o
25 C: 100KHz, 0.1V
SMT Power Inductor
SIWC73 Type
RoHS compliant.
Small size (7.3mm*7.3mm), low profile (3.5mm max. height) SMD type.
Magnetically shielded, suitable for high density mounting.
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 meet your exact requirements.
Features
67
Electrical Characteristics:
0.00
0.01
0.10
1.00
10.00
CURRENT (A)
1.00
10.00
100.00
IN
D
U
C
T
A
N
C
E
(u
H
)
100
120
150.
180
220
270
330
470
560
680
820
101
390
6R8
4R7
3R3
2R2
1R5
1R0
SIWC73 - 1R0
1.0
0.019
3.12
SIWC73 - 1R5
1.5
0.023
2.85
SIWC73 - 2R2
2.2
0.028
2.66
SIWC73 - 3R3
3.3
0.035
2.26
SIWC73 - 4R7
4.7
0.043
1.96
SIWC73 - 6R8
6.8
0.055
1.76
SIWC73 - 100
10.0
0.080
1.34
SIWC73 - 120
12.0
0.090
1.23
SIWC73 - 150
15.0
0.120
1.09
SIWC73 - 180
18.0
0.130
0.99
SIWC73 - 220
22.0
0.150
0.90
SIWC73 - 270
27.0
0.210
0.81
SIWC73 - 330
33.0
0.250
0.72
SIWC73 - 390
39.0
0.310
0.67
SIWC73 - 470
47.0
0.350
0.60
SIWC73 - 560
56.0
0.430
0.55
SIWC73 - 680
68.0
0.520
0.50
SIWC73 - 820
82.0
0.600
0.46
SIWC73 - 101
100.0
0.790
0.41
2
Irated
(Adc)
PART NO.
DCR
( ) MAX
L
(uH)
1
1. Tolerance of inductance: 20%.
2. Irated is the DC current which cause the inductance drop 10% typical of its nominal inductance without current
and the surface temperature of the part increase less than 45
3. Operating temperature : -20
to 105
(including self-temperature rise).
o
C.
o
o
C
C
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
Mechanical Dimension:
3.0
2.0
4.3
UNIT:mm/inch
A = 7.6 / 0.299 Max.
B = 7.6 / 0.299 Max.
C = 3.5 / 0.138 Max.
D = 5.3 0.1 / 0.209 0.004
E = 1.0 / 0.039
F = 2.0 / 0.079
RECOMMENDED PAD PATTERNS
A
B
C
D
E
F
