DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
SMT Power Inductor
SIA4528 Type
Features
RoHS compliant.
mounting.
Small size (4.5mm*3.2mm), low profile (2.8mm max. height) SMD type.
Unshielded.
Self-leads, suitable for high density
High energy storage and low DCR.
Provided with embossed carrier tape packing.
Idel for power source circuits, DC-DC converter,
DC-AC inverters inductor application.
In addition to the standard versions shown here,
customized inductors are available to mee your exact requirements.
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG)
12
0.00
0.01
0.10
1.00
10.00
CURRENT (A)
1.00
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
6R8
4R7
3R3
2R2
1R5
1R0
122
152
8R2
5R6
3R9
2R7
1R8
1R2
Electrical Characteristics:
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
o
At 25 C: 1.0~390uH 1MHz, 0.1V 470~2200uH 1KHz, 1V
SIA4528 - 1R0
1.0
0.080
1.080
SIA4528 - 1R2
1.2
0.085
1.040
SIA4528 - 1R5
1.5
0.090
1.000
SIA4528 - 1R8
1.8
0.100
0.950
SIA4528 - 2R2
2.2
0.110
0.900
SIA4528 - 2R7
2.7
0.120
0.850
SIA4528 - 3R3
3.3
0.130
0.800
SIA4528 - 3R9
3.9
0.140
0.770
SIA4528 - 4R7
4.7
0.150
0.750
SIA4528 - 5R6
5.6
0.180
0.730
SIA4528 - 6R8
6.8
0.200
0.720
SIA4528 - 8R2
8.2
0.220
0.680
SIA4528 - 100
10.0
0.240
0.650
SIA4528 - 120
12.0
0.280
0.610
SIA4528 - 150
15.0
0.320
0.570
SIA4528 - 180
18.0
0.460
0.500
SIA4528 - 220
22.0
0.600
0.420
SIA4528 - 270
27.0
0.800
0.360
SIA4528 - 330
33.0
1.000
0.310
SIA4528 - 390
39.0
1.050
0.290
SIA4528 - 470
47.0
1.100
0.280
SIA4528 - 560
56.0
1.400
0.250
SIA4528 - 680
68.0
1.700
0.220
SIA4528 - 820
82.0
2.000
0.200
SIA4528 - 101
100.0
2.200
0.190
SIA4528 - 121
120.0
2.800
0.160
SIA4528 - 151
150.0
3.500
0.130
SIA4528 - 181
180.0
3.800
0.120
SIA4528 - 221
220.0
4.000
0.110
SIA4528 - 271
270.0
5.400
0.105
SIA4528 - 331
330.0
6.800
0.100
SIA4528 - 391
390.0
7.600
0.095
SIA4528 - 471
470.0
8.500
0.090
SIA4528 - 561
560.0
14.500
0.070
SIA4528 - 681
680.0
17.000
0.065
SIA4528 - 821
820.0
20.500
0.060
SIA4528 - 102
1000.0
25.000
0.050
SIA4528 - 122
1200.0
30.000
0.045
SIA4528 - 152
1500.0
37.000
0.040
SIA4528 - 182
1800.0
45.000
0.035
SIA4528 - 222
2200.0
50.000
0.030
1.Tolerance of inductance : M: 20%(1.0~8.2uH) , N: 10%(10~2200uH).
2.Irated is the DC current which cause the inductance drop less than 10% of its nominal inductance without current
o
and the surface temperature of the part increase less than 45 C.
o
o
3.Operating temperature: -20 C to 105 C ( including self-temperature rise ).
0.9
2.3
3.7
A
C
D
B
E
F
Mechanical Dimension:
UNIT:mm/inch
A = 4.5 0.3 / 0.177 0.012
B = 3.2 0.2 / 0.126 0.008
C = 2.8 / 0.110 Max.
D = 3.6 0.2/0.142 0.008
E = 1.0 / 0.040 Min.
F = 1.0 / 0.040 Min.
RECOMMENDED PAD PATTERNS
PART NO.
DCR
( ) MAX
2
Irated
(Adc)
1
L
(uH)
