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.
Environmental Data
• Operating temperature range: -40
+105
(including coil’s self temperature rise)
• Storage temperature range: -40
+105
• Solder reflow temperature: 260
peak.
Packaging
• Carrier tape and reel packaging.
• 7.0”diameter reel
• 1500pcs per reel
RoHS
Dimension - [mm]
3.1
2.1
1.0±1.1
2.0±8.3
Land pattern and Schematics - [mm]
8.1
0.1
Applications
• Ideally used in Mobilephone,PDA,MP3,DSC/
DVC,HDD etc as DC-DC converter inductors.
2
1
2
1
μ ½μ
μ ½μ
(0.72
H 2.9
H)
(3.6
H 33
H)
Page 1 of 5
Revised: 19-Dec-13
℃
℃ ½℃
℃ ½℃
× ×
× ×
2
.
8
3
.
0
3
.
8
±
0
.
2
SMD Power Inductor
CDH38D11/SLD
Electrical Characteristics
CDH38D11SLDNP-1R0MC
CDH38D11SLDNP-1R4MC
CDH38D11SLDNP-1R9MC
CDH38D11SLDNP-2R4MC
CDH38D11SLDNP-2R9MC
CDH38D11SLDNP-3R6MC
CDH38D11SLDNP-4R2MC
CDH38D11SLDNP-5R1MC
CDH38D11SLDNP-5R8MC
CDH38D11SLDNP-7R2MC
CDH38D11SLDNP-8R2MC
CDH38D11SLDNP-100MC
CDH38D11SLDNP-120MC
CDH38D11SLDNP-150MC
CDH38D11SLDNP-180MC
CDH38D11SLDNP-220MC
CDH38D11SLDNP-270MC
CDH38D11SLDNP-330MC
1R0
1R4
1R9
2R4
2R9
3R6
4R2
5R1
5R8
7R2
8R2
100
120
150
180
220
270
330
1.0
1.4
1.9
2.4
2.9
3.6
4.2
5.1
5.8
7.2
8.2
10
12
15
18
22
27
33
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.
Page 2 of 5
℃ ＝ ℃ ＝△
3. Temperature rise current: The value of D.C. current when the temperature rise is
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
CDH38D11SLDNP-R72MC
R72
0.72 20
20
20
20
20
20
20
20
20
20
20
20
36.3m(29m)
41.3m(33m)
55.0m(44m)
66.3m(53m)
93.8m(75m)
97.5m(78m)
129.6m(108m)
135.6m(113m)
171.6m(143m)
182.4m(152m)
228m(190m)
252m(210m)
336m(280m)
0.38(0.32)
0.49(0.41)
0.55(0.46)
0.73(0.61)
0.84(0.70)
1.0(0.83)
2.40
2.00
1.80
1.45
1.30
1.20
1.10
1.00
0.90
0.84
0.75
3.40
3.30
2.70
2.30
1.88
1.86
1.47
1.41
1.30
1.25
0.92
0.70
0.64
0.60
0.52
0.48
0.44
0.42
0.36
0.86
0.78
0.75
0.67
0.57
0.49
0.46
0.45
20
20
20
20
20
20
20
t 40
(Ta
20
).
Revised: 19-Dec-13
※
※
％
％
％
％
％
％
％
％
％
％
％
％
％
％
％
％
％
％
％
※
μ
Part Name
Stamp
℃
Ω
Inductance
( H)
[ within ] 1
D.C.R.( )
Max. (Typ.)
