SMT Power Inductor
SILM320L Type
Features
RoHS compliant.
Low profile (2.0mm max. height) SMD type.
Magnetically shielded, suitable for high density mounting.
High energy storage and low DCR.
Provided with embossed carrier tape packing.
Idel for power source circuits,
In addition to the standard versions shown here, customized inductors are available to meet your exact requirements.
Mechanical Dimension:
B
A
C 
E
F
D
RECOMMENDED PAD PATTERNS
.7 4
.5 1
1 . 7
UNIT:mm/inch
A= 3.2 / 0.126 Max.
B= 3.2 / 0.126 Max.
C= 2.0 / 0.079 Max.
D= 4.0 / 0.157 Max.
E= 2.2 / 0.087
F= 1.0 / 0.039
Electrical Characteristics: 25oC: 100KHz, 0.1V
PART NO. | L 1 |
(uH) | |
SILM320L - 2R2 | 2.2 |
SILM320L - 3R3 | 3.3 |
SILM320L - 4R7 | 4.7 |
SILM320L - 6R8 | 6.8 |
SILM320L - 100 | 10.0 |
SILM320L - 150 | 15.0 |
SILM320L - 220 | 22.0 |
SILM320L - 330 | 33.0 |
SILM320L - 470 | 47.0 |
DCR (m
) MAX
41
54
78
106
180
220
320
460
660
Isat 2 (Adc)
0.85
0.75
0.63
0.52
0.43
0.35
0.30
0.24
0.20
Ir 3 (Adc)
2.30
2.10
1.65
1.32
1.00
0.80
0.68
0.56
0.48
1.Tolerance of inductance: 
30%.
2.Isat is the DC current which cause the inductance drop 35% typical of its nominal inductance without current.
3.Ir is the DC current which cause the surface temperature of the part increase less than 45oC.
4.Operating temperature :
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.
TEL:
http://www.deltaww.com
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