SMD Power Inductors:

19,934 Products Found
We offer a wide range of semishielded, shielded, unshielded and wirewound SMD power inductors from multiple manufacturers.An SMD Inductor, or Surface Mount Device Inductor, has no wire leads on its ends. This type of inductor is mounted directly to the surface of a circuit board via a metal pad on each end of the device.An SMD inductor commonly comprises a small coil shaped much like a spring, made of an electrically conductive wire. Some SMD inductors have a core of some type at the centre of the coil. Depending on the material chosen to serve as a core, often ferrite based, and the size and density of the core itself, the operational properties of the coil can be altered to fit specific needs.How to choose a suitable deviceAs SMD power inductors are typically used for switching power supplies in portable applications like mobile phones, choosing a suitable device depends above all on its size. Circuit board space is at a premium, especially as ever more functionality, and an associated increase in current, is added to the phone.Other key criteria include the device’s inductance value at the power supply switching frequency, its coil DC resistance, the additional saturation current, the additional RMS current, the equivalent series impedance (ESR) and the Q factor. The choice of shielded or unshielded inductor type is also important, and depends on the application.Since chip inductor manufacturers rarely provide ESR and Q factor information, designers should ask them for it. The relationship between the inductance and the current given by the manufacturer is often limited to 25°C, so the relevant data within the desired operating temperature range should be obtained. The worst case is generally 85°C.
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3501793

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5+
HK$5.950
100+
HK$4.300
1000+
HK$2.930
2000+
HK$2.920
Min: 5 / Mult: 5
3.3µH
-
2A
-
Shielded
2.7A
-
MPL-AT Series
-
0.145ohm
± 20%
-
2.5mm
2mm
1.2mm
2836805

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1+
HK$23.380
250+
HK$15.460
500+
HK$10.360
1000+
HK$8.810
Min: 1 / Mult: 1
3µH
-
8A
-
Shielded
2.2A
-
XFL4030 Series
-
0.0205ohm
± 20%
-
4mm
4mm
3.1mm
3928738

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1+
HK$16.580
10+
HK$11.620
50+
HK$9.700
100+
HK$8.000
Min: 1 / Mult: 1
10µH
-
4.54A
-
Shielded
6.5A
-
B82477D4 Series
-
0.042ohm
± 20%
-
12.5mm
12.5mm
8.5mm
3928742

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Each (Supplied on Cut Tape)
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1+
HK$15.250
10+
HK$10.730
50+
HK$9.250
100+
HK$8.000
Min: 1 / Mult: 1
22µH
-
3.11A
-
Shielded
4.5A
-
B82477D4 Series
-
0.078ohm
± 20%
-
12.5mm
12.5mm
8.5mm
3582965

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Each (Supplied on Cut Tape)
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1+
HK$7.400
50+
HK$6.620
100+
HK$6.240
250+
HK$6.220
500+
HK$5.740
More Pricing...
Min: 1 / Mult: 1
68µH
-
320mA
-
Shielded
220mA
-
WE-TPC Series
-
1.45ohm
± 30%
-
3.8mm
3.8mm
1.65mm
3287854

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1+
HK$10.730
10+
HK$7.850
50+
HK$6.910
100+
HK$5.980
500+
HK$5.640
More Pricing...
Min: 1 / Mult: 1
22µH
-
4.2A
-
Shielded
5.5A
-
MPXV Series
-
0.0983ohm
± 20%
-
8.65mm
8mm
4mm
3582988

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1+
HK$20.370
50+
HK$17.010
100+
HK$16.340
250+
HK$16.060
500+
HK$15.770
More Pricing...
Min: 1 / Mult: 1
15µH
-
1.51A
-
Shielded
1.75A
-
WE-PD Series
-
0.13ohm
± 20%
-
7.3mm
7.3mm
3.2mm
3648465

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1+
HK$10.840
10+
HK$8.950
50+
HK$8.870
100+
HK$7.150
200+
HK$6.780
More Pricing...
Min: 1 / Mult: 1
100µH
-
1.9A
-
Shielded
1.6A
-
SLF Series
-
0.148ohm
± 20%
-
12.5mm
12.5mm
6.5mm
1800418

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Each (Supplied on Cut Tape)
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1+
HK$6.440
10+
HK$6.410
50+
HK$6.190
100+
HK$5.740
200+
HK$5.100
More Pricing...
Min: 1 / Mult: 1
390µH
-
110mA
-
Unshielded
270mA
-
WE-LQ Series
-
13ohm
± 10%
-
4.5mm
3.2mm
2.6mm
1800277

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1+
HK$17.610
10+
HK$16.580
50+
HK$16.130
100+
HK$15.760
200+
HK$14.390
More Pricing...
Min: 1 / Mult: 1
2.5µH
-
13.7A
-
Shielded
10.1A
-
WE-PDF Series
-
0.00495ohm
± 30%
-
10.2mm
10.2mm
6.4mm
1800418RL