(at 20 )
Saturation
Current
(A) 2
Temperature
Rise Current
(A) 3
※
※
※
2.1 0.1 8.0 6.0 4.0 2.0 0.0
0
01
02
03
04
05
06
0.0
5.1
0.3
5.4
0.6
5.7
5.1
0
01
02
03
04
05
06
2.1
9.0
6.0
3.0
0.0
0.0
5.1
0.3
5.4
0.6
5.7
0.9
5.1
0
01
02
03
04
05
06
2.1
9.0
5.1
0
01
02
03
04
05
06
2.1
9.0
6.0
3.0
0.0
0
1
2
3
4
5
6
0
01
02
03
04
05
06
6.1
2.1
8.0
4.0
0.0
0.0
8.0
6.1
4.2
2.3
0.4
8.4
4 .2 0 .2 6 .1 2 . 1 8. 0 4. 0 0. 0
0
01
02
03
04
05
0. 0
5. 0
0. 1
5. 1
0. 2
5. 2
4.2 0.2 6.1 2.1 8.0 4.0 0.0
0
01
02
03
04
05
06
0.0
5.0
0.1
5.1
0.2
5.2
0.3
0
01
02
03
04
05
06
0.3 5.2 0.2 5.1 0.1 5.0 0.0
0
01
02
03
04
05
06
0.0
3.0
6.0
9.0
2.1
5.1
8.1
6.3 0.3 4.2 8.1 2.1 6.0 0.0
0
01
02
03
04
05
06
0.0
2.0
4.0
6.0
8.0
0.1
2.1
0
01
02
03
04
05
06
SMD Power Inductor
CDH38D11/SLD
Saturation Current & Temperature Rise Graph
L (20 )
L (105 )
△
℃
1. CDH38D11SLDNP-R72MC
L ( H)
T( )
2. CDH38D11SLDNP-1R0MC
L ( H)
T( )
T
3. CDH38D11SLDNP-1R4MC
L ( H)
T( )
℃ △
μ
℃ △
μ
4. CDH38D11SLDNP-1R9MC
L ( H)
T( )
4
3
℃ △
℃
DC (A)
5. CDH38D11SLDNP-2R4MC
L ( H)
T( )
DC (A)
6. CDH38D11SLDNP-2R9MC
L ( H)
T( )
℃ △
06
μ
0. 3
℃ △
μ
7. CDH38D11SLDNP-3R6MC
L ( H)
T( )
5.2
0.2
5.1
℃ △
DC (A)
8. CDH38D11SLDNP-4R2MC
L ( H)
T( )
DC (A)
9. CDH38D11SLDNP-5R1MC
L ( H)
T( )
℃ △
μ
℃ △
μ
10. CDH38D11SLDNP-5R8MC
L ( H)
T( )
8.1 5.1 2.1 9.0 6.0 3.0 0.0
0
01
02
03
04
05
06
0.0
8.0
6.1
4.2
2.3
0.4
8.4
℃ △
DC (A)
11. CDH38D11SLDNP-7R2MC
L ( H)
T( )
DC (A)
12. CDH38D11SLDNP-8R2MC
L ( H)
T( )
℃ △
μ
0.9
℃ △
μ
℃ △
DC (A)
0.1
2
Page 3 of 5
DC (A)
6.0
3.0
0.0
0
1
2
3
4
5
6
Revised: 19-Dec-13
DC (A)
DC (A)
DC (A)
DC (A)
μ
μ
5.0
0.0
0.0
4.0
8.0
2.1
6.1
0.2
4.2
μ
1
0
0.0
2.0
4.0
6.0
8.0
0.1
2.1
μ
SMD Power Inductor
CDH38D11/SLD
Saturation Current & Temperature Rise Graph
13. CDH38D11SLDNP-100MC
L ( H)
T( )
14. CDH38D11SLDNP-120MC
L ( H)
T( )
DC (A)
DC (A)
DC (A)
DC (A)
DC (A)
DC (A)
19. CDH38D11SLDNP-330MC
L ( H)
T( )
DC (A)
Page 4 of 5
Revised: 19-Dec-13
06
05
04
03
02
01
℃ △
0
8.0
6.0
4.0
2.0
0.0
μ
5
0
03
52
02
51
01
06
05
04
03
02
01
℃ △
0
8.0
6.0
4.0
2.0
0.0
μ
16. CDH38D11SLDNP-180MC
L ( H)
T( )
17. CDH38D11SLDNP-220MC
L ( H)
T( )
18. CDH38D11SLDNP-270MC
L ( H)
T( )
06
05
04
03
02
01
℃ △
0
8.0
6.0
4.0
2.0
0.0
μ
81
51
21
9
6
3
0
06
05
04
03
02
01
℃ △
0
0.1
8.0
6.0
△
4.0
2.0
0.0
℃
L (20 )
L (105 )
μ
21
01
8
6
4
2
0
8
4
0
42
02
61
21
06
05
04
03
02
01
06
05
04
03
02
01
06
05
04
03
02
01
℃ △
℃ △
℃ △
0
0
0
8.0
6.0 5.0 4.0 3.0
2.1 0.1 8.0 6.0 4.0 2.0 0.0
6.0
℃
T
15. CDH38D11SLDNP-150MC
L ( H)
T( )
4.0
2.0 1.0 0.0
2.0
0.0
μ
μ
μ
81
51
21
21
01
8
6
4
2
0
9
6
3
0
6
0
63
03
42
81
21
SMD Power Inductor
CDH38D11/SLD
Solder Reflow Condition
Heat Endurance
052
003
)℃( T
℃062
052
003
)℃( T
Temperature Chart
KAEP ℃542
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Page 5 of 5
Revised: 19-Dec-13
)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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