SMD Power Inductor
CDR74B
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L W H: 8.15 7.35 4.9 mm Max.
• Product weight: 75mg(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
RoHS
× ×
Environmental Data
• Operating temperature range: -25
+80
(including coil’s self temperature rise)
• Storage temperature range: -25
+80
• Solder reflow temperature: 260
peak.
℃~ ℃
℃~ ℃
℃
Dimension - [mm]
4.5±0.4
7.0±0.35
6.2
5
3
.
0
±
8
.
7
φ
× ×
1.
2
9.
6
Packaging
• Carrier tape and reel packaging
• 12.9”diameter reel
• 1000pcs per reel
Applications
• Ideally used in Notebook PC ,LCD TV ,Game
machine ,HDD ,DSC/DVC , etc as DC-DC
converter inductors.
Land pattern and Schematics - [mm]
7.5
PART OF ELECTRODE
0.
2
R 1.0
0.
01
PART OF SOLDER
RESIST PRINTING
Page 1 of 4
Revised: 19-Dec-13
SMD Power Inductor
CDR74B
Electrical Characteristics
Part name
Stamp
CDR74BNP-100MC
100
CDR74BNP-120MC
120
CDR74BNP-150MC
150
CDR74BNP-180MC
180
CDR74BNP-220MC
220
CDR74BNP-270MC
270
CDR74BNP-330LC
330
CDR74BNP-390LC
390
CDR74BNP-470LC
470
CDR74BNP-560LC
560
CDR74BNP-680LC
680
CDR74BNP-820LC
820
CDR74BNP-101KC
101
CDR74BNP-121KC
121
CDR74BNP-151KC
151
CDR74BNP-181KC
181
CDR74BNP-221KC
221
CDR74BNP-271KC
271
Inductance
( H)
[within] 1
μ
※
±20%
12± 20%
15±20%
18±20%
22±20%
27±20%
33±15%
39±15%
47±15%
56±15%
68±15%
82±15%
100±10%
120±10%
150±10%
180±10%
220±10%
270±10%
10
Ω
℃
D.C.R.( )
MAX.
(at 20 )
Rated Current
( ) 2
0.07
1.65
0.07
1.57
0.08
1.39
0.10
1.29
0.13
1.12
0.16
1.06
0.18
0.97
0.18
0.91
0.27
0.80
0.29
0.76
0.33
0.68
0.43
0.62
0.49
0.55
0.68
0.49
0.94
0.44
1.00
0.40
1.18
0.36
1.30
0.33
A※
※1. Inductance measuring frequency: 10μH ~ 82μH ; at 2.52 MHz
100μH ~ 270μH ; at 1 kHz
※2. Rated current: The D.C. current at which the inductance decreases to 90% of it’s nominal value or when △t=40℃,
whichever is lower (Ta=20℃).
