SMTDR SERIES
UNSHIELDED SMT POWER INDUCTORS
Applications :
Personable computers.
DC/DC converters,etc.
LCD televisions.
Power supply for VTRs.
Other various electronic appliances.
Shape and Dimensions (Dimensions are in mm) :
Item
SMTDR0402HC
SMTDR0504HC
SMTDR0904HC
SMTDR1105HC
SMTDR1306HC
A Max.
7.5
9.0
13.2
19.4
22.5
B Max.
5.2
6.1
9.9
13.3
15.3
C Max.
3.2
5.0
6.0
6.8
8.0
Item
SMTDR0402HC
SMTDR0504HC
SMTDR0904HC
SMTDR1105HC
SMTDR1306HC
D
4.6
5.8
9.5
12.7
14.6
E
2.5
3.0
4.5
6.6
7.7
H
4.0
5.0
6.5
8.0
10.0
I
2.0
2.0
2.3
3.8
4.3
J
4.0
5.0
9.0
11.7
13.5
Features :
Miniature surface mount design.
High power , High saturation inductors.
Very low resistance .
Maximum power density.
Ideal inductors for DC-DC conversion .
Meets UL 94V-0 flammability standard .
Available on tape and reel for auto surface mounting.
Product identification :
SMT
(1)
DR1105
(2)
HC -
(3)
4R7 M
(4) (5)
(1)Type :
Surface Mountable Type.
(2)Style :
DR
Core :
OD=11.0mm HT=5.0mm.
(3)HC :
High Current.
(4)Inductance :
4R7
for
4.7
uH.
(5)Inductance tolerance :
M
: ±20% .N:+40% -20%.
Characteristics :
Saturation Current (Isat): The current when the
inductance becomes 30% (0402HC is 10%) lower than
its initial value.(Ta=20 )
Temperature Rise Current (Irms): The current when
temperature of coil increases up to Max.
T=40
. (Ta=20
)
to 105
Operating temp. : -30
Test equipments :
Inductance measured at 0Adc on an HP 4284A LCR
meter or equivalent.
DCR measured on a Chroma 16502 micro-ohmmeter
or equivalent.
Electrical specifications at 25
.
Lasting Leaning & Leading
Lasting. Leaning. Leading
3L Electronic
3L Electronic Corp.
Corp.
10.5
10.5
Web :
http://www.3lcoil.com
Web :
http://www.3lcoil.com
Power Inductor–SMT Type
SMTDR series
Power Inductor–SMT Type
Part No.
R47N
1R0M
1R5M
2R2M
3R3M
4R7M
6R8M
100M
150M
220M
Inductance
L
0.47
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
DCR Max.
(m )
DR0402HC
25
50
50
70
80
90
130
160
230
370
I rms
(A)
DR0402HC
6.0
2.9
2.8
2.4
2.0
1.5
1.4
1.1
1.0
0.8
I sat
(A)
DR0402HC
3.7
2.9
2.6
2.3
2.0
1.5
1.2
1.1
0.9
0.7
Part No.
R47N
1R0N
1R5N
2R2M
3R3M
4R7M
6R8M
100M
150M
220M
330M
470M
680M
101M
L
0.47
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
68
100
0504HC
10.0
18
20
37
43
55
90
111
175
255
367
474
750
1110
0904HC
5
7
9
11
13
17
21
28
41
62
92
139
179
271
0504HC
6.0
4.4
4.2
3.1
2.9
2.2
1.7
1.5
1.2
1.0
0.82
0.72
0.58
0.47
0904HC
10.6
9.3
8.3
7.2
6.5
5.5
5.0
4.3
3.5
2.8
2.1
1.7
1.5
1.2
0504HC
7.7
5.3
4.5
3.5
3.0
2.6
2.2
1.9
1.5
1.2
0.99
0.87
0.67
0.53
0904HC
11.4
9.9
7.9
6.1
5.1
4.2
3.6
3.3
2.4
2.0
1.7
1.4
1.2
0.95
Part No.
R47N
1R0N
1R5N
2R2M
3R3M
4R7M
6R8M
100M
150M
220M
330M
470M
680M
101M
L
0.47
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
68
100
1105HC
3.0
4.0
6.0
8.0
9.0
12
19
27
32
50
69
109
156
206
1306HC
2
3
4
5
6
10
15
20
30
40
60
74
120
170
1105HC
16.0
12.5
10.0
9.2
8.0
6.5
5.8
4.3
3.9
3.1
2.4
1.9
1.6
1.4
1306HC
19.2
17.3
13.4
12.0
11.0
8.6
8.3
6.8
5.5
4.5
3.7
3.1
2.4
2.0
1105HC
25.1
15.3
12.0
10.2
9.3
7.7
6.2
5.2
4.3
3.7
3.0
2.4
2.0
1.8
1306HC
51.7
37.8
28.9
23.7
20.2
15.6
14.1
11.5
9.1
7.6
6.1
5.2
4.3
3.6
* Due to the limited space, the catalogue shows the typical specifications only. For more specific details ( characteristics graph, reliability, and others),
kindly invite you to access 3L official website www.3lcoil.com for better known.
Lasting. Leaning. Leading
Lasting Leaning & Leading
3L Electronic Corp.
Corp.
3L Electronic
10.6
10.6
Web :
http://www.3lcoil.com
Web :
http://www.3lcoil.com
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