Power Inductors <SMD Type: CDRH Series>
Type: CDRH4D28 , CDRH4D28C , CDRH4D28C/LD
◆Product
Description
・5.0×5.0mm
Max.(L×W), 3.0mm Max. Height.(CDRH4D28)
・5.1×5.1mm
Max.(L×W), 3.0mm Max. Height.(CDRH4D28C,CDRH4D28C/LD)
・Standard
type CDRH4D28, CDRH4D28C and Low DCR type CDRH4D28C/LD are available.
・Inductance
range:1.2½180
μ
H(CDRH4D28); 1.1½100
μ
H(CDRH4D28C);1.0½100
μ
H(CDRH4D28C /LD);
・Rated
current range:0.22½2.56A(CDRH4D28); 0.4½3.8A(CDRH4D28C); 0.3½3.0A (CDRH4D28C /LD);
・In
addition to the standards versions shown here, custom inductors are also available to meet your exact
requirements.
◆
Feature
・Magnetically
shielded construction.
・Ideally
used in Mobile phone,PDA,MP3,HDD,DSC/DVC,Note book PC,etc as DC-DC Converter inductors.
・RoHS
Compliance.
◆
Dimensions
(mm)
4.5
※ 4.7±0.3
4.5
1.5
CDRH4D28
※
4.7±0.3
(2.8)
3.0 Max.
Electrode terminal
4. 9 ± 0.2
3.0 Max .
1.
4±
0.
4. 9 ±0 .2
CDRH4D28C,
CDRH4D28C/LD
4.
4±
0.
3
Ma
x.
6.
2
Please refer to the sales offices on our website for a representative near you
www.sumida.com
6.
9
2
Ma
x.
1/3
Power Inductors <SMD Type: CDRH Series>
Type: CDRH4D28 , CDRH4D28C , CDRH4D28C/LD
◆
Land Pattern (mm)
°
5.3
1.9
1.5
1.9
45
4.
6.
0
5
CDRH4D28
◆
Specification(CDRH4D28)
Part No.
※
CDRH4D28NP-1R2N□
CDRH4D28NP-1R8N□
CDRH4D28NP-2R2N□
CDRH4D28NP-2R7N□
CDRH4D28NP-3R3N□
CDRH4D28NP-3R9N□
CDRH4D28NP-4R7N□
CDRH4D28NP-5R6N□
CDRH4D28NP-6R8N□
CDRH4D28NP-8R2N□
CDRH4D28NP-100N□
CDRH4D28NP-120N□
CDRH4D28NP-150N□
CDRH4D28NP-180N□
CDRH4D28NP-220N□
CDRH4D28NP-270N□
CDRH4D28NP-330N□
CDRH4D28NP-390N□
CDRH4D28NP-470N□
CDRH4D28NP-560N□
CDRH4D28NP-680N□
CDRH4D28NP-820N□
CDRH4D28NP-101N□
CDRH4D28NP-121N□
CDRH4D28NP-151N□
CDRH4D28NP-181N□
Stamp
1R2
1R8
2R2
2R7
3R3
3R9
4R7
5R6
6R8
8R2
100
120
150
180
220
270
330
390
470
560
680
820
101
121
151
181
CDRH4D28C,CDRH4D28C/LD
Inductance
(μH)
100kHz/1V
1.2±30%
1.8±30%
2.2±30%
2.7±30%
3.3±30%
3.9±30%
4.7±30%
5.6±30%
6.8±30%
8.2±30%
10±30%
12±30%
15±30%
18±30%
22±30%
27±30%
33±30%
39±30%
47±30%
56±30%
68±30%
82±30%
100±30%
120±30%
150±30%
180±30%
D.C.R.(Ω)
Max.(Typ.)
( 20℃)
23.6m(17.5m)
27.5m(20.4m)
31.3m(23.2m)
43.3m(32.1m)
49.2m(36.4m)
64.8m(48.0m)
72.0m(53.3m)
100.9m(74.7m)
108.9m(80.7m)
117.5m(87.0m)
128.3m(95.0m)
131.6m(97.5m)
149.0m(110.4m)
166.0m(123.0m)
235.0m(174.5m)
261.0m(193.3m)
331.3m(254.8m)
383.7m(284.2m)
587.0m(435.0m)
624.5m(462.6m)
699.0m(517.8m)
914.8m(677.6m)
1.02(765.8m)
1.27(976.8m)
1.35(1.08)
1.54(1.23)
2.
