Delta Electronics SMT Power Inductor SILM418 User manual

SILM418 Type
25 : 100KHz, 0.1V
oC
49
Features
RoHS compliant.
Low profile (1.8mm 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.
Electrical Characteristics:
0.01 0.10 1.00 10.00
CURRENT (A)
0.10
1.00
10.00
100.00
INDUCTANCE (uH)
101
680
1R5
6R8
470
330
220
150
100
4R7
3R3
2R2
2
Irated
(Adc)
PART NO.
DCR
(m ) MAX
1
L
(uH)
1. Tolerance of inductance: 30%
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 45oC.
3. Operating temperature : -20 to 105 (including self-temperature rise).
oo
C C
SMT Power Inductor
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.
TEL: [phone]; FAX: [phone]
http://www.deltaww.com
Mechanical Dimension:
B
D
E
A
F
C
UNIT:mm/inch
A =3.8 / 0.150Max.
B = 3.8/ 0.150 Max.
C = 1.8/ 0.071 Max.
D = 4.5/ 0.177 Max.
E = 2.4/ 0.094
F = 1.5/ 0.059
RECOMMENDED PAD PATTERNS
1.4
2.5
5.2
SILM418 - 1R5 1.5 52 1.55
SILM418 - 2R2 2.2 72 1.20
SILM418 - 3R3 3.3 85 1.10
SILM418 - 4R7 4.7 105 0.90
SILM418 - 6R8 6.8 170 0.73
SILM418 - 100 10.0 210 0.55
SILM418 - 150 15.0 295 0.42
SILM418 - 220 22.0 430 0.35
SILM418 - 330 33.0 675 0.32
SILM418 - 470 47.0 850 0.24
SILM418 - 680 68.0 1360 0.22
SILM418 - 101 100.0 1650 0.17