SMD Power Inductor
CDR7D28MN
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L×W×H: 7.6×7.6×3.0 mm Max.
• Product weight: 0.46g(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
Environmental Data
• Operating temperature range: -40℃½+105℃
(including coil’s self temperature rise)
• Storage temperature range: -40℃½+105℃
• Solder reflow temperature: 260
℃
peak.
②
RoHS
Dimension - [mm]
7 .3± 0.3
7.3± 0.3
MA X.3 . 0(T YP.2 .8)
Packaging
• Carrier tape and reel packaging
• 12.9”diameter reel
• 1000pcs per reel
①
TERMINAL
Land pattern and Schematics - [mm]
Applications
• Ideally used in LCD driver, DSC/DVC ,
Notebook PC or the other portable equipment
Page 1 of 4
Revised: 6-Jan-17
SMD Power Inductor
CDR7D28MN
Electrical Characteristics
Part Name
Stamp
Inductance
(μH )
［Within½
※1
1.2μH±25%
2.0μH±25%
2.7μH±25%
3.6μH±25%
4.6μH±25%
6.8μH±25%
8.0μH±25%
10μH±25%
15μH±25%
22μH±25%
33μH±25%
47μH±25%
68μH±25%
100μH±25%
150μH±25%
220μH±25%
330μH±25%
470μH±25%
D.C.R. (mΩ)
Max. (Typ.)
(at 20℃)
20.5(16.4)
23.8(19)
27.5(22)
32.5(26)
37.5(30)
46.3(37)
50.0(40)
53.8(48)
81.3(65)
120.0(96)
196.3(157)
275.0(220)
425.0(340)
655.0(524)
950.0(760)
1320(1100)
2184(1820)
2652(2210)
Saturation Current
（A）※2
(at20℃)
5.90
4.55
4.10
3.55
3.30
2.90
2.60
2.40
2.10
1.65
1.35
1.05
0.90
0.75
0.60
0.50
0.35
0.30
(at105℃)
4.65
3.65
3.30
2.90
2.65
2.45
2.10
1.95
1.65
1.35
1.10
0.85
0.70
0.60
0.45
0.40
0.30
0.25
Temperature
rise current:
（A）※3
4.50
3.95
3.70
3.45
3.20
2.75
2.60
2.50
2.00
1.60
1.20
1.00
0.78
0.65
0.52
0.40
0.31
0.28
CDR7D28MNNP-1R2 NC
CDR7D28MNNP-2R0 NC
CDR7D28MNNP-2R7 NC
CDR7D28MNNP-3R6 NC
CDR7D28MNNP-4R6 NC
CDR7D28MNNP-6R8 NC
CDR7D28MNNP-8R0 NC
CDR7D28MNNP-100 NC
CDR7D28MNNP-150 NC
CDR7D28MNNP-220 NC
CDR7D28MNNP-330 NC
CDR7D28MNNP-470 NC
CDR7D28MNNP-680 NC
CDR7D28MNNP-101 NC
CDR7D28MNNP-151 NC
CDR7D28MNNP-221 NC
CDR7D28MNNP-331 NC
CDR7D28MNNP-471 NC
1R2
2R0
2R7
3R6
4R6
6R8
8R0
100
150
220
330
470
680
101
151
221
331
471
※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: 6-Jan-17
SMD Power Inductor
CDR7D28MN
Saturation Current & Temperature Rise Graph
L (20℃)
L (μH)
1. CDR7D28MNNP-1R2NC
△T
(℃)
L (100℃)
L (μH)
△T
2. CDR7D28MNNP-2R0NC
△T
(℃)
L (μH)
3. CDR7D28MNNP-2R7NC
△T
(℃)
1.8
1.5
1.2
0.9
0.6
0.3
0.0
0
L (μH)
60
50
40
30
20
10
0
2
4
DC (A)
6
8
△T
(℃)
2.4
2.0
