Coupled Inductors:

564 Products Found
Our wide range of coupled inductors has a choice of inductance values from 50nH to 2mH – and RMS current ratings from 100mA to 38A.Current flowing through a conductor generates a magnetic flux field. If the current varies over time, then so will the flux - and a current will flow in a second conductor if it is permeated by such a time varying magnetic field. This effect is known as inductance. Coupled inductors comprise two coils of wire wrapped around a magnetic core. A varying magnetic field generated by current in the first coil will induce a current in the opposite direction in the second coil. The voltage across the second coil depends on the rate of change of current in the first, and the mutual inductance of the system.Applications for coupled inductorsPurpose-designed coupled inductors are used in a variety of power conversion circuits such as flyback, SEPIC, Fly-Buck™, Cuk, ZETA and multi-phase topologies. These voltage regulation circuits use coupled inductors to efficiently provide the required output voltages, which may be stepped up or down from the input. To do this, SEPIC and Zeta circuits use 1:1 coupled inductors, whereas flyback and other circuits use 1:N inductors. In multi-phase power converters, coupled inductors provide inherent ripple current cancelling that is not provided by single inductors.You can connect coupled inductor windings in different configurations to serve different purposes. The windings may be connected to circuits separately for use as isolation transformers or as common mode chokes. You may also connect them in series to achieve a higher inductance or for use as a tapped inductor.How do I choose a coupled inductor?Selection of a coupled inductor is application dependent. Coilcraft, for example, publishes datasheets that characterize coupled inductors for multiple circuit uses, and the company has developed online tools for selecting coupled inductors. Their MAGPro™ Coupled Inductor Finder is a powerful search and analysis tool that finds off-the-shelf coupled inductors for SEPIC and Zeta converters and many other applications.
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Inductance, Parallel
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2254607

RoHS

Each
Packaging Options
1+
RM10.000
10+
RM7.040
50+
RM6.060
100+
RM5.420
Min: 1 / Mult: 1
B82477D4 Series
33µH
2.3A
3.8A
0.11ohm
-
1:1
12.5mm
12.5mm
8.5mm
Surface Mount
-55°C
150°C
AEC-Q200
2254607RL

RoHS

Each
Packaging Options
100+
RM5.420
Min: 100 / Mult: 1
B82477D4 Series
33µH
2.3A
3.8A
0.11ohm
-
1:1
12.5mm
12.5mm
8.5mm
Surface Mount
-55°C
150°C
AEC-Q200
1852820

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM3.970
50+
RM3.260
100+
RM2.690
250+
RM2.640
500+
RM2.620
More Pricing...
Min: 1 / Mult: 1
SRF0703 Series
22µH
1.62A
1.67A
0.15ohm
-
1:1
7.6mm
7.6mm
3.4mm
Surface Mount
-40°C
125°C
-
2434747

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Each (Supplied on Cut Tape)
Cut Tape
1+
RM9.960
10+
RM9.230
50+
RM8.490
200+
RM7.760
400+
RM7.020
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Min: 1 / Mult: 1
LPD5030 Series
100µH
330mA
470mA
0.895ohm
370nH
1:1
4.8mm
4.8mm
2.9mm
Surface Mount
-40°C
85°C
AEC-Q200
1852871RL

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Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM6.440
200+
RM6.320
400+
RM6.190
Min: 100 / Mult: 1
SRF1280 Series
22µH
4A
7.57A
0.0503ohm
-
1:1
12.5mm
12.5mm
8mm
Surface Mount
-40°C
125°C
-
2287510

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM9.960
10+
RM9.230
50+
RM8.490
200+
RM6.600
400+
RM5.970
More Pricing...
Min: 1 / Mult: 1
LPD5030 Series
3.3µH
1.7A
2.5A
0.0385ohm
100nH
1:1
4.8mm
4.8mm
2.9mm
Surface Mount
-40°C
85°C
AEC-Q200
3582957

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Each (Supplied on Cut Tape)
Cut Tape
1+
RM6.120
50+
RM5.420
100+
RM4.980
250+
RM4.970
Min: 1 / Mult: 1
WE-DD Series
10µH
1A
2A
0.165ohm
-
1:1
7.3mm
7.3mm
4mm
Surface Mount
-40°C
125°C
-
1195550

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Each (Supplied on Cut Tape)
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1+
RM12.380
10+
RM10.300
100+
RM9.920
500+
RM9.730
1000+
RM9.530
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Min: 1 / Mult: 1
-
-
1.53A
1.29A
-
-
-
-
-
-
-
-
-
-
1852820RL

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Each (Supplied on Cut Tape)
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Packaging Options
100+
RM2.690
250+
RM2.640
500+
RM2.620
1500+
RM2.020
Min: 100 / Mult: 1
SRF0703 Series
22µH
1.62A
1.67A
0.15ohm
-
1:1
7.6mm
7.6mm
3.4mm
Surface Mount
-40°C
125°C
-
1852871

