PDF Datasheet

SMD Power Inductor
CDRCH12D78B
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L W H:12.5 12.5 8.0 mm Max.
• Product weight: 4.1g(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
• Halogen Free available.
RoHS
× ×
Halogen
Free
Dimension - [mm]
12.2 ±0.3
Max.8. 0
5.0
5
7
.
2
3
.0
±
2.
21
5.
6
5
7
.
2
1. 6
1. 7
Series Mode
Environmental Data
• Operating temperature range: -40
+125
(including coil’s self temperature rise)
+125
• Storage temperature range: -40
• Solder reflow temperature: 260
peak.
℃～ ℃
℃～ ℃
℃
Packaging
• Carrier tape and reel packaging.
• 13.0”diameter reel
• 500pcs per reel
Applications
• Ideally used in LED modules, DC/DC
converters and 1:1 Transformer, etc.
Land pattern and Schematics - [mm]
Dual Inductor
× ×
Parallel Mode
Page 1 of 7
Revised: 19-Dec-13
SMD Power Inductor
CDRCH12D78B
Electrical Characteristics
Part Name
Stamp
6.8±30%
Ω
※
40m(30m）
80m(60m）
20m(16m）
46m(36m）
27.2±30%
92m(72m)
6.0(7.1)
2.6(3.0)
Series
6.8±30%
23m(18m)
12.0(14.2)
5.0(5.6)
Parallel
μ※
Inductance
( H)
[within] 1
4.7±30%
CDRCH12D78BNP-4R7NC
4R7
18.8±30%
4.7±30%
CDRCH12D78BNP-6R8NC
CDRCH12D78BNP-100MC
CDRCH12D78BNP-150MC
CDRCH12D78BNP-220MC
CDRCH12D78BNP-330MC
CDRCH12D78BNP-470MC
CDRCH12D78BNP-680MC
CDRCH12D78BNP-101MC
CDRCH12D78BNP-151MC
CDRCH12D78BNP-221MC
CDRCH12D78BNP-331MC
CDRCH12D78BNP-471MC
6R8
100
150
220
330
470
680
101
151
221
331
471
D.C.R. ( )
[Max.] 2
）
※
※
Saturation
Current (A) 3
Temperature rise
current (A) 4
Mode
13.2(15.6)
3.9(4.4)
Dual
6.6(7.8)
2.8(3.1)
Series
13.2(15.6)
5.4(6.1)
Parallel
12.0(14.2)
3.6(4.1)
Dual
10±20%
54m(42m
10.0(11.8)
3.2(3.6)
Dual
40±20%
108m(84m)
5.0(5.9)
2.3(2.6)
Series
10±20%
27m(21m)
10.0(11.8)
4.4(5.0)
Parallel
8.2(9.7
2.8(3.2)
Dual
2.0(2.3)
Series
4.0(4.6)
Parallel
）
15±20%
72m(58m
60±20%
144m(116m)
15±20%
36m(29m)
8.2(9.7
22±20%
96m(80m)
7.0(8.2
88±20%
192m(160m)
）
4.1(4.8)
）
）
3.5(4.1)
7.0(8.2
）
2.3(2.6)
Dual
1.6(1.8)
Series
22±20%
48m(40m)
3.3(3.7)
Parallel
33±20%
144m(120m)
5.5(6.5)
1.8(2.1)
Dual
132±20%
290m(240m)
2.75(3.25)
1.3(1.5)
Series
33±20%
72m(60m)
5.5(6.5)
2.7(3.0)
Parallel
47±20%
186m(155m)
4.6(5.5)
1.5(1.7)
Dual
188±20%
372m(310m)
2.3(2.75)
1.1(1.3)
Series
47±20%
93m(77m)
4.6(5.5)
