SUMIDA CDRH40D18R

SMD Power Inductor
CDRH40D18R
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L W H:4.2 4.2 2.0mm Max.
• Product weight: 110mg (Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
• Halogen Free available.
RoHS
× ×
Halogen
Free
× ×
Environmental Data
• Operating temperature range: -40
+105
(including coil’s self temperature rise)
+105
• Storage temperature range: -40
• Solder reflow temperature: 260
peak.
℃~ ℃
℃~ ℃
℃
Dimension - [mm]
Packaging
• Carrier tape and reel packaging
Applications
• Ideally used in Mobile phone,PDA,MP3,HDD,
DSC/DVC, Note book PC ,etc as DC-DC
converter power supply.
Land pattern and Schematics - [mm]
1.6
1.3
1.6
9
.
3
4.5
Page 1 of 4
Revised: 17-Apr-12
SMD Power Inductor
CDRH40D18R
Electrical Characteristics
Part name
Stamp
CDRH40D18RNP-1R8NC
D
CDRH40D18RNP-2R2NC
E
CDRH40D18RNP-3R3NC
G
CDRH40D18RNP-4R7NC
J
CDRH40D18RNP-6R8NC
L
CDRH40D18RNP-100MC
N
CDRH40D18RNP-150MC
Q
CDRH40D18RNP-220MC
S
CDRH40D18RNP-270MC
T
CDRH40D18RNP-330MC
U
Inductance
[ H] 1
Within ]
μ ※
[
1.8±30%
2.2±30%
3.3±30%
4.7±30%
6.8±30%
10±20%
15±20%
22±20%
27±20%
33±20%
Ω
℃
D.C.R. (m )
Max.] (Typ.)
(at 20 )
[
Saturation Current
(A) 2
℃)
(at 20
※
℃)
(at 105
Temperature
Rise Current
(A) 3
※
48.4(38.7)
2.10
1.80
2.60
55.4(44.3)
1.80
1.50
2.40
79.5(63.6)
1.45
1.25
2.00
99.5(79.6)
1.25
1.00
1.70
144(120)
1.00
0.85
1.35
185(154)
0.85
0.70
1.25
306(255)
0.70
0.60
0.90
443(369)
0.60
0.50
0.73
588(490)
0.50
0.43
0.62
671(559)
0.45
0.40
0.55
※1 Inductance measuring condition at 100kHz .
※2 Saturation current: The value of DC current when the inductance decreases to 70% of its nominal.
※3 Temperature rise current: The value of DC current when the temperature rise is △T=40℃(Ta=20℃).
Page 2 of 4
Revised: 17-Apr-12
SMD Power Inductor
CDRH40D18R
Saturation Current & Temperature Rise Graph
℃
L (20 )
μ
L ( H)
2.4
℃
△T
L (105 )
△T (℃)
1. CDRH40D18RNP-1R8NC
μ
L ( H)
60
3.0
2.0
50
1.6
△T (℃)
2. CDRH40D18RNP-2R2NC
μ
L ( H)
△T (℃)
3. CDRH40D18RNP-3R3NC
60
4.8
2.5
50
4.0
50
40
2.0
40
3.2
40
1.2
30
1.5
30
2.4
30
0.8
20
1.0
20
1.6
20
0.4
10
0.5
10
0.8
10
0
0.0
0
0.0
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
μ
L ( H)
6
△T (℃)
4. CDRH40D18RNP-4R7NC
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
μ
L ( H)
60
9.0
5
50
4
△T (℃)
5. CDRH40D18RNP-6R8NC
60
0
0.0 0.4 0.8 1.2 1.6 2.0 2.4
DC (A)
μ
L ( H)
△T (℃)
6. CDRH40D18RNP-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 0.3 0.6 0.9 1.2 1.5 1.8
DC (A)
μ
L ( H)
0.0
△T (℃)
7. CDRH40D18RNP-150MC
18
μ
L ( H)
60
30
15
50
12
0.3
0.6 0.9
DC (A)
1.2
1.5
0
0.0
△T (℃)
8. CDRH40D18RNP-220MC
60
μ
L ( H)
0.3
0.6 0.9
DC (A)
1.2
1.5
△T (℃)
9. CDRH40D18RNP-270MC
60
36
25
50
30
50
40
20
40
24
40
9
30
15
30
18
30
6
20
10
20
12
20
3
10
5
10
6
10
0
0
0
0
0
0.0
μ
L ( H)
48
0.2
0.4 0.6
DC (A)
0.8
1.0
0.0
△ T (℃)
0.2
0.4
0.6
DC (A)
0.8
60
0
0.0
0.2
0.4
0.6
DC (A)
10. CDRH40D18RNP-330MC
60
40
50
32
40
24
30
16
20
8
10
0
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6
DC (A)
Page 3 of 4
Revised: 17-Apr-12
0.8
SMD Power Inductor
CDRH40D18R
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.+852-2880-6688
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.+1-408-321-9660
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 4 of 4
Revised: 17-Apr-12