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Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$5.740
200+
HK$5.100
500+
HK$4.460
Min: 100 / Mult: 1
390µH
-
110mA
-
Unshielded
270mA
-
WE-LQ Series
-
13ohm
± 10%
-
4.5mm
3.2mm
2.6mm
1800277RL

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Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$15.760
200+
HK$14.390
500+
HK$14.000
Min: 100 / Mult: 1
2.5µH
-
13.7A
-
Shielded
10.1A
-
WE-PDF Series
-
0.00495ohm
± 30%
-
10.2mm
10.2mm
6.4mm
2917123

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10+
HK$3.830
100+
HK$3.600
500+
HK$3.380
1000+
HK$3.230
Min: 10 / Mult: 10
1.5µH
-
4.5A
-
Shielded
6.6A
-
CLF-NI-D Series
-
0.013ohm
± 30%
-
6.3mm
6mm
4.5mm
2917123RL

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100+
HK$3.600
500+
HK$3.380
1000+
HK$3.230
Min: 100 / Mult: 1
1.5µH
-
4.5A
-
Shielded
6.6A
-
CLF-NI-D Series
-
0.013ohm
± 30%
-
6.3mm
6mm
4.5mm
2749109

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Each
1+
HK$7.400
50+
HK$6.170
100+
HK$4.700
250+
HK$4.680
500+
HK$4.660
More Pricing...
Min: 1 / Mult: 1
1µH
-
2.5A
-
Shielded
2.15A
-
WE-LQFS Series
-
0.031ohm
± 30%
-
3.8mm
3.8mm
1.8mm
2848360

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Each (Supplied on Cut Tape)
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5+
HK$2.280
50+
HK$2.200
Min: 5 / Mult: 5
4.7µH
-
1.6A
-
Shielded
2.2A
-
ASPI-U Series
-
0.24ohm
± 20%
-
2.5mm
2mm
1mm
2836805RL

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Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
1+
HK$23.380
250+
HK$15.460
500+
HK$10.360
1000+
HK$8.810
Min: 100 / Mult: 1
3µH
-
8A
-
Shielded
2.2A
-
XFL4030 Series
-
0.0205ohm
± 20%
-
4mm
4mm
3.1mm
2848360RL

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Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
50+
HK$2.200
Min: 100 / Mult: 5
4.7µH
-
1.6A
-
Shielded
2.2A
-
ASPI-U Series
-
0.24ohm
± 20%
-
2.5mm
2mm
1mm
3551694

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Each (Supplied on Cut Tape)
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1+
HK$11.070
50+
HK$10.850
100+
HK$10.630
250+
HK$10.410
500+
HK$10.190
More Pricing...
Min: 1 / Mult: 1
6.8µH
-
880mA
-
Shielded
2.7A
-
WE-MAIA Series
-
0.4234ohm
± 30%
-
3mm
3mm
1.2mm
3287854RL

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Each (Supplied on Cut Tape)
Re-Reel
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100+
HK$5.980
500+
HK$5.640
1000+
HK$5.150
Min: 100 / Mult: 1
22µH
-
4.2A
-
Shielded
5.5A
-
MPXV Series
-
0.0983ohm
± 20%
-
8.65mm
8mm
4mm
3577920

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Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
HK$17.170
10+
HK$16.060
50+
HK$14.950
100+
HK$13.620
200+
HK$12.210
More Pricing...
Min: 1 / Mult: 1
10µH
-
5.6A
-
Shielded
11A
-
WE-PD Series
-
0.021ohm
± 20%
-
12mm
12mm
8mm
3551629

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Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
HK$16.950
10+
HK$16.430
50+
HK$15.840
100+
HK$15.540
200+
HK$14.070
More Pricing...
Min: 1 / Mult: 1
120µH
-
940mA
-
Unshielded
990mA
-
WE-PD2A Series
-
0.4ohm
± 20%
-
10mm
9mm
5.4mm
3551622RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$14.490
200+
HK$13.480
500+
HK$12.430
2500+
HK$12.210
5000+
HK$11.960
Min: 100 / Mult: 1
39µH
-
1.62A
-
Unshielded
1.8A
-
WE-PD2A Series
-
0.14ohm
± 20%
-
10mm
9mm
5.4mm
3582965RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
HK$6.240
250+
HK$6.220
500+
HK$5.740
1000+
HK$5.010
5000+
HK$4.900
More Pricing...
Min: 100 / Mult: 1
68µH
-
320mA
-
Shielded
220mA
-
WE-TPC Series
-
1.45ohm
± 30%
-
3.8mm
3.8mm
1.65mm
3639690

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Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
HK$24.420
10+
HK$21.510
50+
HK$18.590
100+
HK$15.680
200+
HK$12.760
More Pricing...
Min: 1 / Mult: 1
390µH
-
1.15A
-
Shielded
1.5A
-
MSS1278H Series
-
0.45ohm
± 10%
-
12mm
12mm
7.8mm
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