SMT Power Inductor
SIQ1048 Type
Features
RoHS compliant.
Low profile (4.8mm max. hegiht ), high current(13.6A) SMD type.
Magnetically shielded, suitable for hight density mounting.
High energy storage and low DCR.
Provided with embossed carrier tape packing.
Ideal for power source circuits,
In addition to the standard versions shown here,
customized inductors are available to meet your exact requirements.
Mechanical Dimension:
RECOMMENDED PAD PATTERNS
B 
E
C
D 
F
I
AH J
G
UNIT:mm/inch
A = 10.0 
0.3 / 0.394 
0.012 B = 4.8 / 0.189 MAX.
C = 10.0 
0.3 / 0.394 
0.012 D = 6.4 
0.3 / 0.252 
0.012 E = 4.6 
0.2 / 0.181 
0.008 F = 1.7 
0.2 / 0.067 
0.008 G = 5.4 / 0.213
H = 10.8 / 0.425
I = 2.9 / 0.114
J = 5.0 / 0.197
Electrical Characteristics: 25oC: 100KHz, 0.1V
PART NO.
SIQ1048 - 1R0
SIQ1048 - 1R8
SIQ1048 - 2R8
SIQ1048 - 3R7
SIQ1048 - 3R9
L 1 | DCR |
(uH) | ( ) TYP. |
1.00.0070
1.80.0110
2.80.0120
3.70.0160
3.90.0160
Isat 2 (Adc)
13.6
10.4
8.3
7.0
7.0
Irms 3 (Adc)
9.7
9.5
6.1
5.3
7.0
470
330
270
220
10.00 100
SIQ1048 - 4R7
SIQ1048 - 6R4
SIQ1048 - 100
SIQ1048 - 220
SIQ1048 - 270
SIQ1048 - 330
SIQ1048 - 470
4.70.0185
6.40.0280
10.00.0360
22.00.0780
27.00.0920
33.00.1050
47.00.1550
6.1
5.2
4.3
3.0
2.7
2.4
1.8
5.2
4.8
4.5
3.0
2.7
2.4
1.8
INDUCTANCE (uH)
1.00
0.10
6R4
4R7
3R9
3R7
2R8
1R8
1R0
0.00 0.01 0.10 1.00 10.00
CURRENT (A)
1.Tolerance of inductance: 1.0~1.8uH 
30% , 2.8~470uH 
20%.
2.Irated is the DC current which cause the inductance drop 20% typical of its nominal inductance without current and the surface temperature of the part increase less than 45oC.
3.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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