Delta Electronics SMT Power Inductor SILM315 Specification Sheet

SMT Power Inductor
SILM315 Type
Features
RoHS compliant.
Low profile (1.55mm 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:
1
L
PART NO.
(uH)
SILM315 - 1R5
SILM315 - 1R8
SILM315 - 2R2
SILM315 - 2R7
SILM315 - 3R3
SILM315 - 3R9
SILM315 - 4R7
SILM315 - 5R6
SILM315 - 6R8
SILM315 - 8R2
SILM315 - 100
SILM315 - 120
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 C, 100KHz, 0.1V
1
L
(uH)
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10.0
12.0
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
( m ) MAX
(Adc)
63 1.80
75 1.65
94 1.50
106 1.35
125 1.20
138 1.10
169 1.00
188 0.95
213 0.85
281 0.80
294 0.70
394 0.62
45 C.
46
UNIT:mm/inch
A = 3.2 / 0.126 Max.
B = 3.2 / 0.126 Max.
C = 1.5 / 0.059 Max.
D = 4.0 / 0.157 Max.
E = 2.2 / 0.087
F = 1.0 / 0.039
3
2
Ir
(Adc)
2.00
1.80
1.60
1.40
1.24
1.12
1.00
0.98
0.92
0.80
0.76
0.64
o