SUMIDA CDRCH12D78BHF

SMD Power Inductor
CDRCH12D78B
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L W H:12.5 12.5 x8.0 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
57
.
2
3
.
0
±
2
.
2
1
5
.
6
57
.
2
1.6
①
②Ｓ
④
③
μ ～22μH)
(4.7 H
Environmental Data
• Operating temperature range: -40 ~+125
(including coil’s self temperature rise)
• Storage temperature range: -40
+105
• Solder reflow temperature: 260
peak.
℃
℃～
℃
Packaging
• Carrier tape and reel packaging.
1.7
Applications
• Ideally used in LED modules, DC/DC
converters and 1:1 Transformer, etc.
Land pattern and Schematics - [mm]
Ｓ
×
Ｓ
①
②Ｓ
④
③
μ ～470μH)
(33 H
Page 1 of 4
Revised: 1-Jun-11
℃
℃
SMD Power Inductor
CDRCH12D78B
Electrical Characteristics
Stamp
Inductance(μH)
[within] ※1
D.C.R.(Ω)
[Max.] ※2
SaturationCurrent
(A) (at 20℃)
※3
Temperature
rise current (A)
※4
CDRCH12D78BHF-4R7NC
4R7
4.7±30%
40m(30m）
13.2(15.6)
3.9(4.4)
CDRCH12D78BHF-6R8NC
6R8
6.8±30%
46m(36m）
12.0(14.2)
3.6(4.1)
CDRCH12D78BHF-100MC
100
10±20%
54m(42m）
10.0(11.8)
3.2(3.6)
CDRCH12D78BHF-150MC
150
15±20%
72m(58m）
8.2(9.7）
2.8(3.2)
CDRCH12D78BHF-220MC
220
22±20%
96m(80m)
7.0(8.2）
2.3(2.6)
CDRCH12D78BHF-330MC
330
33±20%
144m(120m)
5.5(6.5)
1.8(2.1)
CDRCH12D78BHF-470MC
470
47±20%
186m(155m)
4.6(5.5)
1.5(1.7)
CDRCH12D78BHF-680MC
680
68±20%
266m(222m)
3.9(4.6)
1.3(1.5)
CDRCH12D78BHF-101MC
101
100±20%
384m(320m)
3.1(3.7)
1.10(1.25)
CDRCH12D78BHF-151MC
151
150±20%
648m(540m)
2.5(3.0)
0.83(0.95)
CDRCH12D78BHF-221MC
221
220±20%
936m(780m)
2.1(2.5)
0.68(0.78)
CDRCH12D78BHF-331MC
331
330±20%
1.35(1.17)
1.7(2.1)
0.56(0.64)
CDRCH12D78BHF-471MC
471
470±20%
2.01(1.75)
1.5(1.75)
0.45(0.52)
Part Name
※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 4
Revised: 1-Jun-11
SMD Power Inductor
CDRCH12D78B
Saturation Current & Temperature Rise Graph
L (20
L(
℃)
μH)1. CDRCH12D78BHF-4R7NC△T (℃)
△T
L(
μH)2. CDRCH12D78BHF-6R8NC△T (℃)
L(
μH)3. CDRCH12D78BHF-100MC△T (℃)
6
60
9.0
60
12
60
5
50
7.5
50
10
50
4
40
6.0
40
8
40
3
30
4.5
30
6
30
2
20
1
10
3.0
20
4
20
0
0
1.5
10
2
10
0
0
0
3
6
9
12
15
18
0.0
0
3
6
DC (A)
L(
9
12
15
0
18
0
2
4
DC (A)
μH)4. CDRCH12D78BHF-150MC△T (℃)
8
10
12
DC (A)
μH)5. CDRCH12D78BHF-220MC△T (℃)
μH)6. CDRCH12D78BHF-330MC△T (℃)
60
L(
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
18
L(
6
60
24
15
50
12
0
2
4
6
8
10
12
0
2
4
DC (A)
L(
60
6
8
10
60
0
0.0
12
1.5
3.0
DC (A)
μH)7. CDRH10D38DHPNP-470MC△T (℃)
60
L(
90
50
50
40
4.5
6.0
7.5
9.0
DC (A)
μH)8. CDRH10D38DHPNP-680MC△T (℃)
μH)9. CDRH10D38DHPNP-101MC△T (℃)
60
L(
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
1
2
3
4
5
0.0
6
1.0
DC (A)
L(
180
2.0
3.0
4.0
5.0
6.0
60
0
0.0 0.8 1.6 2.4 3.2 4.0 4.8
DC (A)
μH)10. CDRCH12D78BHF-151MC△T (℃)
60
L(
240
150
50
120
DC (A)
μH)11. CDRCH12D78BHF-221MC△T (℃)
μH)12. CDRCH12D78BHF-331MC△T (℃)
60
L(
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
0.6
1.2
1.8
2.4
DC (A)
3.0
3.6
0.0 0.6
1.2 1.8 2.4
DC (A)
Page 3 of 4
3.0 3.6
60
0.0 0.5 1.0
1.5 2.0 2.5 3.0
DC (A)
Revised: 1-Jun-11
SMD Power Inductor
CDRCH12D78B
Saturation Current & Temperature Rise Graph
L (20
μ
L ( H)
480
℃)
△T
△T (℃)
13. CDRCH12D78BHF-471MC
60
400
50
320
40
240
30
160
20
80
10
0
0
0.0 0.4 0.8
1.2 1.6 2.0 2.4
DC (A)
Solder Reflow Condition
T (℃)
300
250
Heat Endurance
260℃
230℃
200
0
60
120
180
240
245℃ PEAK
230
150
60
100
Temperature Chart
200
10
150
50
0
T (℃)
300
250
170
100
300
T (s)
40s
±10 ℃,60~120s
℃
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.+852-2880-6688
FAX.+852-2565-9600
[email protected]
Tel.+86-021-5836-3299
FAX.+86-021-5836-3266
[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]
Tokyo
Seoul
Singapore
San Jose
Tel.+81-3-5202-7112
FAX.+81-3-5202-7105
[email protected]
Tel.+82-2-6237-0777
FAX.+82-2-6237-0778
[email protected]
Tel.+65-6296-3388
FAX.+65-6296-3390
[email protected]
Tel.+1-408-3219660
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 4 of 4
Revised: 1-Jun-11