Delta Electronics SILM4015H User Manual
SMT Power Inductor
0.00 0.01 0.10 1.00 10.00
CURRENT (A)
1.00
10.00
100.00
INDUCTANCE (uH)
1R0
3R9
4R7
5R6
6R8
8R2
100
120
150
180
220
270
330
390
470
1R5
1R8
2R2
2R7
3R3
SILM4015H Type
Features
RoHS compliant.
Low profile(1.5mm 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 :
RECOMMENDED PAD PATTERNS
B
Electrical Characteristics :
PART NO.
SILM4015H - 1R0 1.0 54 2.60
SILM4015H - 1R5 1.5 68 2.30
SILM4015H - 1R8 1.8 78 2.20
SILM4015H - 2R2 2.2 88 2.00
SILM4015H - 2R7 2.7 100 1.90
SILM4015H - 3R3 3.3 126 1.70
SILM4015H - 3R9 3.9 140 1.55
SILM4015H - 4R7 4.7 190 1.40
SILM4015H - 5R6 5.6 205 1.30
SILM4015H - 6R8 6.8 260 1.20
SILM4015H - 8R2 8.2 300 1.05
SILM4015H - 100 10.0 340 0.96
SILM4015H - 120 12.0 460 0.87
SILM4015H - 150 15.0 505 0.79
SILM4015H - 180 18.0 725 0.70
SILM4015H - 220 22.0 810 0.62
SILM4015H - 270 27.0 920 0.55
SILM4015H - 330 33.0 1250 0.43
SILM4015H - 390 39.0 1350 0.49
SILM4015H - 470 47.0 1500 0.44
1. Tolerance of inductance:
2. Irated is the DC current which cause the inductance drop 35% typical of its nominal inductance without current
and the surface temperature of the part increase less than 45
3. Operating temperature : -20 to 105 (including self-temperature rise).
C
A
E
Irated
(Adc)
D
2
O
C
25 : 100KHz, 0.1V
1
L
(uH)
(m ) MAX
F
DCR
5.4
.2
2
1
.7
UNIT:mm/inch
A = 4.0 / 0.157 Max.
B = 4.0 / 0.157 Max.
C = 1.5 / 0.059 Max.
D = 4.8 / 0.189 Max.
E = 2.9 / 0.114
F = 1.0 / 0.039
30% for 1.0~8.2uH, 20% for 10~47uH.
o
oo
C C
C.
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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