10
50
15
50
40
8
40
12
40
30
6
30
9
30
4
20
4
20
6
20
2
10
2
10
3
10
0
0
0
0
0
13. CDH38D11SLDNP-100MC
L ( H)
T( )
12
10
8
6
0.0 0.2 0.4 0.6 0.8 1.0 1.2
DC (A)
μ
△ ℃
△ ℃60
14. CDH38D11SLDNP-120MC
L ( H)
T( )
0.0
0.2
0.4
0.6
0.8
DC (A)
μ
1.0
μ
18
60
0
0.0
△ ℃
△ ℃
15. CDH38D11SLDNP-150MC
L ( H)
T( )
0.2
μ
0.4
DC (A)
0.6
0.8
△ ℃
16. CDH38D11SLDNP-180MC
T( )
L ( H)
17. CDH38D11SLDNP-220MC
L ( H)
T( )
18. CDH38D11SLDNP-270MC
L ( H)
T( )
18
60
24
60
30
15
50
20
50
25
50
12
40
16
40
20
40
9
30
12
30
15
30
6
20
8
20
10
20
3
10
4
10
5
10
0
0
0
0
0
0.0
μ
0.2
0.4
DC (A)
0.6
0.8
0.0
△ ℃
0.2
0.4
DC (A)
0.6
0.8
60
0
0.0
0.2
0.4
DC (A)
0.6
19. CDH38D11SLDNP-330MC
L ( H)
T( )
36
60
30
50
24
40
18
30
12
20
6
10
0
0
0.0 0.1 0.2
0.3 0.4 0.5 0.6
DC (A)
Page 4 of 5
Revised: 19-Dec-13
0.8
SMD Power Inductor
CDH38D11/SLD
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
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Page 5 of 5
Revised: 19-Dec-13
CDH38D11SLDNP-330MC 价格&库存
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