SMT Power Inductor
SIQ74 Type
Features
RoHS compliant.
Magnetically shielded.
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:
C
B
D
RECOMMENDED PAD PA
TTERNS
2.2
1.6
UNIT:mm/inch
A = 7.3 0.2 / 0.287 0.008
B = 7.3 0.2 / 0.287 0.008
C = 4.5 / 0.177 Max.
D = 5.0 0.2 / 0.197 0.008
E = 2.0 0.2 / 0.079 0.008
F = 1.1 0.2 / 0.043 0.008
E
A
4.8
F
Electrical Characteristics:
25 C, 100KHz, 0.1V
o
for 1.2~6.8uH. 1KHz,1V for 10~1000uH.
Irated
(Adc)
6.40
7.00
4.30
6.50
4.00
5.20
3.50
3.50
2.40
PART NO.
SIQ74 - 1R2
SIQ74B - 1R5
SIQ74 - 2R2
SIQ74B - 2R2
SIQ74 - 3R3
SIQ74B - 3R3
SIQ74 - 3R9
SIQ74A - 3R9
SIQ74 - 4R7
SIQ74A - 4R7
SIQ74B - 5R0
SIQ74B - 6R8
SIQ74 - 6R8
SIQ74B - 8R2
SIQ74 - 100
SIQ74B - 100
SIQ74 - 120
SIQ74 - 150
SIQ74 - 180
SIQ74 - 220
SIQ74 - 270
SIQ74 - 330
SIQ74B - 330
SIQ74 - 390
SIQ74 - 470
SIQ74 - 560
SIQ74 - 680
SIQ74 - 820
SIQ74 - 101
SIQ74 - 121
SIQ74 - 151
SIQ74 - 181
SIQ74 - 221
SIQ74 - 271
SIQ74 - 331
SIQ74 - 391
SIQ74 - 471
SIQ74 - 561
SIQ74 - 681
SIQ74 - 821
SIQ74 - 102
L
(uH)
1.2
1.5
2.2
2.2
3.3
3.3
3.9
3.9
4.7
4.7
5.0
6.8
6.8
8.2
10.0
10.0
12.0
15.0
18.0
22.0
27.0
33.0
33.0
39.0
47.0
56.0
68.0
82.0
100.0
120.0
150.0
180.0
220.0
270.0
330.0
390.0
470.0
560.0
680.0
820.0
1000.0
1
DCR
( ) MAX
0.0084
0.0160
0.0250
0.0190
0.0270
0.0290
0.0360
0.0360
0.0400
0.0400
0.0450
0.0620
0.0450
0.0810
0.0490
0.0660
0.0580
0.0810
0.0910
0.1100
0.1500
0.1700
0.2200
0.2300
0.2600
0.3500
0.3800
0.4300
0.6100
0.6600
0.8800
0.9800
1.1700
1.6400
1.8600
2.8500
3.0100
3.6200
4.6300
5.2000
6.0000
2
1000.00
4.00
3.60
2.20
3.30
1.84
2.50
1.71
1.47
1.31
1.23
1.12
0.96
1.30
0.91
0.88
0.75
0.69
0.61
0.60
0.52
0.46
0.42
0.36
0.34
0.32
0.29
0.26
0.23
0.22
0.20
0.18
INDUCTANCE (uH)
3.50
100.00
10.00
102
821
681
561
471
391
331
271
221
181
151
121
101
820
680
560
470
390
330
270
220
180
150.
120
100
0.00
0.01
0.10
CURRENT (A)
1.00
10.00
1. Tolerance of inductance : 20%.
2. Irated is the DC current which cause the inductance drop less than 25% of its nominal inductance without current
and the surface temperature of the part increase less than 45
o
C
.
3. Operating temperature: -20
o
C
to 105
o
C
(including self-temperature rise).
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
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
22
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