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Ferrite Cores

Manufacturer Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length 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Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length Width
5977004901

5977004901

FERRITE CORE TOROID 77

Fair-Rite Products Corp.

1,819
5977004901

Datasheet

- Bulk Active Toroid - 0.630" (16.00mm) - ±25% 77 Ungapped - 2000 - 38.5 Uncoated 19.9 770.0 - 0.250" (6.35mm) - -
0077121A7

0077121A7

KOOL MU 060 PERM BLACK 120 SIZE

Magnetics, a division of Spang & Co.

1,997
0077121A7

Datasheet

- Bulk Active Toroid - 0.653" (16.59mm) 35 nH ±8% Kool Mu Ungapped - 60 - 41.2 Uncoated 19.2 791.0 - 0.250" (6.35mm) - -
B66483G0000X195

B66483G0000X195

FERRITE CORE N95

EPCOS - TDK Electronics

381
B66483G0000X195

Datasheet

EQ20/6.3/14 Box Active - - - - - N95 - - 3000 - - - - - - - 0.787" (20.00mm) 0.551" (14.00mm)
ZJ42206TC

ZJ42206TC

FERRITE CORE TOROID 3.02UH

Magnetics, a division of Spang & Co.

1,373
ZJ42206TC

Datasheet

- Bulk Active Toroid - 0.900" (22.86mm) 3.02 µH ±20% - Ungapped - 5000 - 54.1 Epoxy 25.8 1395.0 - 0.272" (6.91mm) - -
2644800302

2644800302

44 ROUND SUPPRESSION CORE

Fair-Rite Products Corp.

4,029
2644800302

Datasheet

- Tray Active Toroid - 0.490" (12.45mm) - - 44 Ungapped - - - 29.5 Uncoated 12.9 381.0 - 0.188" (4.78mm) - -
C055030A2

C055030A2

FERRITE CORE TOROID 52NH MPP

Magnetics, a division of Spang & Co.

1,731
C055030A2

Datasheet

- Bulk Active Toroid - 0.310" (7.87mm) 52 nH ±8% MPP Ungapped - 125 - 17.9 Coated 5.99 107.0 - 0.125" (3.18mm) - -
ZT41003TC

ZT41003TC

TOROID GREY COATED

Magnetics, a division of Spang & Co.

1,902
ZT41003TC

Datasheet

- Bulk Active Toroid - 0.400" (10.15mm) 1.33 µH ±25% T Ungapped - 3000 - 20.7 Epoxy 7.3 151.0 - 0.147" (3.73mm) - -
ZP42206TC

ZP42206TC

FERRITE CORE TOROID 1.51UH P

Magnetics, a division of Spang & Co.

1,605
ZP42206TC

Datasheet

- Bulk Active Toroid - 0.900" (22.86mm) 1.51 µH ±25% P Ungapped - 2500 - 54.1 Epoxy 25.8 1395.0 - 0.272" (6.91mm) - -
B65843A0100A087

B65843A0100A087

FERRITE CORE EP N87

EPCOS - TDK Electronics

929
B65843A0100A087

Datasheet

EP13 Box Active EP EP 13 - - ±3% N87 Gapped 99.0 2200 1.24 24.2 Uncoated 19.5 472.0 14.9 0.256" (6.50mm) 0.504" (12.80mm) 0.354" (9.00mm)
C058290A2

C058290A2

FERRITE CORE TOROID 66NH HIGH FL

Magnetics, a division of Spang & Co.

1,220
C058290A2

Datasheet

- Bulk Active Toroid - 0.405" (10.29mm) 66 nH ±8% High Flux Ungapped - 125 - 21.8 Coated 9.45 206.0 - 0.181" (4.60mm) - -
2652801102

2652801102

52 ROUND SUPPRESSION CORE

Fair-Rite Products Corp.

3,147
2652801102

Datasheet

- Tray Active Toroid - 0.490" (12.45mm) - - 52 Ungapped - - - 31.2 Uncoated 15.0 466.0 - 0.240" (6.10mm) - -
2631800302

2631800302

31 ROUND SUPPRESSION CORE

Fair-Rite Products Corp.

3,097
2631800302

Datasheet

- Tray Active Toroid - 0.490" (12.45mm) - - 31 Ungapped - - - 29.5 Uncoated 12.9 381.0 - 0.183" (4.65mm) - -
B65523J0000Y038

B65523J0000Y038

FERRITE CORE ER 4.5UH T38 2PCS

EPCOS - TDK Electronics

2,492
B65523J0000Y038

Datasheet

ER9.5 Box Active ER ER 9.5 x 5 - 4.5 µH -30%, +40% T38 Ungapped 5680.0 10000 1.54 13.6 Uncoated 8.81 120.0 - 0.098" (2.50mm) 0.374" (9.50mm) 0.197" (5.00mm)
0P43939EC

0P43939EC

FERRITE CORE ETD 3.227UH P

Magnetics, a division of Spang & Co.

1,958
0P43939EC

Datasheet

- Bulk Active ETD - - 3.227 µH - P Ungapped - 2500 - 92.2 Uncoated 125.0 11500.0 - 0.780" (19.80mm) 1.575" (40.00mm) 0.504" (12.80mm)
0078381A7

0078381A7

FERRITE CORE TOROID 43NH XFLUX

Magnetics, a division of Spang & Co.

1,823
0078381A7

Datasheet

- Bulk Active Toroid - 0.680" (17.27mm) 43 nH ±8% XFlux Ungapped - 60 - 41.4 Coated 23.2 960.0 - 0.250" (6.35mm) - -
0P44317EC

0P44317EC

FERRITE CORE E 4.24UH P

Magnetics, a division of Spang & Co.

1,850
0P44317EC

Datasheet

- Bulk Active E - - 4.24 µH - P Ungapped - 2500 - 77.0 Uncoated 149.0 11500.0 142.0 0.654" (16.60mm) 1.598" (40.60mm) 0.488" (12.40mm)
0P44121UC

0P44121UC

FERRITE CORE UR 2.047UH P

Magnetics, a division of Spang & Co.

1,440
0P44121UC

Datasheet

- Bulk Active UR - - 2.047 µH - P Ungapped - 2500 - 115.2 Uncoated 114.3 13172.0 - 0.811" (20.60mm) 1.645" (41.78mm) 0.470" (11.94mm)
ZJ42915TC

ZJ42915TC

FERRITE CORE TOROID 6.447UH

Magnetics, a division of Spang & Co.

2,537
ZJ42915TC

Datasheet

- Bulk Active Toroid - 1.187" (30.15mm) 6.447 µH ±20% - Ungapped - 5000 - 73.2 Epoxy 74.9 5481.0 - 0.638" (16.20mm) - -
0P42016UG

0P42016UG

FERRITE CORE PQ 3.907UH P

Magnetics, a division of Spang & Co.

1,664
0P42016UG

Datasheet

- Bulk Active PQ - - 3.907 µH - P Ungapped - 2500 - 37.6 Uncoated 61.9 2330.0 - 0.638" (16.20mm) 0.839" (21.30mm) 0.551" (14.00mm)
0078210A7

0078210A7

FERRITE CORE TOROID 49NH XFLUX

Magnetics, a division of Spang & Co.

1,560
0078210A7

Datasheet

- Bulk Active Toroid - 0.830" (21.08mm) 49 nH ±8% XFlux Ungapped - 90 - 50.9 Coated 22.1 1120.0 - 0.280" (7.11mm) - -
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