Delta Electronics SILM4015 User Manual
Smt power inductor, Silm4015 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.
Features
50
25 : 100KHz, 0.1V
O
C
SMT Power Inductor
SILM4015 Type
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
)
1R0
3R9
4R7
5R6
6R8
8R2
100
120
150
180
220
270
330
390
470
1R5
1R8
2R2
2R7
3R3
Electrical Characteristics :
SILM4015 - 1R0
1.0
69
2.00
SILM4015 - 1R5
1.5
84
1.70
SILM4015 - 2R2
2.2
98
1.40
SILM4015 - 2R7
2.7
114
1.30
SILM4015 - 3R3
3.3
126
1.00
SILM4015 - 3R9
3.9
144
0.90
SILM4015 - 4R7
4.7
180
0.88
SILM4015 - 5R6
5.6
198
0.85
SILM4015 - 6R8
6.8
264
0.80
SILM4015 - 8R2
8.2
288
0.75
SILM4015 - 100
10.0
306
0.50
SILM4015 - 120
12.0
366
0.45
SILM4015 - 150
15.0
462
0.42
SILM4015 - 180
18.0
510
0.40
SILM4015 - 220
22.0
732
0.37
SILM4015 - 270
27.0
840
0.33
SILM4015 - 330
33.0
1104
0.31
SILM4015 - 390
39.0
1182
0.28
SILM4015 - 470
47.0
1356
0.25
2
Irated
(Adc)
PART NO.
DCR
(m ) MAX
1
(uH)
L
1. Tolerance of inductance : 3
0% for 1.0~8.2uH, 20% for 10~47uH.
2. Irated is the DC current which cause the inductance drop 35% typical of its nominal inductance without current
o
and the surface temperature of the part increase less than 45 C.
o
o
3. Operating temperature: -20 C to 105 C (including self-temperature rise).
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 = 1.5 / 0.059 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