SMD Power Inductor
CDR7D28MN
Page 1 of 4 Revised: 6-Jan-17
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℃～+105℃
(including coil’s self temperature rise)
•Storage temperature range: -40℃～+105℃
•Solder reflow temperature: 260 ℃peak.
Packaging
•Carrier tape and reel packaging
• 12.9”diameter reel
•1000pcs per reel
Applications
•Ideally used in LCD driver, DSC/DVC ,
Notebook PC or the other portable equipment
RoHS
Dimension - [mm]
Land pattern and Schematics - [mm]
7.3
±0.3
7.3± 0.3
TERMINAL
①
②
M AX .3 . 0 ( T YP . 2 . 8)
SMD Power Inductor
CDR7D28MN
Page 2 of 4 Revised: 6-Jan-17
Electrical Characteristics
※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℃).
Part Name Stamp Inductance
(μH )
［Within］※1
D.C.R. (mΩ)
Max. (Typ.)
(at 20℃)
Saturation Current
（A）※2Temperature
rise current:
（A）※3
(at20℃) (at105℃)
CDR7D28MNNP-1R2 NC 1R2 1.2μH±25% 20.5(16.4) 5.90 4.65 4.50
CDR7D28MNNP-2R0 NC 2R0 2.0μH±25% 23.8(19) 4.55 3.65 3.95
CDR7D28MNNP-2R7 NC 2R7 2.7μH±25% 27.5(22) 4.10 3.30 3.70
CDR7D28MNNP-3R6 NC 3R6 3.6μH±25% 32.5(26) 3.55 2.90 3.45
CDR7D28MNNP-4R6 NC 4R6 4.6μH±25% 37.5(30) 3.30 2.65 3.20
CDR7D28MNNP-6R8 NC 6R8 6.8μH±25% 46.3(37) 2.90 2.45 2.75
CDR7D28MNNP-8R0 NC 8R0 8.0μH±25% 50.0(40) 2.60 2.10 2.60
CDR7D28MNNP-100 NC 100 10μH±25% 53.8(48) 2.40 1.95 2.50
CDR7D28MNNP-150 NC 150 15μH±25% 81.3(65) 2.10 1.65 2.00
CDR7D28MNNP-220 NC 220 22μH±25% 120.0(96) 1.65 1.35 1.60
CDR7D28MNNP-330 NC 330 33μH±25% 196.3(157) 1.35 1.10 1.20
CDR7D28MNNP-470 NC 470 47μH±25% 275.0(220) 1.05 0.85 1.00
CDR7D28MNNP-680 NC 680 68μH±25% 425.0(340) 0.90 0.70 0.78
CDR7D28MNNP-101 NC 101 100μH±25% 655.0(524) 0.75 0.60 0.65
CDR7D28MNNP-151 NC 151 150μH±25% 950.0(760) 0.60 0.45 0.52
CDR7D28MNNP-221 NC 221 220μH±25% 1320(1100) 0.50 0.40 0.40
CDR7D28MNNP-331 NC 331 330μH±25% 2184(1820) 0.35 0.30 0.31
CDR7D28MNNP-471 NC 471 470μH±25% 2652(2210) 0.30 0.25 0.28
SMD Power Inductor
CDR7D28MN
Page 3 of 4 Revised: 6-Jan-17
0
10
20
30
40
50
60
0.0 0.3 0.6 0.9 1.2 1.5
0
10
20
30
40
50
60
0
6
12
18
24
30
36
0.0 0.3 0.6 0.9 1.2 1.5 1.8
0
10
20
30
40
50
60
0
5
10
15
20
25
30
0.0 0.4 0.8 1.2 1.6 2.0 2.4
0
10
20
30
40
50
60
0
3
6
9
12
15
18
0.0 0.5 1.0 1.5 2.0 2.5 3.0
0
10
20
30
40
50
60
0
2
4
6
8
10
12
0.0 0.8 1.6 2.4 3.2
0
10
20
30
40
50
60
0.0
1.5
3.0
4.5
6.0
7.5
9.0
0.0 0.6 1.2 1.8 2.4 3.0 3.6
0
10
20
30
40
50
60
0
1
2
3
4
5
6
0 1 2 3 4 5
0
10
20
30
40
50
60
0.0
0.8
1.6
2.4
3.2
4.0
4.8
0 1 2 3 4 5
0
10
20
30
40
50
60
0.0
0.6
1.2
1.8
2.4
3.0
3.6
0 1 2 3 4 5 6
0
10
20
30
40
50
60
0.0
0.4
0.8
1.2
1.6
2.0
2.4
0 1 2 3 4 5 6
0
10
20
30
40
50
60
0.0
0.3
0.6
0.9
1.2
1.5
1.8
0 2 4 6 8
0
10
20
30
40
50
60
Saturation Current & Temperature Rise Graph
1. CDR7D28MNNP-1R2NC △T (℃)
L (μH) 2. CDR7D28MNNP-2R0NC △T (℃)
L (μH) 3. CDR7D28MNNP-2R7NC
L (μH)
DC (A)
5. CDR7D28MNNP-4R6NC △T (℃)
L (μH) 6. CDR7D28MNNP-6R8NC
DC (A)
7. CDR7D28MNNP-8R0NC △T (℃)
L (μH) 8. CDR7D28MNNP-100NC △T (℃)
L (μH)
DC (A)
9. CDR7D28MNNP-150NC
DC (A)
4. CDR7D28MNNP-3R6NC △T (℃)
DC (A)
DC (A)
10. CDR7D28MNNP-220NC△T (℃)
L (μH)
DC (A)
11. CDR7D28MNNP-330NC△T (℃)
L (μH)
DC (A)
DC (A) DC (A)
DC (A)
△T (℃)
L (μH)
△T (℃)
L (μH)
△T (℃)
L (μH)
L (20℃)△T L (100℃)
12. CDR7D28MNNP-470NC△T (℃)
L (μH)
DC (A)
SMD Power Inductor
CDR7D28MN
Page 4 of 4 Revised: 6-Jan-17
0
100
200
300
400
500
600
0.0 0.1 0.2 0.3 0.4 0.5
0
10
20
30
40
50
60
0
60
120
180
240
300
360
0.0 0.1 0.2 0.3 0.4 0.5 0.6
0
10
20
30
40
50
60
0
30
60
90
120
150
180
0.0 0.2 0.4 0.6 0.8
0
10
20
30
40
50
60
0
20
40
60
80
100
120
0.0 0.2 0.4 0.6 0.8 1.0
0
10
20
30
40
50
60
0
15
30
45
60
75
90
0.0 0.2 0.4 0.6 0.8 1.0 1.2
0
10
20
30
40
50
60
Saturation Current & Temperature Rise Graph
13. CDR7D28MNNP-680NC△T (℃)
L (μH) 14. CDR7D28MNNP-101NC△T (℃)
L (μH) 15. CDR7D28MNNP-151NC
L (μH)
DC (A)
17. CDR7D28MNNP-331NC△T (℃)
L (μH) 18. CDR7D28MNNP-471NC
DC (A)
16. CDR7D28MNNP-221NC△T (℃)
DC (A)
DC (A) DC (A)
DC (A)
△T (℃)
L (μH)
△T (℃)
L (μH)
L (20℃)△T L (100℃)
Solder Reflow Condition
170±10 ℃,60~120s
40s
230℃
245℃PEAK
Heat Endurance Temperature Chart
300
60
120 180 240
0
0
100
150
200
250
300
50
10
T (℃)
T (s)
60
260℃
230℃
0
100
150
200
250
300
50
T (℃)
300120 180 240
0T (s)
60
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