SMT Power Inductor
SIWC73 Type
Features
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.
Mechanical Dimension:
B |
C |
F |
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E |
A |
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D |
RECOMMENDED PAD PATTERNS |
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3.0 |
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UNIT:mm/inch |
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2.0 |
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A = 7.6 / 0.299 Max. |
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B = 7.6 |
/ 0.299 Max. |
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C = 3.5 / 0.138 Max. |
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4.3 |
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D = 5.3 |
0.1 / 0.209 0.004 |
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E = 1.0 |
/ 0.039 |
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F = 2.0 / 0.079 |
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Electrical Characteristics: 25oC: 100KHz, 0.1V
PART NO. |
L 1 |
DCR |
Irated 2 |
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(uH) |
( ) MAX |
(Adc) |
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SIWC73 - 1R0 |
1.0 |
0.019 |
3.12 |
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SIWC73 - 1R5 |
1.5 |
0.023 |
2.85 |
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SIWC73 - 2R2 |
2.2 |
0.028 |
2.66 |
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SIWC73 - 3R3 |
3.3 |
0.035 |
2.26 |
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SIWC73 - 4R7 |
4.7 |
0.043 |
1.96 |
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SIWC73 - 6R8 |
6.8 |
0.055 |
1.76 |
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SIWC73 - 100 |
10.0 |
0.080 |
1.34 |
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SIWC73 - 120 |
12.0 |
0.090 |
1.23 |
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SIWC73 - 150 |
15.0 |
0.120 |
1.09 |
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SIWC73 - 180 |
18.0 |
0.130 |
0.99 |
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SIWC73 - 220 |
22.0 |
0.150 |
0.90 |
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SIWC73 - 270 |
27.0 |
0.210 |
0.81 |
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SIWC73 - 330 |
33.0 |
0.250 |
0.72 |
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SIWC73 - 390 |
39.0 |
0.310 |
0.67 |
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SIWC73 - 470 |
47.0 |
0.350 |
0.60 |
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SIWC73 - 560 |
56.0 |
0.430 |
0.55 |
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SIWC73 - 680 |
68.0 |
0.520 |
0.50 |
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SIWC73 - 820 |
82.0 |
0.600 |
0.46 |
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SIWC73 - 101 |
100.0 |
0.790 |
0.41 |
INDUCTANCE (uH)
100.00 |
101 |
820 |
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680 |
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560 |
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470 |
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390 |
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330 |
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270 |
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220 |
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180 |
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150. |
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120 |
10.00 |
100 |
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6R8 |
4R7
3R3
2R2
1R5
1R0
1.00
0.00 |
0.01 |
0.10 |
1.00 |
10.00 |
CURRENT (A)
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 45oC.
3.Operating temperature : -20oC to 105oC (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
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