Delta Electronics SILM4018 Specification Sheet

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.
Mechanical Dimension :
B
A
Electrical Characteristics :
PART NO.
(uH)
SILM4018 - 1R5
SILM4018 - 2R2
SILM4018 - 3R3
SILM4018 - 4R7
SILM4018 - 6R8
SILM4018 - 100 10.0
SILM4018 - 150 15.0
SILM4018 - 220 22.0
SILM4018 - 330 33.0
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
3. Operating temperature : -20 C to 105 C (including self-temperature rise).
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
C
O
25 C : 100KHz, 0.1V
1
L DCR Irated
(m ) MAX
(Adc)
1.5 52 1.55
2.2 72 1.20
3.3 85 1.10
4.7 105 0.90
6.8 170 0.73
210 0.55
295 0.45
430 0.40
675 0.32
o
45 C.
o o
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
RECOMMENDED PAD PA TTERNS
2
100.00
10.00
1.00
0.00
53
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
0.01 0.10 1.00 10.00
CURRENT (A)