SHIELDED SMT POWER INDUCTORS
SMTDRRI 4D18/4D28/5D18/5D28/6D28/6D38 TYPE
Shape and size : ( Dimensions are in mm )
Features :
．Small
size with the electrode attached to the
ferrite core directly.
．Available
in magnetically shielded.
．Low
DC resistance.
．Suitable
for large currents.
．Available
on tape and reel for auto surface
mounting.
Ordering information :
SMT DRRI5D28 - 220 N
(1)
(2)
(3) (4)
(1) Type :
Surface Mountable Type.
(2) Style :
DR
Core with
RI
core.
5D
is 5.7mm square and
28
is about 2.8mm height.
(3)Inductance :
220
for
22
uH.
(4)Inductance tolerance :
N
: ± 30%.
Inductance and rated current ranges :
．SMTDRRI4D18
．SMTDRRI4D28
．SMTDRRI5D18
1.0~39 uH
1.2~180uH
4.1~100uH
1.72~0.30A
2.56~0.22A
1.95~0.36A
Characteristics :
．
Rated DC Current: It is either the inductance is 35% lower
than its initial value in D.C. saturation characteristics or
temperature raise becomes
△T=40℃
(Ta=20℃),
whichever is lower.
．SMTDRRI5D28
．SMTDRRI6D28
．SMTDRRI6D38
2.6~100uH
3.0~100uH
3.3~100uH
2.60~0.42A
3.00~0.54A
3.50~0.65A
．Operating
temperature : -30
℃
to 105
℃.
Applications :
．Power
supply for VTRs.
．OA
equipment .
．Test
equipments :
L tested by Agilent 4284A Precision LCR meter.
DCR tested by Milli-ohm meter.
．Electrical
specifications at 25℃.
．LCD
televisions.
．Notebook
PCs.
．Portable
communication equipment.
．DC/DC
converters, DSC, DVC ,MP3,PDA products.
20.1
SHIELDED SMT POWER INDUCTORS
SMTDRRI 4D18/4D28/5D18/5D28/6D28/6D38 TYPE
Part No.
1R0N
1R2N
1R8N
2R2N
2R6N
2R7N
3R0N
3R3N
3R9N
4R1N
4R2N
4R7N
5R0N
5R3N
5R4N
5R6N
6R0N
6R2N
6R8N
7R3N
7R4N
8R2N
8R6N
8R7N
8R9N
100N
120N
150N
180N
220N
270N
330N
390N
470N
560N
680N
820N
101N
121N
151N
L
(μH)
1.0
1.2
1.8
2.2
2.6
2.7
3.0
3.3
3.9
4.1
4.2
4.7
5.0
5.3
5.4
5.6
6.0
6.2
6.8
7.3
7.4
8.2
8.6
8.7
8.9
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
DC Resistance
4D18
45
23.6
27.5
75
105
110
155
31.3
4D28
5D18
(mOHM )Max.
5D28
6D28
6D38
4D18
1.72
Rated DC Current ( Amp )Max.
4D28
2.56
2.20
1.32
2.04
2.60
1.28
1.60
2.40
20
1.04
0.88
1.57
1.44
1.95
2.20
0.84
1.32
2.40
1.90
1.60
0.80
1.17
2.25
27
0.76
1.12
2.10
31
2.30
0.68
1.04
1.60
1.85
34
2.20
1.25
0.61
0.56
0.50
0.48
0.41
0.35
0.32
0.30
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
1.20
1.10
0.97
0.85
0.80
0.75
0.65
0.57
0.54
0.50
0.43
0.41
0.36
1.30
1.20
1.10
1.00
0.90
0.85
0.75
0.70
0.62
0.58
0.52
0.42
1.70
1.55
1.40
1.32
1.20
1.05
0.97
0.86
0.80
0.73
0.65
0.60
0.54
2.00
1.70
1.60
1.50
1.30
1.20
1.10
1.00
0.95
0.85
0.75
0.70
0.65
1.40
1.80
2.4
2.90
2.60
3.00
3.50
5D18
5D28
6D28
6D38
18
43.3
24
49.2
64.8
57
31
162
72.0
31
38
76
170
100.9
35
96
200
108.9
54
245
117.5
53
58
116
200
210
240
338
397
441
694
709
128.3
131.6
149.0
166.0
235.0
261.0
378.0
383.7
587.0
624.5
699.0
914.8
1020
1270
1350
124
153
196
210
290
330
386
520
595
665
840
978
1200
65
76
103
110
122
175
189
212
260
305
355
463
520
65
70
84
95
128
142
165
210
238
277
304
390
535
38
53
57
92
96
109
124
138
155
202
234
324
358
45
24
27
24
181N
180
0.22
1540
Measuring Freq.: 4D18 / 4D28 :100kHz 0.1V; 5D18 / 5D28 / 6D28 / 6D38 :10kHz 0.1V;
N
:
±30%
20.2
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