Delta Electronics SMT Power Inductor SIQ73 User Manual
Smt power inductor, Siq73 type, Features
o
25 C , 100KHz, 0.1V for 0.45~6.8uH. 1KHz,1.0V for 10~1000uH.
SIQ73 Type
Magnetically shielded.
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.
RoHS compliant.
Features
21
SMT Power Inductor
Electrical Characteristics:
0.00
0.01
0.10
1.00
10.00
CURRENT (A)
10.00
100.00
1000.00
IN
D
U
C
T
A
N
C
E
(u
H
)
100
120
150.
180
220
270
330
470
560
680
820
101
390
121
151
181
221
271
331
391
471
561
681
821
102
PART NO.
DCR
( ) MAX
2
Isat
(Adc)
3
Ir
(Adc)
1
L
(uH)
1. Tolerance of inductance: 20% .
2. Isat is the DC current which cause the inductance drop less than 25% of its nominal inductance without current. ( 30% Typ. for SIQ73C)
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).
F
Mechanical Dimension:
UNIT:mm/inch
A = 7.3 0.2 / 0.287 0.008
B = 7.3 0.2 / 0.287 0.008
C = 3.4 / 0.134 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
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E
C
A
B
D
4.8
2.2
1.6
RECOMMENDED PAD PATTERNS
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
SIQ73A - R45
0.45
0.0076
9.00
9.00
SIQ73A - 1R0
1.00
0.012
6.50
5.70
SIQ73 - 1R2
1.20
0.013
4.70
4.70
SIQ73C - 2R0
2.00
0.024
7.30
4.00
SIQ73A - 2R2
2.10
0.0152
20%
5.52
4.30
SIQ73C - 3R3
3.30
0.037
6.70
3.20
SIQ73 - 4R7
4.70
0.045
2.30
2.30
SIQ73C - 4R7
4.70
0.044
5.50
2.50
SIQ73C - 5R6
5.60
0.050
5.10
2.40
SIQ73C - 6R8
6.80
0.062
4.40
2.10
SIQ73 - 6R8
6.80
0.060
2.00
2.00
SIQ73 - 100
10.00
0.072
1.68
1.68
SIQ73 - 120
12.00
0.098
1.52
1.52
SIQ73 - 150
15.00
0.130
1.33
1.33
SIQ73 - 180
18.00
0.140
1.20
1.20
SIQ73 - 220
22.00
0.190
1.07
1.07
SIQ73 - 270
27.00
0.210
0.96
0.96
SIQ73 - 330
33.00
0.240
0.91
0.91
SIQ73 - 390
39.00
0.320
0.77
0.77
SIQ73 - 470
47.00
0.360
0.76
0.76
SIQ73 - 560
56.00
0.470
0.68
0.68
SIQ73 - 680
68.00
0.520
0.61
0.61
SIQ73 - 820
82.00
0.690
0.57
0.57
SIQ73 - 101
100.00
0.790
0.50
0.50
SIQ73 - 121
120.00
0.890
0.49
0.49
SIQ73 - 151
150.00
1.270
0.43
0.43
SIQ73 - 181
180.00
1.450
0.39
0.39
SIQ73 - 221
220.00
1.650
0.35
0.35
SIQ73 - 271
270.00
2.310
0.32
0.32
SIQ73 - 331
330.00
2.620
0.28
0.28
SIQ73 - 391
390.00
2.940
0.26
0.26
SIQ73 - 471
470.00
4.180
0.24
0.24
SIQ73 - 561
560.00
4.670
0.22
0.22
SIQ73 - 681
680.00
5.730
0.19
0.19
SIQ73 - 821
820.00
6.540
0.18
0.18
SIQ73 - 102
1000.00
9.440
0.16
0.16