Delta Electronics SILM320L Specification Sheet

SMT Power Inductor
SILM320L Type
Features
RoHS compliant.
Low profile (2.0mm 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.
SILM320L - 2R2
SILM320L - 3R3
SILM320L - 4R7
SILM320L - 6R8
SILM320L - 100
SILM320L - 150
SILM320L - 220
SILM320L - 330
SILM320L - 470
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
4.Operating temperature : -20
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
C
o
25 : 100KHz, 0.1V C
1
L
(uH)
2.2
3.3
4.7
6.8
10.0
15.0
22.0
33.0
47.0
o o
C to 105 C (including self-temperature rise).
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
DCR
Isat
( ) MAX
m
(Adc)
41 0.85
54 0.75
78 0.63
106 0.52
180 0.43
220 0.35
320 0.30
460 0.24
660 0.20
o
45 C.
47
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
2 3
Ir
(Adc)
2.30
2.10
1.65
1.32
1.00
0.80
0.68
0.56
0.48