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    Ferrite Cores

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

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    Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Product Status Core Type Supplier Device Package Material Diameter Inductance Factor (Al) Tolerance Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Effective Area (Ae) mm² Minimum Core Cross Section (Amin) mm² Effective Magnetic Volume (Ve) mm³ Finish Height Length Width
    E58/11/38-3F4-A1000-P

    E58/11/38-3F4-A1000-P

    FERRITE CORE E 3F4

    Ferroxcube

    4,974
    RFQ
    E58/11/38-3F4-A1000-P

    Datasheet

    - Bulk Active E E 58 x 11 x 38 3F4 - - - - - - - - - - - Uncoated 0.413" (10.50mm) 2.299" (58.40mm) 1.500" (38.10mm)
    B65665D1025K049

    B65665D1025K049

    FERRITE CORE

    EPCOS - TDK Electronics

    2,579
    RFQ
    B65665D1025K049

    Datasheet

    P22/13 Box Active - - - - - - Gapped - - - - - - - - - - -
    EC70/34/17-3C96

    EC70/34/17-3C96

    Ferrite Misc

    Ferroxcube

    4,972
    RFQ
    EC70/34/17-3C96

    Datasheet

    - Bulk Active - - - - - - - - - - - - - - - - - -
    0075090A7

    0075090A7

    75 SERIES 060 PERM BLACK 089 SIZ

    Magnetics, a division of Spang & Co.

    4,125
    RFQ
    0075090A7

    Datasheet

    - Bulk Active Toroid - 75 1.840" (46.74mm) 86 nH ±8% Ungapped - 60 - 116.0 134.0 - 15600.0 Uncoated 0.600" (15.24mm) - -
    0075439A7

    0075439A7

    75 SERIES 060 PERM BLACK 438 SIZ

    Magnetics, a division of Spang & Co.

    4,707
    RFQ
    0075439A7

    Datasheet

    - Bulk Active Toroid - 75 1.840" (46.74mm) 135 nH ±8% Ungapped - 60 - 107.0 199.0 - 21300.0 Uncoated 0.710" (18.03mm) - -
    0075440A7

    0075440A7

    75 SERIES 026 PERM BLACK 438 SIZ

    Magnetics, a division of Spang & Co.

    2,163
    RFQ
    0075440A7

    Datasheet

    - Bulk Active Toroid - 75 1.840" (46.74mm) 59 nH ±8% Ungapped - 26 - 107.0 199.0 - 21300.0 Uncoated 0.710" (18.03mm) - -
    0075431A7

    0075431A7

    75 SERIES 040 PERM BLACK 438 SIZ

    Magnetics, a division of Spang & Co.

    3,692
    RFQ
    0075431A7

    Datasheet

    - Bulk Active Toroid - 75 1.840" (46.74mm) 90 nH ±8% Ungapped - 40 - 107.0 199.0 - 21300.0 Uncoated 0.710" (18.03mm) - -
    0075091A7

    0075091A7

    75 SERIES 026 PERM BLACK 089 SIZ

    Magnetics, a division of Spang & Co.

    2,974
    RFQ
    0075091A7

    Datasheet

    - Bulk Active Toroid - 75 1.840" (46.74mm) 37 nH ±8% Ungapped - 26 - 116.0 134.0 - 15600.0 Uncoated 0.600" (15.24mm) - -
    0075095A7

    0075095A7

    75 SERIES 040 PERM BLACK 089 SIZ

    Magnetics, a division of Spang & Co.

    2,792
    RFQ
    0075095A7

    Datasheet

    - Bulk Active Toroid - 75 1.840" (46.74mm) 57 nH ±8% Ungapped - 40 - 116.0 134.0 - 15600.0 Uncoated 0.600" (15.24mm) - -
    0059310A2

    0059310A2

    EDGE 125 PERM GREEN 310 SIZE

    Magnetics, a division of Spang & Co.