2.4(2.6)
Parallel
68±20%
266m(222m)
3.9(4.6)
1.3(1.5)
Dual
272±20%
532m(444m)
1.95(2.3)
0.94(1.05)
Series
Parallel
68±20%
133m(111m)
3.9(4.6)
2.0(2.3)
100±20%
384m(320m)
3.1(3.7)
1.10(1.25)
Dual
440±20%
768m(640m)
1.55(1.85)
0.78(0.88)
Series
100±20%
192m(160m)
3.1(3.7)
1.6(1.8)
Parallel
150±20%
648m(540m)
2.5(3.0)
0.83(0.95)
Dual
600±20%
1.29(1.08)
1.25(1.50)
0.60(0.68)
Series
150±20%
324m(270m)
2.5(3.0)
1.2(1.4)
Parallel
220±20%
936m(780m)
2.1(2.5)
0.68(0.78)
Dual
880±20%
1.87(1.56)
1.05(1.25)
0.48(0.55)
Series
220±20%
468m(390m)
2.1(2.5)
1.0(1.15)
Parallel
330±20%
1.35(1.17)
1.7(2.1)
0.56(0.64)
Dual
1320±20%
2.7(2.34)
0.85(1.05)
0.40(0.45)
Series
330±20%
675m(585m)
1.7(2.1)
0.83(0.94)
Parallel
470±20%
2.01(1.75)
1.5(1.75)
0.45(0.52)
Dual
1880±20%
4.02(3.50)
0.75(0.88)
0.31(0.35)
Series
470±20%
1005m(875m)
1.5(1.75)
0.67(0.76)
Parallel
※1 Measuring frequency inductance at 100 kHz.
※2 ( ) are typical value.
※3 Saturation current: The value of D.C. current when the inductance is over 70% of the initial value.
※4 Temperature rise current: The value of D.C. current when the temperature rise is △t＝40℃.(Ta＝20℃)
Page 2 of 7
Revised: 19-Dec-13
SMD Power Inductor
CDRCH12D78B
Saturation Current & Temperature Rise Graph - Dual inductor
℃
L (20 )
μ
L ( H)
6
△T (℃)
1. CDRCH12D78BNP-4R7NC
△T
μ
L ( H)
60
9.0
5
50
4
△T (℃)
2. CDRCH12D78BNP-6R8NC
μ
L ( H)
△T (℃)
3. CDRCH12D78BNP-100MC
60
12
7.5
50
10
50
40
6.0
40
8
40
3
30
4.5
30
6
30
2
20
3.0
20
4
20
1
10
1.5
10
2
10
0
0
0.0
0
0
0
0
μ
L ( H)
4
8
DC (A)
12
16
0
△T (℃)
4. CDRCH12D78BNP-150MC
18
μ
L ( H)
60
24
15
50
12
3
6
9
DC (A)
12
15
60
0
△T (℃)
5. CDRCH12D78BNP-220MC
μ
L ( H)
2
4
6
8
DC (A)
10
12
△T (℃)
6. CDRCH12D78BNP-330MC
60
36
20
50
30
50
40
16
40
24
40
9
30
12
30
18
30
6
20
8
20
12
20
3
10
4
10
6
10
0
0
0
0
0
0
μ
L ( H)
60
2
4
6
DC (A)
8
10
0
△T (℃)
7. CDRCH12D78BNP-470MC
μ
L ( H)
60
90
50
50
40
2
4
6
DC (A)
8
10
60
0
0
△T (℃)
8. CDRCH12D78BNP-680MC
μ
L ( H)
2
4
DC (A)
6
8
△T (℃)
9. CDRCH12D78BNP-101MC
60
120
75
50
100
50
40
60
40
80
40
30
30
45
30
60
30
20
20
30
20
40
20
10
10
15
10
20
10
0
0
0
0
0
0
0
μ
L ( H)
1
2
3
4
DC (A)
5
6
0
△T (℃)
10. CDRCH12D78BNP-151MC
180
μ
L ( H)
60
240
150
50
120
1
2
3
DC (A)
4
5
60
0
