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.
Features
0.00
0.01
0.10
1.00
10.00
CURRENT (A)
1.00
10.00
100.00
IN
D
U
C
T
A
N
C
E
(u
H
)
4R7
6R8
100
150
1R5
220
2R2
330
3R3
SMT Power Inductor
SILM4018 Type
53
25 : 100KHz, 0.1V
O
C
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
o
45 C.
o
o
3. Operating temperature : -20 C to 105 C (including self-temperature rise).
Electrical Characteristics :
1
PART NO.
L
DCR
(m ) MAX
Irated
(Adc)
2
(uH)
2.2
B
D
E
A
F
1.7
C
5.4
Mechanical Dimension :
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
RECOMMENDED PAD PATTERNS
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
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
