SMD Power Inductor
CDRR94
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L×W×H: 12.9×9.4×5.0mm Max.
• Product weight: 0.85g(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
Environmental Data
• Operating temperature range: -40℃½+100℃
(including coil’s self temperature rise)
• Storage temperature range: -40℃½+100℃
• Solder reflow temperature: 260
℃
peak.
Packaging
• Carrier tape and reel packaging.
• 13”diameter reel
• 500pcs per reel
Applications
• Ideally used in Portable Computers, Video
Recorder, DSC/DVC, etc as DC-DC Converter
inductors.
RoHS
Dimension - [mm]
MAX.12.9
MAX.5.0
7.4
MAX.9.4
2.6
Land pattern and Schematics - [mm]
71
.
3.0
30
.
30
.
3.0
Page 1 of 4
2.6
Revised: 9-Jan-17
SMD Power Inductor
CDRR94
Electrical Characteristics
Part Name
CDRR94NP-1R0MC
CDRR94NP-1R5MC
CDRR94NP-2R2MC
CDRR94NP-3R3MC
CDRR94NP-4R7MC
CDRR94NP-6R8MC
CDRR94NP-100MC
CDRR94NP-120MC
CDRR94NP-150MC
CDRR94NP-180MC
CDRR94NP-220MC
CDRR94NP-270MC
CDRR94NP-330MC
CDRR94NP-390MC
CDRR94NP-470MC
CDRR94NP-680MC
CDRR94NP-820MC
CDRR94NP-101MC
Stamp
1R0
1R5
2R2
3R3
4R7
6R8
100
120
150
180
220
270
330
390
470
680
820
101
Inductance
（μH）
[ within ]
※1
1.0±20%
1.5±20%
2.2±20%
3.3±20%
4.7±20%
6.8±20%
10±20%
12±20%
15±20%
18±20%
22±20%
27±20%
33±20%
39±20%
47±20%
68±20%
82±20%
100±20%
D.C.R. (mΩ)
Max. (Typ.)
(at 20℃)
15.3(12.2)
16.9(13.5)
27.5(22.0)
38.8(31.0)
50.6(40.5)
70.6(56.5)
91.3(73.0)
112.5(90)
150.0(120)
182.5(146)
197.5(158)
269.0(215)
298.0(238)
397.0(317)
435.0(348)
670.0(536)
898.0(718)
1063.0(850)
Saturation Current
（A）※2
10.8
9.6
7.2
6.2
5.4
4.4
3.0
3.2
2.8
2.6
2.4
2.1
1.9
1.7
1.6
1.3
1.2
1.0
Temperature
Rise Current
(A)
※3
5.0
4.5
3.4
2.7
2.5
2.1
1.9
1.6
1.3
1.2
1.1
0.95
0.90
0.75
0.70
0.55
0.45
0.40
※1.
Inductance measuring condition: at 100 kHz.
※2.
Saturation current: The value of D.C. current when the inductance decreases to 90% 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: 9-Jan-17
SMD Power Inductor
CDRR94
Saturation Current & Temperature Rise Graph
L (20℃)
L (μH)
1. CDRR94NP-1R0MC
△T
(℃)
△T
L (μH)
2. CDRR94NP-1R5MC
△T
(℃)
L (μH)
3. CDRR94NP-2R2MC
△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
3
6
9
12
15
△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
6
8
DC (A)
10
12
△T
(℃)
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
L (μH)
60
50
40
30
20
10
0
2
4
6
DC (A)
8
10
△T
(℃)
DC (A)
4. CDRR94NP-3R3MC
5. CDRR94NP-4R7MC
6. CDRR94NP-6R8MC
4.8
4.0
3.2
2.4
1.6
0.8
0.0
0
L (μH)
60
50
40
30
20
10
0
2
4
DC (A)
6
8
△T
(℃)
6
5
4
3
2
1
0
0
L (μH)
60
50
40
30
20
10
0
2
4
DC (A)
6
8
△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
3
4
DC (A)
5
6
△T
(℃)
7. CDRR94NP-100MC
8. CDRR94NP-120MC
9. CDRR94NP-150MC
12
10
8
6
4
2
0
0
L (μH)
60
50
40
30
20
10
0
1
2
3
DC (A)
4
5
△T
(℃)
18
15
12
9
6
3
0
0
L (μH)
60
50
40
30
20
10
0
1
2
3
DC (A)
4
5
△T
(℃)
18
15
12
9
6
3
0
0
L (μH)
60
50
40
30
20
10
0
1
2
3
DC (A)
4
△T
(℃)
10. CDRR94NP-180MC
11. CDRR94NP-220MC
12. CDRR94NP-270MC
24
20
16
12
8
4
0
0.0 0.6 1.2 1.8 2.4 3.0 3.6
DC (A)
60
50
40
30
20
10
0
24
20
16
12
8
4
0
0.0
0.8
1.6
DC (A)
2.4
3.2
60
50
40
30
20
10
0
36
30
24
18
12
6
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
60
50
40
30
20
10
0
Page 3 of 4
Revised: 9-Jan-17
SMD Power Inductor
CDRR94
Saturation Current & Temperature Rise Graph
L (20℃)
L (μH)
13. CDRR94NP-330MC
△T
(℃)
△T
L (μH)
14. CDRR94NP-390MC
△T
(℃)
L (μH)
15. CDRR94NP-470MC
△T
(℃)
36
30
24
18
12
6
0
0.0
L (μH)
60
50
40
30
20
10
0
0.5
1.0 1.5
DC (A)
2.0
2.5
△T
(℃)
48
40
32
24
16
8
0
0.0 0.4
L (μH)
60
50
40
30
20
10
0
0.8 1.2 1.6
DC (A)
2.0 2.4
△T
(℃)
60
50
40
30
20
10
0
0.0
L (μH)
60
50
40
30
20
10
0
0.4 0.8
1.2 1.6 2.0 2.4
DC (A)
△T
(℃)
16. CDRR94NP-680MC
17. CDRR94NP-820MC
18. CDRR94NP-101MC
90
75
60
45
30
15
0
0.0
0.3 0.6 0.9 1.2 1.5
DC (A)
1.8
60
50
40
30
20
10
0
90
75
60
45
30
15
0
0.0
0.4
0.8
DC (A)
1.2
1.6
60
50
40
30
20
10
0
120
100
80
60
40
20
0
0.0
0.3
0.6
0.9
1.2
1.5
60
50
40
30
20
10
0
DC (A)
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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Page 4 of 4
Revised: 9-Jan-17
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