0
Rated
Current (A)※1-1
2.56
2.20
2.04
1.60
1.57
1.44
1.32
1.17
1.12
1.04
1.00
0.84
0.76
0.72
0.70
0.58
0.56
0.50
0.48
0.41
0.35
0.32
0.29
0.27
0.24
0.22
※
1-1. Rated current: The DC current at which the inductance decreases to 65% of its nominal value
or when
△t=40℃,
whichever is lower(Ta=20℃).
Please refer to the sales offices on our website for a representative near you
www.sumida.com
2/3
Power Inductors <SMD Type: CDRH Series>
Type: CDRH4D28 , CDRH4D28C , CDRH4D28C/LD
◆
Specification(CDRH4D28C)
Part No.
※
CDRH4D28CNP-1R1P□
CDRH4D28CNP-2R0P□
CDRH4D28CNP-3R2P□
CDRH4D28CNP-4R7P□
CDRH4D28CNP-6R3P□
CDRH4D28CNP-100P□
CDRH4D28CNP-150P□
CDRH4D28CNP-220P□
CDRH4D28CNP-330P□
CDRH4D28CNP-470P□
CDRH4D28CNP-680P□
CDRH4D28CNP-101P□
Stamp
A
B
C
D
E
F
G
H
I
J
K
L
Inductance
(μH)
100kHz/1V
1.1±25%
2.0±25%
3.2±25%
4.7±25%
6.3±25%
10±25%
15±25%
22±25%
33±25%
47±25%
68±25%
100±25%
D.C.R.(Ω)
Max.(Typ.)
( 20℃)
22m(17.5m)
29m(23.0m)
42m(33.3m)
63m(50.0m)
94m(75.0m)
106m(85.0m)
137m(110m)
207m(166m)
331m(265m)
510m(408m)
625m(500m)
948m(758m)
Rated Current
(A)※1-1
3.8
2.6
2.3
1.8
1.3
1.26
1.05
850m
700m
540m
490m
400m
◆
Specification(CDRH4D28C/LD)
Part No.
※
CDRH4D28CLDNP-1R0P□
CDRH4D28CLDNP-2R2P□
CDRH4D28CLDNP-3R3P□
CDRH4D28CLDNP-4R7P□
CDRH4D28CLDNP-6R8P□
CDRH4D28CLDNP-100P□
CDRH4D28CLDNP-150P□
CDRH4D28CLDNP-220P□
CDRH4D28CLDNP-330P□
CDRH4D28CLDNP-470P□
CDRH4D28CLDNP-680P□
CDRH4D28CLDNP-101P□
Stamp
A
B
C
D
E
F
G
H
I
J
K
L
Inductance
(μH)
100kHz/1V
1.0±25%
2.2±25%
3.3±25%
4.7±25%
6.8±25%
10±25%
15±25%
22±25%
33±25%
47±25%
68±25%
100±25%
D.C.R.(mΩ)
Max.(Typ.)
( 20℃)
17.5(14)
23.8(19)
28.9(23)
36.3(29)
48.8(39)
67.5(54)
93.4(75)
140(112)
223(179)
272(218)
366(293)
520(416)
Saturation
Current(A)
※1-2
3.0
2.0
1.6
1.5
1.2
0.90
0.81
0.65
0.55
0.43
0.36
0.30
Temperature
rise current
(A)
※2
4.9
3.6
3.2
2.9
2.4
1.8
1.6
1.25
0.92
0.86
0.72
0.61
※
Description of part name
CDRH4D28CLDNP-1R0P□
B Box
C Carrier Tape
※
1-2.Saturation Current: The DC current at which the inductance decreases to 65% of its nominal value.
※
2 Temperature rise current: The DC current at which the temperature rise is
△t＝40℃.(Ta＝20℃)
Please refer to the sales offices on our website for a representative near you
www.sumida.com
3/3
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