1.6
1.2
0.8
0.4
0.0
0
L (μH)
60
50
40
30
20
10
0
1
2
3
4
DC (A)
5
6
△T
(℃)
3.6
3.0
2.4
1.8
1.2
0.6
0.0
0
L (μH)
60
50
40
30
20
10
0
1
2
3
4
DC (A)
5
6
△T
(℃)
4. CDR7D28MNNP-3R6NC
5. CDR7D28MNNP-4R6NC
6. CDR7D28MNNP-6R8NC
4.8
4.0
3.2
2.4
1.6
0.8
0.0
0
L (μH)
60
50
40
30
20
10
0
1
2
3
DC (A)
4
5
△T
(℃)
6
5
4
3
2
1
0
0
L (μH)
60
50
40
30
20
10
0
1
2
3
DC (A)
4
5
△T
(℃)
9.0
7.5
6.0
4.5
3.0
1.5
0.0
0
L (μH)
60
50
40
30
20
10
0
1
2
DC (A)
3
4
△T
(℃)
7. CDR7D28MNNP-8R0NC
8. CDR7D28MNNP-100NC
9. CDR7D28MNNP-150NC
9.0
7.5
6.0
4.5
3.0
1.5
0.0
0.0 0.6 1.2 1.8 2.4 3.0 3.6
DC (A)
L (μH)
60
50
40
30
20
10
0
12
10
8
6
4
2
0
0.0
L (μH)
60
50
40
30
20
10
0
0.8
1.6
DC (A)
2.4
3.2
△T
(℃)
18
15
12
9
6
3
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
L (μH)
60
50
40
30
20
10
0
10. CDR7D28MNNP-220NC
△T
(℃)
11. CDR7D28MNNP-330NC
12. CDR7D28MNNP-470NC
△T
(℃)
30
25
20
15
10
5
0
0.0 0.4 0.8 1.2 1.6 2.0 2.4
DC (A)
60
50
40
30
20
10
0
36
30
24
18
12
6
0
0.0 0.3 0.6 0.9 1.2 1.5 1.8
DC (A)
60
50
40
30
20
10
0
60
50
40
30
20
10
0
0.0
0.3
0.6 0.9
DC (A)
1.2
1.5
60
50
40
30
20
10
0
Page 3 of 4
Revised: 6-Jan-17
SMD Power Inductor
CDR7D28MN
Saturation Current & Temperature Rise Graph
L (20℃)
L (μH)
13. CDR7D28MNNP-680NC
△T
(℃)
L (100℃)
L (μH)
△T
14. CDR7D28MNNP-101NC
△T
(℃)
L (μH)
15. CDR7D28MNNP-151NC
△T
(℃)
90
75
60
45
30
15
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2
DC (A)
L (μH)
60
50
40
30
20
10
0
120
100
80
60
40
20
0
0.0
L (μH)
60
50
40
30
20
10
0
0.2
0.4 0.6
DC (A)
0.8
1.0
180
150
120
90
60
30
0
0.0
L (μH)
60
50
40
30
20
10
0
0.2
0.4
DC (A)
0.6
0.8
16. CDR7D28MNNP-221NC
△T
(℃)
17. CDR7D28MNNP-331NC
△T
(℃)
18. CDR7D28MNNP-471NC
△T
(℃)
240
200
160
120
80
40
0
0.0
0.2
0.4
DC (A)
0.6
0.8
60
50
40
30
20
10
0
360
300
240
180
120
60
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
DC (A)
60
50
40
30
20
10
0
600
500
400
300
200
100
0
0.0
0.1
0.2 0.3
DC (A)
0.4
0.5
60
50
40
30
20
10
0
Solder Reflow Condition
T (℃)
300
250
200
150
100
50
0
0
60
120
180
240
300
T (s)
Heat Endurance
260℃
230℃
10
60
T (℃)
300
250
200
150
100
50
0
0
60
120
180
240
300 T (s)
170±10
℃,60~120s
Temperature Chart
245℃ PEAK
230℃
40s
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http://www.sumida.com
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Page 4 of 4
Revised: 6-Jan-17
