Transformer Cores

Some transformers feature ferrite cores, which act as a means to transfer magnetic flux within the transformer. While less common than laminated iron cores, ferrite cores allow for superior performance.

How transformer ferrite cores work

These devices are commonly parts of switched-mode power supplies. The ferrite in the core is in powdered form, which allows the transform...

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EPCOS N87 ER 9.5/5 Transformer Ferrite Core, 800 nH, For Use With Power TransFormers
Nº de Estoque RS: 125-3331Marca: EPCOSPart Number: B65523J0000R087

R$ 305,75

R$ 12,23 Each (In a Pack of 25) (Sem VAT)

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ER 9.5/5
Power TransFormers
Planar
800nH
N87
155°C
B65523
IEC 62317-9
5 mm
9.5mm
5mm
EPCOS N87 E 20/10/6 Transformer Ferrite Core, 171 nH, For Use With Power TransFormers
Nº de Estoque RS: 125-3652Marca: EPCOSPart Number: B66311G0250X187

R$ 236,40

R$ 11,82 Each (In a Pack of 20) (Sem VAT)

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E 20/10/6
Power TransFormers
Type E
171nH
N87
155°C
B66311
IEC 61246
5.9 mm
20.4mm
10.1mm
EPCOS N27 E 13/7/4 Transformer Ferrite Core, 800 nH, For Use With Power TransFormers, Miniature TransFormers
Nº de Estoque RS: 125-3640Marca: EPCOSPart Number: B66305G0000X127

R$ 239,00

R$ 4,78 Each (In a Pack of 50) (Sem VAT)

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E 13/7/4
Power TransFormers, Miniature TransFormers
Type E
800nH
N27
155°C
B66305
IEC 61246
3.7 mm
12.6mm
6.5mm
EPCOS N87 EFD 15/8/5 Transformer Ferrite Core, 100 nH, For Use With Power TransFormers, DC/DC Converter, Flat
Nº de Estoque RS: 125-3689Marca: EPCOSPart Number: B66413U0100K187

R$ 235,40

R$ 11,77 Each (In a Pack of 20) (Sem VAT)

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EFD 15/8/5
Power TransFormers, DC/DC Converter, Flat TransFormers
-
100nH
N87
180°C
B66413
IEC 61185
4.85 mm
15mm
7.5mm
EPCOS N87 E 30/15/7 Transformer Ferrite Core, 1900 nH, For Use With Power TransFormers
Nº de Estoque RS: 125-3658Marca: EPCOSPart Number: B66319G0000X187

R$ 330,20

R$ 16,51 Each (In a Pack of 20) (Sem VAT)

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E 30/15/7
Power TransFormers
-
1900nH
N87
155°C
B66319
No
7.3 mm
30mm
15.2mm
EPCOS T38 RM 6 Transformer Ferrite Core, 8600 nH, For Use With Broadband TransFormers
Nº de Estoque RS: 125-3378Marca: EPCOSPart Number: B65807J0000Y038

R$ 273,95

R$ 54,79 Each (In a Pack of 5) (Sem VAT)

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RM 6
Broadband TransFormers
Core without Centre Hole
8600nH
T38
155°C
B65807
IEC 62317-4
14.7 mm
17.9mm
12.5mm
EPCOS N87 ELP 32/6/20 Transformer Ferrite Core, 5700 nH, For Use With Power TransFormers
Nº de Estoque RS: 125-3629Marca: EPCOSPart Number: B66287G0000X187

R$ 389,20

R$ 38,92 Each (In a Pack of 10) (Sem VAT)

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ELP 32/6/20
Power TransFormers
EELP 32
5700nH
N87
-
ELP
IEC 62317-9
20.35 mm
31.75mm
6.35mm
EPCOS N30 P 18/11 Transformer Ferrite Core, 5900 nH, For Use With Broadband TransFormers
Nº de Estoque RS: 125-3350Marca: EPCOSPart Number: B65651W0000R030

R$ 376,75

R$ 75,35 Each (In a Pack of 5) (Sem VAT)

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P 18/11
Broadband TransFormers
Ferrite
5900nH
N30
155°C
B65651
IEC 60133
18.4 mm
10.6mm
10.6mm
EPCOS N27 E 25/13/7 Transformer Ferrite Core, 1750 nH, For Use With Power TransFormers
Nº de Estoque RS: 125-3653Marca: EPCOSPart Number: B66317G0000X127

R$ 170,20

R$ 8,51 Each (In a Pack of 20) (Sem VAT)

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E 25/13/7
Power TransFormers
Type E
1750nH
N27
155°C
B66317
IEC 61246
7.5 mm
25mm
12.8mm

R$ 175,60

R$ 35,12 Each (In a Pack of 5) (Sem VAT)

