Page 1 of 4 Revised: 7-Jan-14
SMD
SMD SMD
SMD Power Inductor
Power InductorPower Inductor
Power Inductor
CDRH2D18/LD
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L
×
W
×
H:3.2
×
3.2
×
2.0 mm Max.
• Product weight: 65mg(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
• Halogen Free available.
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
• 1000pcs per reel
Applications
• Ideally used in Mobilephone,PDA,MP3,
DSC/DVC, Portable DVD, etc as DC-DC
converter inductors.
Halogen
Free
RoHS
Dimension - [mm]
Land pattern and Schematics - [mm]
※
21
.0
±
0
.
1
φ
2.1
※
23.
3
±
0
.2
2.0 Max.
※
1
3
.
0
±
0
.
2
※1 3.0±0.2
4
.5Ma
x
.
(1.8)
Electrod e
4.
3
1
.3
1
.3
1
.7
(2.2
μ
H
～
6.8
μ
H) (10
μ
H
～
47
μ
H)
1
22
1
Page 2 of 4 Revised: 7-Jan-14
SMD
SMD SMD
SMD Power Inductor
Power InductorPower Inductor
Power Inductor
CDRH2D18/LD
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
℃
).
0.480.150.20660(530)47
±
30
％
SCDRH2D18/LDNP-470NC
0.560.180.24460(370)33
±
30
％
QCDRH2D18/LDNP-330NC
0.680.220.30320(255)22
±
30
％
OCDRH2D18/LDNP-220NC
0.800.280.35220(175)15
±
30
％
MCDRH2D18/LDNP-150NC
1.000.330.43180(145)10
±
30
％
KCDRH2D18/LDNP-100NC
1.320.400.52106(85)6.8
±
30
％
ICDRH2D18/LDNP-6R8NC
1.650.470.6378(62)4.7
±
30
％
GCDRH2D18/LDNP-4R7NC
2.100.550.7554(43)3.3
±
30
％
ECDRH2D18/LDNP-3R3NC
2.300.670.8541(33)2.2
±
30
％
CCDRH2D18/LDNP-2R2NC
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
Page 3 of 4 Revised: 7-Jan-14
SMD
SMD SMD
SMD Power Inductor
Power InductorPower Inductor
Power Inductor
CDRH2D18/LD
0
10
20
30
40
50
60
0.0 0.1 0.2 0.3 0.4 0.5
0
10
20
30
40
50
60
0
8
16
24
32
40
48
0.0 0.1 0.2 0.3 0.4 0.5 0.6
0
10
20
30
40
50
60
0
5
10
15
20
25
30
0.0 0.2 0.4 0.6 0.8
0
10
20
30
40
50
60
0
3
6
9
12
15
18
0.0 0.2 0.4 0.6 0.8
0
10
20
30
40
50
60
0
2
4
6
8
10
12
0.0 0.2 0.4 0.6 0.8 1.0
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
0
10
20
30
40
50
60
0
1
2
3
4
5
6
0.0 0.3 0.6 0.9 1.2 1.5 1.8
0
10
20
30
40
50
60
0.0
0.6
1.2
1.8
2.4
3.0
3.6
0.0 0.4 0.8 1.2 1.6 2.0 2.4
0
10
20
30
40
50
60
0.0
0.5
1.0
1.5
2.0
2.5
3.0
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. CDRH2D18/LDNP-2R2NC
△
T (
℃
)L (
μ
H)
DC (A) DC (A)
2. CDRH2D18/LDNP-3R3NC
△
T (
℃
)L (
μ
H)
△
T (
℃
)
3. CDRH2D18/LDNP-4R7NC
L (
μ
H)
DC (A)
△
T (
℃
)
4. CDRH2D18/LDNP-6R8NC
L (
μ
H)
DC (A)
△
T (
℃
)
5. CDRH2D18/LDNP-100NC
L (
μ
H)
DC (A)
△
T (
℃
)
6. CDRH2D18/LDNP-150NC
L (
μ
H)
DC (A)
△
T (
℃
)
7. CDRH2D18/LDNP-220NC
L (
μ
H)
DC (A)
△
T (
℃
)
8. CDRH2D18/LDNP-330NC
L (
μ
H)
DC (A) DC (A)
△
T (
℃
)
9. CDRH2D18/LDNP-470NC
L (
μ
H)
L (20
℃
)
△
T L (100
℃
)
Page 4 of 4 Revised: 7-Jan-14
SMD
SMD SMD
SMD Power Inductor
Power InductorPower Inductor
Power Inductor
CDRH2D18/LD
Solder Reflow Condition
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
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