SMT Power Inductor
SILM4018 Type
Features
RoHS compliant.
Low profile(1.8mm max. height) SMD type.
Magnetically shielded, suitable for high density mounting.
Self-leads ,suitable for high density mounting.
High energy storage and low DCR.
Provided with embossed carrier tape packing.
Idel for power source circuits, DC-DC converter, DC-AC inverters inductor applications.
In addition to the standard versions shown here, customized inductors are available to meet your exact requirements.
RECOMMENDED PAD PATTERNS
Mechanical Dimension :
B |
C |
A
E
D
F
Electrical Characteristics : 25OC : 100KHz, 0.1V
PART NO. |
L1 |
|
DCR |
Irated 2 |
|
(uH) |
(m |
) MAX |
(Adc) |
||
|
|||||
SILM4018 - 1R5 |
1.5 |
|
52 |
1.55 |
|
SILM4018 - 2R2 |
2.2 |
|
72 |
1.20 |
|
SILM4018 - 3R3 |
3.3 |
|
85 |
1.10 |
|
SILM4018 - 4R7 |
4.7 |
|
105 |
0.90 |
|
SILM4018 - 6R8 |
6.8 |
|
170 |
0.73 |
|
SILM4018 - 100 |
10.0 |
|
210 |
0.55 |
|
SILM4018 - 150 |
15.0 |
|
295 |
0.45 |
|
SILM4018 - 220 |
22.0 |
|
430 |
0.40 |
|
SILM4018 - 330 |
33.0 |
|
675 |
0.32 |
5.4 
2.2 
1 . 7
100.00
INDUCTANCE (uH) |
10.00 |
|
|
|
1.00 |
UNIT:mm/inch
A= 4.0 / 0.157 Max.
B= 4.0 / 0.157 Max.
C= 1.8 / 0.071 Max.
D= 4.8 / 0.189 Max.
E= 2.9 / 0.114
F= 1.0 / 0.039
330
220
150
100
6R8
4R7
3R3
2R2
1R5
|
|
0.00 |
0.01 |
0.10 |
1.00 |
10.00 |
|
|
|
CURRENT (A) |
|
|
|
1. |
Tolerance of inductance : 30%. |
|
|
|
|
|
2. |
Irated is the DC current which cause |
the inductance drop 35% typical of its nominal inductance without |
current |
and the |
surface |
|
|
of the part increase less than 45oC. |
|
|
|
|
|
3. |
Operating temperature : -20oC to 105oC |
(including self-temperature rise). |
|
|
|
|
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.
TEL: 886-3-3591968; FAX: 886-3-3591991
http://www.deltaww.com
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