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EFD 25
DC DC Converter
-
2000nH
N87
180°C
B66421
No
12.5 mm
25mm
9.1mm
EPCOS N87 E 13/7/4 Transformer Ferrite Core, 850 nH, For Use With Miniature TransFormers, Power TransFormers
Nº de Estoque RS: 125-3641Marca: EPCOSPart Number: B66305G0000X187

R$ 389,00

R$ 7,78 Each (In a Pack of 50) (Sem VAT)

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E 13/7/4
Miniature TransFormers, Power TransFormers
Type E
850nH
N87
155°C
B66305
IEC 61246
3.7 mm
12.6mm
6.5mm
EPCOS N87 ETD 39/20/13 Transformer Ferrite Core, 2700 nH, For Use With Power TransFormers, SMPS transformers
Nº de Estoque RS: 125-3673Marca: EPCOSPart Number: B66363G0000X187

R$ 247,55

R$ 49,51 Each (In a Pack of 5) (Sem VAT)

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ETD 39/20/13
Power TransFormers, SMPS transformers
-
2700nH
N87
155°C
B66363
IEC 61185
12.8 mm
38.9mm
20mm

R$ 51,32

R$ 25,66 Each (In a Pack of 2) (Sem VAT)

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EFD 30
DC DC Converter
-
160nH
N87
180°C
B66423
No
15 mm
30mm
9.1mm
EPCOS N87 ELP Transformer Ferrite Core, 2600 nH, For Use With Power TransFormers
Nº de Estoque RS: 125-3625Marca: EPCOSPart Number: B66283G0000X187

R$ 195,70

R$ 19,57 Each (In a Pack of 10) (Sem VAT)

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ELP
Power TransFormers
EELP18
2600nH
N87
100°C
ELP
IEC 62317-9
10 mm
18mm
4mm
EPCOS N87 EP 20 Transformer Ferrite Core, 4000 nH, For Use With Power TransFormers
Nº de Estoque RS: 125-3416Marca: EPCOSPart Number: B65847A0000R087

R$ 169,52

R$ 84,76 Each (In a Pack of 2) (Sem VAT)

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EP 20
Power TransFormers
EP 20
4000nH
N87
155°C
B65847
IEC 61596
15.3 mm
24.5mm
21.6mm
EPCOS N97 EFD 25/13/9 Transformer Ferrite Core, 2100 nH, For Use With Flat TransFormers, Power TransFormers, DC/DC
Nº de Estoque RS: 125-3696Marca: EPCOSPart Number: B66421G0000X197

R$ 294,80

R$ 14,74 Each (In a Pack of 20) (Sem VAT)

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EFD 25/13/9
Flat TransFormers, Power TransFormers, DC/DC Converter
-
2100nH
N97
180°C
B66421
No
9.1 mm
25mm
12.5mm
EPCOS N87 E 25/13/7 Transformer Ferrite Core, 1850 nH, For Use With Power TransFormers
Nº de Estoque RS: 125-3654Marca: EPCOSPart Number: B66317G0000X187

R$ 261,60

R$ 13,08 Each (In a Pack of 20) (Sem VAT)

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E 25/13/7
Power TransFormers
Type E
1850nH
N87
155°C
B66317
IEC 61246
7.5 mm
25mm
12.8mm
EPCOS N87 RM 5 Transformer Ferrite Core, 2000 nH, For Use With Power TransFormers
Nº de Estoque RS: 125-3368Marca: EPCOSPart Number: B65805J0000R087

R$ 270,90

R$ 54,18 Each (In a Pack of 5) (Sem VAT)

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RM 5
Power TransFormers
Ferrite
2000nH
N87
155°C
B65805
IEC 62317-4
12.3 mm
14.6mm
10.5mm
EPCOS N87 EFD 15/8/5 Transformer Ferrite Core, 780 nH, For Use With DC/DC Converter, Power TransFormers, Flat
Nº de Estoque RS: 125-3687Marca: EPCOSPart Number: B66413G0000X187

R$ 189,80

R$ 9,49 Each (In a Pack of 20) (Sem VAT)

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EFD 15/8/5
DC/DC Converter, Power TransFormers, Flat TransFormers
-
780nH
N87
180°C
B66413
IEC 61185
4.85 mm
15mm
7.5mm
EPCOS N48 P 18/11 Transformer Ferrite Core, 400 nH, For Use With Resonant Circuit Inductors
Nº de Estoque RS: 125-3349Marca: EPCOSPart Number: B65651T0400A048

R$ 168,40

R$ 84,20 Each (In a Pack of 2) (Sem VAT)

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P 18/11
Resonant Circuit Inductors
-
400nH
N48
-
-
No
18.4 mm
-
10.6mm

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