SMD Power Inductor
CR32
Description
• Ferrite drum core construction.
• Magnetically unshielded.
• L×W×H: 4.1×3.8×3.0 mm Max.
• Product weight: 85mg(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.
2.3
RoHS
Dimension - [mm]
2
1
1
2
3.5±0.3
3
38 03
. ±.
4
27 03
. ±.
4
20
.
31
.
3
Packaging
• Carrier tape and reel packaging
• 12”diameter reel
• 2000pcs per reel
Applications
• Ideally used in A/V equipment, LCD TV,
DSC/DVC, Game Machine, DVC, HDD,
Notebook PC, etc as DC-DC converter
inductors.
Land pattern and Schematics - [mm]
33
.
18
.
38
.
1.8
4.0
SLE-EIT
ODRRSS
LN
AD
LN
AD
①
②
④
③
Page 1 of 6
3.5
Revised: 10-Jan-17
SMD Power Inductor
CR32
Electrical Characteristics
Part Name
CR32NP-1R0MC
CR32NP-1R2MC
CR32NP-1R5MC
CR32NP-1R8MC
CR32NP-2R2MC
CR32NP-2R7MC
CR32NP-3R3MC
CR32NP-3R9MC
CR32NP-4R7MC
CR32NP-5R6MC
CR32NP-6R8MC
CR32NP-7R4MC
CR32NP-8R2MC
CR32NP-100KC
CR32NP-120KC
CR32NP-150KC
CR32NP-180KC
CR32NP-220KC
CR32NP-270KC
CR32NP-330KC
CR32NP-390KC
CR32NP-470KC
CR32NP-560KC
CR32NP-680KC
CR32NP-820KC
CR32NP-101KC
CR32NP-121KC
CR32NP-151KC
CR32NP-181KC
CR32NP-221KC
CR32NP-271KC
CR32NP-331KC
CR32NP-391KC
※1.Inductance
measuring frequency:
Stamp
Ａ
Ｂ
Ｃ
Ｄ
Ｅ
Ｆ
Ｇ
Ｈ
Ｊ
Ｋ
Ｌ
Ｍ
Ｎ
Ａ
Ｂ
Ｃ
Ｄ
Ｅ
Ｆ
Ｇ
Ｈ
Ｊ
Ｋ
Ｌ
Ｍ
Ｎ
Ｐ
Ｑ
Ｒ
Ｓ
Ｔ
Ｕ
Ｖ
Inductance
(μH)
[ within ]
※１
1.0
±
20％
1.2
±
20％
1.5
±
20％
1.8
±
20％
2.2
±
20％
2.7
±
20％
3.3
±
20％
3.9
±
20％
4.7
±
20％
5.6
±
20％
6.8
±
20％
7.4
±
20％
8.2
±
20％
10
±
10％
12
±
10％
15
±
10％
18
±
10％
22
±
10％
27
±
10％
33
±
10％
39
±
10％
47
±
10％
56
±
10％
68
±
10％
82
±
10％
100
±
10％
120
±
10％
150
±
10％
180
±
10％
220
±
10％
270
±
10％
330
±
10％
390
±
10％
D.C.R. (mΩ)
[ Max. ]
at 20℃
72
78
85
91
104
111
137
143
170
176
202
215
228
230
270
310
410
470
660
760
850
970
1250
1450
1850
2200
2900
3400
3900
4500
6000
7000
7800
Rated Current
(mA)
※２
2100
1700
1500
1320
1280
1240
1180
1150
1040
1000
880
840
780
760
685
635
525
500
405
380
355
330
290
275
235
220
185
170
165
155
135
125
115
1.0μH
½
8.2μH
；
at 7.96 MHz
10μH
½
390μH
；
at 100 kHz
※2.
Rated current: The D.C. current at which the inductance decreases to 90% of it’s initial value or when
△t=40℃,
whichever is lower (Ta=20℃).
Page 2 of 6
Revised: 10-Jan-17
SMD Power Inductor
CR32
Saturation Current & Temperature Rise Graph
L (20℃)
1. CR32NP-1R0MC
L (μH)
△T
(℃)
L (100℃)
L (μH)
△T
2. CR32NP-1R2MC
△T
(℃)
L (μH)
3. CR32NP-1R5MC
△T
(℃)
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.0 0.6 1.2 1.8 2.4 3.0 3.6
DC (A)
4. CR32NP-1R8MC
L (μH)
60
50
40
30
20
10
0
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.0
L (μH)
60
50
40
30
20
10
0
0.8
1.6
DC (A)
2.4
3.2
△T
(℃)
1.8
1.5
1.2
0.9
0.6
0.3
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
L (μH)
6. CR32NP-2R7MC
60
50
40
30
20
10
0
△T
(℃)
5. CR32NP-2R2MC
△T
(℃)
2.4
2.0
1.6
1.2
0.8
0.4
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
7. CR32NP-3R3MC
L (μH)
60
50
40
30
20
10
0
2.4
2.0
1.6
1.2
0.8
0.4
0.0
0.0
L (μH)
60
50
40
30
20
10
0
0.5
1.0 1.5
DC (A)
2.0
2.5
△T
(℃)
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0 0.4 0.8 1.2 1.6 2.0 2.4
DC (A)
L (μH)
9. CR32NP-4R7MC
60
50
40
30
20
10
0
△T
(℃)
8. CR32NP-3R9MC
△T
(℃)
3.6
3.0
2.4
1.8
1.2
0.6
0.0