△T (℃)
11. CDRCH12D78BNP-221MC
μ
L ( H)
1
2
DC (A)
3
4
△T (℃)
12. CDRCH12D78BNP-331MC
60
360
200
50
300
50
40
160
40
240
40
90
30
120
30
180
30
60
20
80
20
120
20
30
10
40
10
60
10
0
0
0
0
0
0.0
0.8
1.6
DC (A)
2.4
3.2
0.0
0.5
1.0 1.5
DC (A)
Page 3 of 7
2.0
2.5
60
0
0.0 0.4 0.8 1.2 1.6 2.0 2.4
DC (A)
Revised: 19-Dec-13
SMD Power Inductor
CDRCH12D78B
μ
L ( H)
△T (℃)
13. CDRCH12D78BNP-471MC
600
60
500
50
400
40
300
30
200
20
100
10
0
0
0.0
0.4
0.8 1.2
DC (A)
1.6
2.0
Saturation Current & Temperature Rise Graph - Series Mode
℃
△T
L (20 )
μ
L ( H)
△T (℃)
1. CDRCH12D78BNP-4R7NC
μ
L ( H)
60
30
20
50
16
△T (℃)
2. CDRCH12D78BNP-6R8NC
μ
L ( H)
△T (℃)
3. CDRCH12D78BNP-100MC
60
48
25
50
40
50
40
20
40
32
40
12
30
15
30
24
30
8
20
10
20
16
20
4
10
5
10
8
10
0
0
0
0
24
0
0
2
4
6
8
0
10
DC (A)
μ
L ( H)
△T (℃)
4. CDRCH12D78BNP-150MC
90
μ
L ( H)
60
90
75
50
60
2
4
DC (A)
6
60
0
8
0
△T (℃)
5. CDRCH12D78BNP-220MC
μ
L ( H)
2
4
DC (A)
6
8
△T (℃)
6. CDRCH12D78BNP-330MC
60
180
75
50
150
50
40
60
40
120
40
45
30
45
30
90
30
30
20
30
20
60
20
15
10
15
10
30
10
0
0
0
0
0
0
0
μ
L ( H)
240
1
2
3
4
DC (A)
5
6
0
△T (℃)
7. CDRCH12D78BNP-470MC
μ
L ( H)
60
300
200
50
160
1
2
3
DC (A)
4
5
△T (℃)
8. CDRCH12D78BNP-680MC
60
0.0 0.6 1.2 1.8 2.4 3.0 3.6
DC (A)
μ
L ( H)
△T (℃)
9. CDRCH12D78BNP-101MC
60
420
250
50
350
50
40
200
40
280
40
120
30
150
30
210
30
80
20
100
20
140
20
40
10
50
10
70
10
0
0
0
0
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
0.0
0.5
1.0 1.5
DC (A)
Page 4 of 7
2.0
2.5
60
0
0.0
0.4
0.8 1.2
DC (A)
1.6
Revised: 19-Dec-13
2.0
SMD Power Inductor
CDRCH12D78B
μ
L ( H)
△T (℃)
10. CDRCH12D78BNP-151MC
900
μ
L ( H)
60
1200
750
50
600
△T (℃)
11. CDRCH12D78BNP-221MC
μ
L ( H)
△T (℃)
12. CDRCH12D78BNP-331MC
60
1800
1000
50
1500
50
40
800
40
1200
40
450
30
600
30
900
30
300
20
400
20
600
20
150
10
200
10
300
10
0
0
0
0.0 0.3 0.6 0.9 1.2 1.5 1.8
DC (A)
0
0.0
0.3
0.6 0.9
DC (A)
1.2
60
0
1.5
0
0.0 0.2 0.4 0.6 0.8 1.0 1.2
DC (A)
13. CDRCH12D78BNP-471MC
L ( H)
T( )
μ
△ ℃
2000
50
1600
40
1200
30
800
20
400
10
2400
60
0
0
0.0
0.2
0.4 0.6
DC (A)
0.8
1.0
Saturation Current & Temperature Rise Graph - Parallel Mode
L (20 )
T
μ
L ( H)
℃
△
△T (℃)
1. CDRCH12D78BNP-4R7NC
μ
L ( H)
60
12
5
50
4
△T (℃)
