SMT Power Inductor
SIQ1055 Type
RoHS compliant.
Low profile (5.5mm max. height ), high current(14A, 1.5uH) SMD type.
Magnetically shielded, suitable for high density mounting.
High energy storage and low DCR.
Provided with embossed carrier tape packing.
Ideal 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.
Features
Electrical Characteristics:
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
25
: 100KHz, 0.1V
o
C
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
25
DCR
(m ) MAX.
Irms
(Adc)
3
Isat
(Adc)
2
L
(uH)
1
PART NO.
SIQ1055 - 1R5
1.5
7.0
14.00
14.00
SIQ1055 - 2R5
2.5
9.5
10.00
10.00
SIQ1055 - 3R3
3.3
12.5
9.00
9.00
SIQ1055 - 4R2
4.2
14.5
8.00
8.00
SIQ1055 - 5R8
5.8
19.5
7.00
7.00
SIQ1055 - 8R0
8.0
26.0
6.00
6.00
SIQ1055 - 100
10.0
33.0
5.00
5.00
SIQ1055 - 150
15.0
48.0
4.00
4.00
SIQ1055 - 220
22.0
73.0
3.30
3.30
SIQ1055 - 330
33.0
105
2.80
2.80
SIQ1055 - 470
47.0
145
2.40
2.40
SIQ1055 - 680
68.0
220
2.00
2.00
SIQ1055 - 101
100.0
260
1.70
1.70
SIQ1055 - 151
150.0
410
1.40
1.40
SIQ1055 - 221
200.0
740
1.10
1.10
SIQ1055 - 331
330.0
940
0.95
0.95
1. Tolerance of inductance: 1.5~331uH 30%.
2. Isat is the DC current which cause the inductance drop less than 35% of its nominal inductance without current.
3. Ir is the DC current which cause the surface temperature of the part increase less than 45
o
C.
o
o
4. Operating temperature: -20 C to 105 C (including self-temperature rise).
Mechanical Dimension:
UNIT : mm/inch
A = 10.3 / 0.406 MAX.
B = 5.5 / 0.217 MAX.
D = 6.4 0.3 / 0.252 0.012
E = 4.6 0.2 / 0.181 0.008
C = 10.3 / 0.406 MAX.
F = 1.7 0.2 / 0.067 0.008
G = 5.4 / 0.213
H = 2.9 / 0.114
I = 5.0 / 0.197
J = 10.8 / 0.425
RECOMMENDED PAD PATTERNS
0.10
1.00
10.00
100.00
CURRENT (A)
0.10
1.00
10.00
100.00
1000.00
IN
D
U
C
T
A
N
C
E
(u
H
)
221
151
331
101
8R0
680
5R8
470
4R2
330
220
2R5
150
1R5
100
3R3
B
C
H
G
I
D
F
E
A
J
