Page 1 of 3 Revised: 4-Jun-12
SMD
SMD SMD
SMD Power Inductor
Power InductorPower Inductor
Power Inductor
CDRH3D28
MAX.3.0
1.1±
0.2
φ
2.8
4.4±
0.2
(2.8)
※
3
.
8
±
0
.
2
※3.8±0.2 ELECTRODE
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L
×
W
×
H:4.0
×
4.0
×
3.0 mm Max.
• Product weight:130m g (Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
Environmental Data
• Operating temperature range: -40
℃
~+105
℃
(including coil’s self temperature rise)
• Storage temperature range: -40
℃～
+105
℃
• Solder reflow temperature: 260
℃
peak.
Packaging
• Carrier tape and reel packaging
• 7.0”diameter reel
• 500pcs per reel
Applications
• Ideally used in Mobilephone,PDA,MP3,
DSC/DVC, Portable DVD, etc as DC-DC
converter inductors.
RoHS
Dimension - [mm]
Land pattern and Schematics - [mm]
(3.3
μ
H
～
15.0
μ
H) (22.0
μ
H
～
47.0
μ
H)
5
.2
1.
5
1.
4
2
.4
Electrical Characteristics
※
1. Inductance measuring condition: at 100kHz.
※
2. Saturation current: The value of D.C. current when the inductance decreases to 65% of it’s nominal value.
※
3. Temperature rise current: The value of D.C. current when the temperature rise is
△
t
＝
40
℃
(Ta
＝
20
℃
).
0.560.360.48599(479)47
±
30
％
HCDRH3D28NP-470NC
0.630.440.58481(385)33
±
30
％
GCDRH3D28NP-330NC
0.740.550.76335(268)22
±
30
％
FCDRH3D28NP-220NC
1.020.640.90213(170)15
±
30
％
ECDRH3D28NP-150NC
1.180.801.05145(116)10
±
30
％
DCDRH3D28NP-100NC
1.320.941.24119(95.0)6.8
±
30
％
CCDRH3D28NP-6R8NC
1.621.281.6588.3(70.6)4.7
±
30
％
BCDRH3D28NP-4R7NC
1.851.482.0072.1(57.7)3.3
±
30
％
ACDRH3D28NP-3R3NC
at 100
℃
at 20
℃
Temperature
Rise Current
(A)
※
3
Saturation Current
（
A
）※
2
D.C.R. (m
Ω
)
Max. (Typ.)
(at 20
℃
)
Inductance
(
μ
H)
[within]※1
StampPart Name
1
22
1
Page 2 of 3 Revised: 4-Jun-12
SMD
SMD SMD
SMD Power Inductor
Power InductorPower Inductor
Power Inductor
CDRH3D28
0
10
20
30
40
50
60
0.0 0.2 0.4 0.6 0.8
0
10
20
30
40
50
60
0
6
12
18
24
30
36
0.0 0.2 0.4 0.6 0.8 1.0
0
10
20
30
40
50
60
0
4
8
12
16
20
24
0.0 0.2 0.4 0.6 0.8 1.0
0
10
20
30
40
50
60
0
3
6
9
12
15
18
0.0 0.2 0.4 0.6 0.8 1.0 1.2
0
10
20
30
40
50
60
0
2
4
6
8
10
12
0.0 0.4 0.8 1.2 1.6
0
10
20
30
40
50
60
0.0
1.5
3.0
4.5
6.0
7.5
9.0
0.0 0.3 0.6 0.9 1.2 1.5 1.8
0
10
20
30
40
50
60
0
1
2
3
4
5
6
0.0 0.4 0.8 1.2 1.6 2.0
0
10
20
30
40
50
60
0.0
0.6
1.2
1.8
2.4
3.0
3.6
0.0 0.5 1.0 1.5 2.0 2.5
0
10
20
30
40
50
60
Saturation Current & Temperature Rise Graph
1. CDRH3D28NP-3R3NC
△
T (
℃
)L (
μ
H)
DC (A) DC (A)
2. CDRH3D28NP-4R7NC
△
T (
℃
)L (
μ
H)
△
T (
℃
)
3. CDRH3D28NP-6R8NC
L (
μ
H)
DC (A)
△
T (
℃
)
4. CDRH3D28NP-100NC
L (
μ
H)
DC (A)
△
T (
℃
)
5. CDRH3D28NP-150NC
L (
μ
H)
DC (A)
△
T (
℃
)
6. CDRH3D28NP-220NC
L (
μ
H)
DC (A)
△
T (
℃
)
7. CDRH3D28NP-330NC
L (
μ
H)
DC (A)
△
T (
℃
)
8. CDRH3D28NP-470NC
L (
μ
H)
DC (A)
L (20
℃
)
△
T L (100
℃
)
Page 3 of 3 Revised: 4-Jun-12
SMD
SMD SMD
SMD Power Inductor
Power InductorPower Inductor
Power Inductor
CDRH3D28
Solder Reflow Condition
NeumarktObernzellChicago
Tel.+49-9181-4509-110
FAX. +49-9181-4509-310
infocomp@eu.sumida.com
Tel.+49-8591-937-0
FAX. +49-8591-937-103
contact@sumida-eu.com
Tel.+1-847-545-6700
FAX. +1-847-545-6720
sales@us.sumida.com
TaipeiShenzhenShanghaiHong Kong
Tel.+1-408-321-9660
FAX.+1-408-321-9308
sales@us.sumida.com
Tel.+65-6296-3388
FAX.+65-6296-3390
sales@sg.sumida.com
Tel.+82-2-6237-0777
FAX.+82-2-6237-0778
sales@kr.sumida.com
Tel.+81-3-5202-7112
FAX.+81-3-5202-7105
sales@jp.sumida.com
San JoseSingaporeSeoulTokyo
Please refer to the sales offices on our website - http://www.sumida.com
Tel.+886-2-8751-2737
FAX.+886-2-8751-2738
sales@tw.sumida.com
Tel.+86-755-8291-0228
FAX.+86-755-8291-0338
shenzhen.sales@cn.sumida.com
Tel.+86-021-5836-3299
FAX.+86-021-5836-3266
shanghai.sales@cn.sumida.com
Tel.+852-2880-6688
FAX.+852-2565-9600
sales@hk.sumida.com
170
±
10
℃
,60~120s
40s
230
℃
245℃ PEAK
Heat Endurance Temperature Chart
300
60
120 180 240
0
0
100
150
200
250
300
50
10
T (℃)
T (s)
60
260℃
230℃
0
100
150
200
250
300
50
T (℃)
300120 180 240
0 T (s)
60