2. CDRCH12D78BNP-6R8NC
μ
L ( H)
△T (℃)
3. CDRCH12D78BNP-100MC
60
12
10
50
10
50
40
8
40
8
40
3
30
6
30
6
30
2
20
4
20
4
20
1
10
2
10
2
10
0
0
0
0
6
0
0
μ
L ( H)
3
6
9
12
DC (A)
15
0
18
△T (℃)
4. CDRCH12D78BNP-150MC
18
μ
L ( H)
60
24
15
50
12
4
8
DC (A)
12
16
0
0
△T (℃)
5. CDRCH12D78BNP-220MC
60
μ
L ( H)
3
6
9
DC (A)
12
15
△T (℃)
6. CDRCH12D78BNP-330MC
60
36
20
50
30
50
40
16
40
24
40
9
30
12
30
18
30
6
20
8
20
12
20
3
10
4
10
6
10
0
0
0
0
0
0
2
4
6
8
DC (A)
10
12
0
2
4
6
DC (A)
Page 5 of 7
8
10
60
0
0
2
4
DC (A)
6
Revised: 19-Dec-13
8
SMD Power Inductor
CDRCH12D78B
μ
L ( H)
△T (℃)
7. CDRCH12D78BNP-470MC
48
μ
L ( H)
60
90
40
50
32
△T (℃)
8. CDRCH12D78BNP-680MC
μ
L ( H)
△T (℃)
9. CDRCH12D78BNP-101MC
60
120
75
50
100
50
40
60
40
80
40
24
30
45
30
60
30
16
20
30
20
40
20
8
10
15
10
20
10
0
0
0
0
0
0
0
μ
L ( H)
1
2
3
4
DC (A)
5
6
0
△T (℃)
10. CDRCH12D78BNP-151MC
180
μ
L ( H)
60
240
150
50
120
1
2
3
DC (A)
4
5
60
0
△T (℃)
11. CDRCH12D78BNP-221MC
μ
L ( H)
1
2
DC (A)
3
4
△T (℃)
12. CDRCH12D78BNP-331MC
60
360
200
50
300
50
40
160
40
240
40
90
30
120
30
180
30
60
20
80
20
120
20
30
10
40
10
60
10
0
0
0
0
0
0.0 0.6 1.2 1.8 2.4 3.0 3.6
DC (A)
μ
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
60
0
0.0 0.4 0.8 1.2 1.6 2.0 2.4
DC (A)
△T (℃)
13. CDRCH12D78BNP-471MC
L ( H)
600
60
500
50
400
40
300
30
200
20
100
10
0
0
0.0
0.4
0.8 1.2
DC (A)
1.6
2.0
Page 6 of 7
Revised: 19-Dec-13
SMD Power Inductor
CDRCH12D78B
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
FAX.+852-2565-9600
[email protected]
Tel.+86-21-5836-3299
FAX.+86-21-5836-3266
[email protected]
Tel.+86-755-8291-0228
FAX.+86-755-8291-0338
[email protected]
Tel.+886-2-8751-2737
FAX.+886-2-8751-2738
[email protected]
Saitama(Japan)
Seoul
Singapore
San Jose
Tel.+81-48-691-7300
FAX.+81-48-691-7340
[email protected]
Tel.+82-2-6237-0777
FAX.+82-2-6237-0778
[email protected]
Tel.+65-6296-3388
FAX.+65-6841-4426
[email protected]
Tel.+1-408-321-9660
FAX.+1-408-321-9308
[email protected]
Chicago
Obernzell
Neumarkt
Tel.+1-847-545-6700
FAX. +1-847-545-6720
[email protected]
Tel.+49-8591-937-0
FAX. +49-8591-937-103
[email protected]
Tel.+49-9181-4509-110
FAX. +49-9181-4509-310
[email protected]
Page 7 of 7
Revised: 19-Dec-13