SMT Power Inductor
SIW75 Type
Features
RoHS compliant.
Small size (7.3mm*7.3mm), low profile (5.2mm max. height) SMD type.
Suitable for high density mounting.
High energy storage and low DCR.
Provided with embossed carrier tape packing.
Idel for power source circuits,
In addition to the standard versions shown here,
customized inductors are available to meet your exact requirements.
Mechanical Dimension:
C
A
B
Electrical Characteristics: 25oC: 100KHz, 0.1V
F
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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| 4.3 |
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| D |
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| C = 5.2 / 0.205 Max. |
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| D = 5.3 0.1 / 0.209 | 0.004 |
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| E = 1.0 0.1 / 0.039 | 0.004 |
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| F = 2.0 / 0.079 |
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PART NO. | L 1 | DCR | Irated2 | |
(uH) | (m ) MAX | (Adc) | ||
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SIW75 - 1R0 | 1.0 | 0.023 | 2.90 | |
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SIW75 - 1R5 | 1.5 | 0.028 | 2.60 | |
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SIW75 - 2R2 | 2.2 | 0.032 | 2.40 | |
SIW75 - 3R3 | 3.3 | 0.038 | 2.20 | |
SIW75 - 4R7 | 4.7 | 0.049 | 1.90 | |
SIW75 - 6R8 | 6.8 | 0.060 | 1.70 | |
SIW75 - 100 | 10.0 | 0.070 | 1.60 | |
SIW75 - 120 | 12.0 | 0.080 | 1.50 | |
SIW75 - 150 | 15.0 | 0.090 | 1.40 | |
SIW75 - 180 | 18.0 | 0.100 | 1.30 | |
SIW75 - 220 | 22.0 | 0.120 | 1.20 | |
SIW75 - 270 | 27.0 | 0.140 | 1.10 | |
SIW75 - 330 | 33.0 | 0.160 | 1.00 | |
SIW75 - 390 | 39.0 | 0.190 | 0.91 | |
SIW75 - 470 | 47.0 | 0.220 | 0.84 | |
SIW75 - 560 | 56.0 | 0.290 | 0.72 | |
SIW75 - 680 | 68.0 | 0.340 | 0.66 | |
SIW75 - 820 | 82.0 | 0.460 | 0.58 | |
SIW75 - 101 | 100.0 | 0.550 | 0.51 | |
SIW75 - 121 | 120.0 | 0.670 | 0.42 | |
SIW75 - 151 | 150.0 | 0.900 | 0.37 | |
SIW75 - 181 | 180.0 | 1.050 | 0.35 | |
SIW75 - 221 | 220.0 | 1.350 | 0.29 | |
SIW75 - 271 | 270.0 | 1.550 | 0.28 | |
SIW75 - 331 | 330.0 | 2.050 | 0.23 | |
SIW75 - 391 | 390.0 | 2.300 | 0.21 | |
SIW75 - 471 | 470.0 | 2.600 | 0.19 |
471
391
331 
271
221
181
151
121
100.00101 
820
| 680 |
| 560 |
| 470 |
(uH) | 390 |
330 | |
| 270 |
INDUCTANCE | 220 |
4R7 | |
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| 150 |
| 120 |
10.00 | 100 |
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| 6R8 |
| 3R3 |
| 2R2 |
| 1R5 |
1.00 | 1R0 |
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0.00 0.01 0.10 1.00 10.00
CURRENT (A)
1. Tolerance of inductance: 
20% for 1.0~6.8uH, 
10% for 10~470uH.
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 :
DELTA ELECTRONICS, INC.
(TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEISAN INDUSTRIAL ZONE, TAOYUAN SHIEN, 333, TAIWAN, R.O.C.
TEL:
http://www.deltaww.com
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