Page 2 of 4
Revised: 19-Dec-13
SMD Power Inductor
CDR74B
Saturation Current & Temperature Rise Graph
℃
L (20 )
μ
L ( H)
12
℃
△T
L (105 )
△T (℃)
1. CDR74BNP-100MC
μ
L ( H)
60
18
10
50
8
2. CDR74BNP-120MC
△T (℃)
μ
L ( H)
3. CDR74BNP-150MC
△T (℃)
60
18
15
50
15
50
40
12
40
12
40
6
30
9
30
9
30
4
20
6
20
6
20
2
10
3
10
3
10
0
0
0
0
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
μ
L ( H)
△T (℃)
4. CDR74BNP-180MC
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
μ
L ( H)
60
24
20
50
16
5. CDR74BNP-220MC
△T (℃)
60
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
μ
L ( H)
6. CDR74BNP-270MC
△T (℃)
60
30
20
50
25
50
40
16
40
20
40
12
30
12
30
15
30
8
20
8
20
10
20
4
10
4
10
5
10
0
0
0
0
0
0
24
0.0
μ
L ( H)
0.5
1.0 1.5
DC (A)
2.0
2.5
0.0
△T (℃)
7. CDR74BNP-330LC
μ
L ( H)
60
48
30
50
24
0.4
0.8 1.2
DC (A)
1.6
2.0
0.0
△T (℃)
8. CDR74BNP-390LC
μ
L ( H)
60
0.4
0.8 1.2
DC (A)
1.6
9. CDR74BNP-470LC
2.0
△T (℃)
60
60
40
50
50
50
40
32
40
40
40
18
30
24
30
30
30
12
20
16
20
20
20
6
10
8
10
10
10
0
0
0
0
36
0
0.0 0.3 0.6 0.9 1.2 1.5 1.8
DC (A)
μ
L ( H)
10. CDR74BNP-560LC
△T (℃)
0.0 0.3 0.6 0.9 1.2 1.5 1.8
DC (A)
μ
L ( H)
11. CDR74BNP-680LC
0
0.0
△T (℃)
μ
L ( H)
60
90
60
0.3
0.6 0.9
DC (A)
1.2
12. CDR74BNP-820LC
1.5
△T (℃)
60
60
90
50
50
75
50
75
50
40
40
60
40
60
40
30
30
45
30
45
30
20
20
30
20
30
20
10
10
15
10
15
10
0
0
0
0
60
0
0.0
0.3
0.6 0.9
DC (A)
1.2
1.5
0.0
0.3
0.6 0.9
DC (A)
Page 3 of 4
1.2
1.5
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2
DC (A)
Revised: 19-Dec-13
SMD Power Inductor
CDR74B
Saturation Current & Temperature Rise Graph
℃
℃
L (20 )
μ
L ( H)
△T
L (105 )
△T (℃)
13. CDR74BNP-101KC
μ
60
L ( H)
180
100
50
80
120
14. CDR74BNP-121KC
△T (℃)
μ
L ( H)
△T (℃)
15. CDR74BNP-151KC
60
180
150
50
150
50
40
120
40
120
40
60
30
90
30
90
30
40
20
60
20
60
20
20
10
30
10
30
10
0
0
0
0
0
0.0
μ
L ( H)
240
0.2
0.4 0.6
DC (A)
0.8
16. CDR74BNP-181KC
1.0
0.0
△T (℃)
200
50
160
0.6
0.8
DC (A)
μ
300
0.4
17. CDR74BNP-221KC
L ( H)
60
0.2
60
0
0.0
1.0
△T (℃)
μ
L ( H)
0.2
0.4
DC (A)
0.6
0.8
△T (℃)
18. CDR74BNP-271KC
60
360
250
50
300
50
40
200
40
240
40
120
30
150
30
180
30
80
20
100
20
120
20
40
10
50
10
60
10
0
0
0
0
0
0
0.0
0.2
0.4
DC (A)
0.6
0.0
0.8
0.2
0.4
DC (A)
0.6
60
0.0 0.1 0.2 0.3 0.4 0.5 0.6
DC (A)
0.8
Solder Reflow Condition
T (℃)
300
250
Heat Endurance
260℃
230℃
200
0
60
120
180
240
245℃ PEAK
T (s)
40s
± ℃,60~120s
170 10
100
300
℃
230
150
60
100
Temperature Chart
200
10
150
50
0
T (℃)
300
250
50
0
0
60
120
180
240
300 T (s)
Please refer to the sales offices on our website - http://www.sumida.com
Hong Kong
Shanghai
Shenzhen
Taipei
Tel.+852-2880-6781
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Tel.+86-755-8291-0228
FAX.+86-755-8291-0338
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Tel.+886-2-8751-2737
FAX.+886-2-8751-2738
sales@tw.sumida.com
Saitama(Japan)
Seoul
Singapore
San Jose
Tel.+81-48-691-7300
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Tel.+82-2-6237-0777
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infocomp@eu.sumida.com
Page 4 of 4
Revised: 19-Dec-13
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