    4,039
    RFQ
    0059310A2

    Datasheet

    - Bulk Active Toroid - Edge 0.900" (22.86mm) 90 nH ±8% Ungapped - 125 - 56.7 31.7 - 1800.0 Uncoated 0.300" (7.60mm) - -
    ER51/10/38-3C96

    ER51/10/38-3C96

    FERRITE CORE ER 3C96

    Ferroxcube

    2,819
    RFQ
    ER51/10/38-3C96

    Datasheet

    - Bulk Active ER ER 51 x 10 x 38 3C96 - - - - - - - - - - - Uncoated 0.400" (10.16mm) 2.008" (51.00mm) 1.500" (38.10mm)
    ER51/10/38-3F4

    ER51/10/38-3F4

    FERRITE CORE ER 3F4

    Ferroxcube

    4,978
    RFQ
    ER51/10/38-3F4

    Datasheet

    - Bulk Active ER ER 51 x 10 x 38 3F4 - - - - - - - - - - - Uncoated 0.400" (10.16mm) 2.008" (51.00mm) 1.500" (38.10mm)
    B66395G2500X127

    B66395G2500X127

    FERRITE CORE ETD N27

    EPCOS - TDK Electronics

    3,432
    RFQ
    B66395G2500X127

    Datasheet

    ETD54/28/19 Box Active ETD ETD 54 x 28 x 19 N27 - - - Gapped - 2000 0.45 127.0 280.0 280.0 35600.0 Uncoated 1.094" (27.80mm) 2.156" (54.50mm) 0.760" (19.30mm)
    0058313A2

    0058313A2

    HIGH FLUX 014 PERM KHAKI 310 SIZ

    Magnetics, a division of Spang & Co.

    1,230
    RFQ
    0058313A2

    Datasheet

    - Bulk Active Toroid - High Flux 0.900" (22.86mm) 9.9 nH ±8% Ungapped - 14 - 56.7 31.7 - 1800.0 Uncoated 0.300" (7.60mm) - -
    PQ35/35-3F46-E315

    PQ35/35-3F46-E315

    Ferrite Misc

    Ferroxcube

    2,851
    RFQ
    PQ35/35-3F46-E315

    Datasheet

    - Bulk Active PQ PQ 35 x 35 3F46 - 315 nH ±3% Gapped 113.0 - 0.454 86.1 190.0 162.0 16300.0 Uncoated 0.683" (17.35mm) 1.421" (36.10mm) 1.024" (26.00mm)
    PQ40/40-3F4

    PQ40/40-3F4

    FERRITE CORE PQ 3F4 2PC SET

    Ferroxcube

    1,568
    RFQ
    PQ40/40-3F4

    Datasheet

    - Bulk Active PQ PQ 40 x 40 3F4 - - ±25% Ungapped - - 0.507 102.0 201.0 175.0 20500.0 Uncoated 1.567" (39.80mm) 1.634" (41.50mm) 1.102" (28.00mm)
    ETD59/31/22-3C90-G1500

    ETD59/31/22-3C90-G1500

    FERRITE CORE ETD 3C90

    Ferroxcube

    2,285
    RFQ
    ETD59/31/22-3C90-G1500

    Datasheet

    - Bulk Active ETD ETD 59 x 31 x 22 3C90 - - - - - - - - - - - Uncoated 1.220" (31.00mm) 2.354" (59.80mm) 0.852" (21.65mm)
    B66367Q0250K195

    B66367Q0250K195

    ETD49/25/16DG N95 250 +10%

    EPCOS - TDK Electronics

    1,723
    RFQ
    B66367Q0250K195

    Datasheet

    B66367 Tray Active ETD ETD 49 x 25 x 16 N95 - 250 nH ±10% Gapped - 3000 0.54 114.0 211.0 209.0 24100.0 Uncoated 0.980" (24.90mm) 1.909" (48.50mm) 0.657" (16.70mm)
    B66367Q0100K195

    B66367Q0100K195

    ETD49/25/16DG N95 250 +10%

    EPCOS - TDK Electronics

    4,761
    RFQ
    B66367Q0100K195

    Datasheet

    B66367 Tray Active ETD ETD 49 x 25 x 16 N95 - 100 nH ±10% Gapped - 3000 0.54 114.0 211.0 209.0 24100.0 Uncoated 0.980" (24.90mm) 1.909" (48.50mm) 0.657" (16.70mm)
    B65701D0000R087

    B65701D0000R087

    FERRITE CORE P 6.4UH N87 2PCS

    EPCOS - TDK Electronics

    1,634
    RFQ
    B65701D0000R087

    Datasheet

    P30/19 Box Active P (Pot Core) P 30 x 19 N87 1.200" (30.50mm) 6.4 µH -20%, +30% Ungapped 1620.0 2200 0.33 45.0 136.0 - 6120.0 Uncoated 0.374" (9.50mm) - -
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