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Each (Supplied on Cut Tape)
Cut Tape
1+
RM6.870
10+
RM6.680
50+
RM6.560
100+
RM6.440
200+
RM6.320
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Min: 1 / Mult: 1
SRF1280 Series
22µH
4A
7.57A
0.0503ohm
-
1:1
12.5mm
12.5mm
8mm
Surface Mount
-40°C
125°C
-
1852849

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM6.580
10+
RM5.420
50+
RM4.940
100+
RM4.450
200+
RM4.210
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Min: 1 / Mult: 1
SRF1260 Series
68µH
2.22A
2.7A
0.117ohm
-
1:1
12.5mm
12.5mm
6mm
Surface Mount
-40°C
105°C
-
2287510RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
50+
RM8.490
200+
RM6.600
400+
RM5.970
750+
RM3.860
Min: 100 / Mult: 1
LPD5030 Series
3.3µH
1.7A
2.5A
0.0385ohm
100nH
1:1
4.8mm
4.8mm
2.9mm
Surface Mount
-40°C
85°C
AEC-Q200
1869666

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM12.230
50+
RM10.830
100+
RM9.960
250+
RM9.820
500+
RM9.150
More Pricing...
Min: 1 / Mult: 1
WE-DD Series
100µH
650mA
900mA
1.3ohm
-
1:1
7.3mm
7.3mm
4.8mm
Surface Mount
-40°C
125°C
-
1852849RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM4.450
200+
RM4.210
400+
RM3.970
Min: 100 / Mult: 1
SRF1260 Series
68µH
2.22A
2.7A
0.117ohm
-
1:1
12.5mm
12.5mm
6mm
Surface Mount
-40°C
105°C
-
1869666RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM9.960
250+
RM9.820
500+
RM9.150
1000+
RM7.060
Min: 100 / Mult: 1
WE-DD Series
100µH
650mA
900mA
1.3ohm
-
1:1
7.3mm
7.3mm
4.8mm
Surface Mount
-40°C
125°C
-
2434747RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
50+
RM8.490
200+
RM7.760
400+
RM7.020
750+
RM4.530
Min: 100 / Mult: 1
LPD5030 Series
100µH
330mA
470mA
0.895ohm
370nH
1:1
4.8mm
4.8mm
2.9mm
Surface Mount
-40°C
85°C
AEC-Q200
3582957RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM4.980
250+
RM4.970
Min: 100 / Mult: 1
WE-DD Series
10µH
1A
2A
0.165ohm
-
1:1
7.3mm
7.3mm
4mm
Surface Mount
-40°C
125°C
-
1195175

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM32.150
2+
RM30.450
3+
RM28.750
5+
RM27.050
10+
RM25.350
More Pricing...
Min: 1 / Mult: 1
-
-
-
-
0.365ohm
-
-
-
-
-
-
-
-
-
1194210

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Each (Supplied on Cut Tape)
Cut Tape
1+
RM32.040
10+
RM24.890
50+
RM20.830
100+
RM19.290
200+
RM17.820
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Min: 1 / Mult: 1
-
100.57µH
1.37A
1.32A
0.235ohm
-
-
-
-
-
-
-
-
-
4065794

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Each (Supplied on Cut Tape)
Cut Tape
1+
RM4.930
50+
RM4.550
100+
RM4.440
Min: 1 / Mult: 1
WE-DPC Series
33µH
1A
900mA
0.24ohm
900nH
1:1
6mm
6mm
4.1mm
Surface Mount
-40°C
125°C
-
4360056

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM8.270
10+
RM8.180
100+
RM7.550
500+
RM6.960
1000+
RM6.050
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Min: 1 / Mult: 1
-
2.7µH
1.85A
3A
0.0805ohm
-
1:1
8mm
8mm
1.8mm
Surface Mount
-40°C
125°C
-
4065794RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM4.440
Min: 100 / Mult: 1
WE-DPC Series
33µH
1A
900mA
0.24ohm
900nH
1:1
6mm
6mm
4.1mm
Surface Mount
-40°C
125°C
-
4360056RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM7.550
500+
RM6.960
1000+
RM6.050
2000+
RM6.000
Min: 100 / Mult: 1
-
2.7µH
1.85A
3A
0.0805ohm
-
1:1
8mm
8mm
1.8mm
Surface Mount
-40°C
125°C
-
1194399

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
RM8.480
10+
RM7.130
50+
RM6.930
100+
RM5.630
200+
RM5.480
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Min: 1 / Mult: 1
-
66.48µH
2.44A
-
-
-
-
-
-
-
-
-
-
-
1852819RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
RM2.690
250+
RM2.600
500+
RM2.500
1500+
RM2.010
Min: 100 / Mult: 5
SRF0703 Series
15µH
1.83A
2.05A
0.119ohm
-
1:1
7.6mm
7.6mm
3.4mm
Surface Mount
-40°C
125°C
-
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