0.0
0.4
0.8 1.2
DC (A)
1.6
2.0
60
50
40
30
20
10
0
4.8
4.0
3.2
2.4
1.6
0.8
0.0
0.0
L (μH)
60
50
40
30
20
10
0
0.4
0.8 1.2
DC (A)
1.6
2.0
△T
(℃)
6
5
4
3
2
1
0
0.0
L (μH)
60
50
40
30
20
10
0
0.3 0.6
0.9 1.2 1.5
DC (A)
1.8
△T
(℃)
10. CR32NP-5R6MC
L (μH)
△T
(℃)
11. CR32NP-6R8MC
12. CR32NP-7R4MC
6
5
4
3
2
1
0
0.0
0.3
0.6
0.9
DC (A)
1.2
1.5
60
50
40
30
20
10
0
9.0
7.5
6.0
4.5
3.0
1.5
0.0
0.0
0.3
0.6 0.9
DC (A)
1.2
1.5
60
50
40
30
20
10
0
9.0
7.5
6.0
4.5
3.0
1.5
0.0
0.0
0.3
0.6 0.9
DC (A)
1.2
1.5
60
50
40
30
20
10
0
Page 3 of 6
Revised: 10-Jan-17
SMD Power Inductor
CR32
Saturation Current & Temperature Rise Graph
L (20℃)
13. CR32NP-8R2MC
L (μH)
△T
(℃)
L (100℃)
L (μH)
△T
14. CR32NP-100KC
△T
(℃)
L (μH)
15. CR32NP-120KC
△T
(℃)
9.0
7.5
6.0
4.5
3.0
1.5
0.0
0.0
0.3
0.6 0.9
DC (A)
1.2
1.5
60
50
40
30
20
10
0
12
10
8
6
4
2
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2
60
50
40
30
20
10
0
18
15
12
9
6
3
0
0.0
L (μH)
60
50
40
30
20
10
0
0.2
0.4
0.6
0.8
1.0
△T
(℃)
DC (A)
△T
(℃)
L (μH)
17. CR32NP-180KC
△T
(℃)
DC (A)
18. CR32NP-220KC
16. CR32NP-150KC
L (μH)
18
15
12
9
6
3
0
0.0
0.2
0.4
0.6
0.8
1.0
60
50
40
30
20
10
0
24
20
16
12
8
4
0
0.0
L (μH)
60
50
40
30
20
10
0
0.2
0.4 0.6
DC (A)
0.8
1.0
△T
(℃)
24
20
16
12
8
4
0
0.0
L (μH)
60
50
40
30
20
10
0
0.2
0.4
DC (A)
0.6
0.8
△T
(℃)
DC (A)
19. CR32NP-270KC
L (μH)
△T
(℃)
20. CR32NP-330KC
21. CR32NP-390KC
30
25
20
15
10
5
0
0.0
0.2
0.4
DC (A)
0.6
0.8
60
50
40
30
20
10
0
48
40
32
24
16
8
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
DC (A)
L (μH)
23. CR32NP-560KC
60
50
40
30
20
10
0
48
40
32
24
16
8
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
DC (A)
L (μH)
24. CR32NP-680KC
60
50
40
30
20
10
0
22. CR32NP-470KC
L (μH)
△T
(℃)
△T
(℃)
△T
(℃)
60
50
40
30
20
10
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
DC (A)
60
50
40
30
20
10
0
60
50
40
30
20
10
0
0.0
0.1
0.2 0.3
DC (A)
0.4
0.5
60
50
40
30
20
10
0
90
75
60
45
30
15
0
0.0
0.1
0.2 0.3
DC (A)
0.4
0.5
60
50
40
30
20
10
0
Page 4 of 6
Revised: 10-Jan-17
SMD Power Inductor
CR32
Saturation Current & Temperature Rise Graph
L (20℃)
25. CR32NP-820KC
L (μH)
△T
(℃)
L (100℃)
L (μH)
△T
26. CR32NP-101KC
△T
(℃)
L (μH)
27. CR32NP-121KC
△T
(℃)
90
75
60
45
30
15
0
0.0
0.1
0.2
DC (A)
0.3
0.4
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
0.1
0.2
DC (A)
0.3
0.4
△T
(℃)
120
100
80
60
40
20
0
0.0
L (μH)
60
50
40
30
20
10
0
0.1
0.2
DC (A)
0.3
0.4
△T
(℃)
28. CR32NP-151KC
L (μH)
△T
(℃)
29. CR32NP-181KC
30. CR32NP-221KC
180
150
120
90
60
30
0
0.0
0.1
0.2
DC (A)
0.3
0.4
60
50
40
30
20
10
0
240
200
160
120
80
40
0
60
50
40
30
20
10
0
0.00 0.05 0.10 0.15 0.20 0.25 0.30
240
200
160
120
80
40
0
0.00 0.05 0.10 0.15 0.20 0.25
60
50
40
30
20
10
0
DC (A)
△T
(℃)
L (μH)
32. CR32NP-331KC
△T
(℃)
L (μH)
DC (A)
33. CR32NP-391KC
△T
(℃)
31. CR32NP-271KC
L (μH)
300
250
200
150
100
50
0
0.00 0.05 0.10 0.15 0.20 0.25
60
50
40
30
20
10
0
360
300
240
180
120
60
0
0.00 0.05 0.10 0.15 0.20 0.25
60
50
40
30
20
10
0
480
400
320
240
160
80
0
0.00 0.04 0.08 0.12 0.16 0.20
60
50
40
30
20
10
0
DC (A)
DC (A)
DC (A)
Page 5 of 6
Revised: 10-Jan-17
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