
SMT Power Inductor
SIQ125R Type
Features
RoHS compliant.
Magnetically shielded.
Ideal for power source circuits, 
| inductor applications. | 
 | ||
| In | addition to | the standard | versions shown here, customized inductors | 
| are | available | to meet your | exact requirements. | 
Mechanical Dimension :
| 
 | B | RECOMMENDED PAD PATTERNS | |
| 
 | 
 | ||
| C | D | 5.4 | |
| 2.9 | |||
| 
 | 
 | ||
| E | A | 12.8 7.0 | |
| 
 | F | 
 | 
UNIT:mm/inch
A = 12.2  0.3 / 0.480
 0.3 / 0.480  0.012 B = 12.2
 0.012 B = 12.2  0.3 / 0.480
 0.3 / 0.480  0.012 C = 6.0 / 0.236 Max.
 0.012 C = 6.0 / 0.236 Max.
D = 7.6  0.3 / 0 .299
 0.3 / 0 .299 0.012 E = 5.0 / 0.197
 0.012 E = 5.0 / 0.197
F = 2.2 / 0.087
Electrical Characteristics : 25 OC ,100KHz, 0.1V for 0.8uH~8.2uH and all of SIQ125RA.
1KHz, 1V for 10~1000uH.
| PART NO. | L 1 | DCR | Ireted 2 | |
| (uH) | (m ) MAX | (Adc) | ||
| 
 | ||||
| SIQ125RA - R82 | 0.82 | 3.2 | 16.80 | |
| SIQ125R - 1R3 | 1.30 | 12.0 | 8.00 | |
| SIQ125RA - 1R3 | 1.30 | 4.0 | 15.00 | |
| SIQ125R - 2R1 | 2.10 | 1.4 | 7.00 | |
| SIQ125RA - 2R1 | 2.10 | 5.3 | 8.00 | |
| SIQ125RA - 2R8 | 2.80 | 8.1 | 7.00 | |
| SIQ125R - 3R1 | 3.10 | 17.0 | 6.00 | |
| SIQ125RA - 4R0 | 4.00 | 10.0 | 6.00 | |
| SIQ125R - 4R4 | 4.40 | 20.0 | 5.00 | |
| SIQ125RA - 4R7 | 4.70 | 15.0 | 8.00 | |
| SIQ125R - 5R8 | 5.80 | 21.0 | 4.40 | |
| SIQ125RA - 5R8 | 5.80 | 21.0 | 7.00 | |
| SIQ125R - 7R5 | 7.50 | 24.0 | 4.20 | |
| SIQ125RA - 8R2 | 8.20 | 23.0 | 6.00 | |
| SIQ125R - 100 | 10.00 | 25.0 | 4.00 | |
| SIQ125RA - 100 | 10.00 | 25.0 | 5.00 | |
| SIQ125R - 120 | 12.00 | 27.0 | 3.50 | |
| SIQ125R - 150 | 15.00 | 30.0 | 3.30 | |
| SIQ125RA - 150 | 15.00 | 33.0 | 4.20 | |
| SIQ125R - 180 | 18.00 | 34.0 | 3.00 | |
| SIQ125RA - 180 | 18.00 | 45.0 | 4.20 | |
| SIQ125R - 220 | 22.00 | 40.0 | 2.80 | |
| SIQ125RA - 220 | 22.00 | 47.0 | 3.80 | |
| SIQ125R - 270 | 27.00 | 51.0 | 2.30 | |
| SIQ125R - 330 | 33.00 | 57.0 | 2.10 | |
| SIQ125RA - 330 | 33.00 | 57.0 | 3.00 | |
| SIQ125R - 390 | 39.00 | 68.0 | 2.00 | |
| SIQ125R - 470 | 47.00 | 75.0 | 1.80 | |
| SIQ125R - 560 | 56.00 | 110.0 | 1.70 | |
| SIQ125R - 680 | 68.00 | 120.0 | 1.50 | |
| SIQ125RA - 680 | 68.00 | 140.0 | 2.10 | |
| SIQ125R - 820 | 82.00 | 140.0 | 1.40 | |
| SIQ125R - 101 | 100.00 | 160.0 | 1.30 | |
| SIQ125R - 121 | 120.00 | 170.0 | 1.10 | |
| SIQ125R - 151 | 150.00 | 230.0 | 1.00 | |
| SIQ125R - 181 | 180.00 | 290.0 | 0.90 | |
| SIQ125R - 221 | 220.00 | 400.0 | 0.80 | |
| SIQ125R - 271 | 270.00 | 460.0 | 0.75 | |
| SIQ125R - 331 | 330.00 | 510.0 | 0.68 | |
| SIQ125R - 391 | 390.00 | 690.0 | 0.65 | |
| SIQ125R - 471 | 470.00 | 770.0 | 0.58 | |
| SIQ125R - 561 | 560.00 | 860.0 | 0.54 | |
| SIQ125R - 681 | 680.00 | 1200.0 | 0.48 | |
| SIQ125R - 821 | 820.00 | 1340.0 | 0.43 | |
| SIQ125R - 102 | 1000.00 | 1530.0 | 0.40 | 
| 
 | 1000.00 | 102 | 
 | 
 | 
 | 
 | 
| 
 | 821 | 
 | 
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 | 
 | |
| 
 | 
 | 681 | 
 | 
 | 
 | 
 | 
| 
 | 
 | 561 | 
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| 
 | 
 | 471 | 
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| 
 | 
 | 391 | 
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 | 
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| 
 | 
 | 331 | 
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 | 
 | 
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| 
 | 
 | 271 | 
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 | 
 | 
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| 
 | 
 | 221 | 
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 | 
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| 
 | 
 | 181 | 
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| 
 | 
 | 151 | 
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| 
 | 
 | 121 | 
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| 
 | 100.00 | 101 | 
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 | 
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 | 
| 
 | 820 | 
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| INDUCTANCE(uH) | 
 | 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 | 
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| 10.00 | 100 | 
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| 7R5 | 
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| 
 | 5R8 | 
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 | 
 | 4R4 | 
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 | 3R1 | 
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 | 2R1 | 
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| 
 | 1.00 | 1R3 | 
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| 
 | 0.00 | 0.01 | 0.10 | 1.00 | 10.00 | 100.00 | 
| 
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 | CURRENT(A) | 
 | 
 | |
| 1. | Tolerance of inductance :  | 20% for 10~1000uH. | |||
| 2. | Irated is the DC current which cause | the | inductance drop less othan 25% of its nominal inductance without current | ||
| 
 | and the surface temperature of the part | increase | less | than 45 C. | |
| 3. | o | o | (including | ||
| Operating temperature:  | C | ||||
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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