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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
    0055027AY

    0055027AY

    MPP 200 PERM AY 030 SIZE

    Magnetics, a division of Spang & Co.

    3,194
    RFQ
    0055027AY

    Datasheet

    - Bulk Active Toroid - MPP 0.310" (7.87mm) 83 nH ±8% Ungapped - 200 - 17.9 5.99 - 107.0 Uncoated 0.125" (3.18mm) - -
    0R45528EC

    0R45528EC

    E-CORE

    Magnetics, a division of Spang & Co.

    1,199
    RFQ
    0R45528EC

    Datasheet

    - Bulk Active E - R - 6.293 µH - Ungapped - 2300 - 124.0 353.0 345.0 44000.0 Uncoated 1.083" (27.50mm) 2.213" (56.20mm) 0.827" (21.00mm)
    C055149A2

    C055149A2

    MPP 147 PERM GREY 150 SIZE

    Magnetics, a division of Spang & Co.

    3,413
    RFQ
    C055149A2

    Datasheet

    - Bulk Active Toroid - MPP 0.180" (4.57mm) 41 nH ±8% Ungapped - 147 - 9.42 2.11 - 19.9 Coated 0.125" (3.18mm) - -
    0058272A2

    0058272A2

    HIGH FLUX 026 PERM KHAKI 270 SIZ

    Magnetics, a division of Spang & Co.

    4,470
    RFQ
    0058272A2

    Datasheet

    - Bulk Active Toroid - High Flux 0.260" (6.60mm) 21 nH ±8% Ungapped - 26 - 13.6 9.2 - 125.0 Uncoated 0.188" (4.78mm) - -
    DR43019UG

    DR43019UG

    DOUBLE SLAB SCP

    Magnetics, a division of Spang & Co.

    3,111
    RFQ
    DR43019UG

    Datasheet

    - Bulk Active EQ - R - 4.44 µH - Ungapped - 2300 - 46.2 117.0 96.0 5410.0 Uncoated 0.740" (18.80mm) 1.181" (30.00mm) 0.800" (20.32mm)
    C055205A2

    C055205A2

    MPP 147 PERM GREY 206 SIZE

    Magnetics, a division of Spang & Co.

    1,147
    RFQ
    C055205A2

    Datasheet

    - Bulk Active Toroid - MPP 0.830" (21.08mm) 81 nH ±8% Ungapped - 147 - 50.9 22.1 - 1120.0 Coated 0.280" (7.11mm) - -
    C055200A2

    C055200A2

    MPP 173 PERM GREY 206 SIZE

    Magnetics, a division of Spang & Co.

    3,402
    RFQ
    C055200A2

    Datasheet

    - Bulk Active Toroid - MPP 0.830" (21.08mm) 96 nH ±8% Ungapped - 173 - 50.9 22.1 - 1120.0 Coated 0.280" (7.11mm) - -
    HR43019UG

    HR43019UG

    DOUBLE SLAB CP W/HOLE

    Magnetics, a division of Spang & Co.

    4,568
    RFQ
    HR43019UG

    Datasheet

    - Bulk Active EQ - R - 4.227 µH - Ungapped - 2300 - 46.1 111.0 96.0 5110.0 Uncoated 0.740" (18.80mm) 1.181" (30.00mm) 0.800" (20.32mm)
    0058273A2

    0058273A2

    HIGH FLUX 014 PERM KHAKI 270 SIZ

    Magnetics, a division of Spang & Co.

    3,634
    RFQ
    0058273A2

    Datasheet

    - Bulk Active Toroid - High Flux 0.260" (6.60mm) 12 nH ±8% Ungapped - 14 - 13.6 9.2 - 125.0 Uncoated 0.188" (4.78mm) - -
    C055148A2

    C055148A2

    MPP 160 PERM GREY 150 SIZE

    Magnetics, a division of Spang & Co.

    3,467
    RFQ
    C055148A2

    Datasheet

    - Bulk Active Toroid - MPP 0.180" (4.57mm) 45 nH ±8% Ungapped - 160 - 9.42 2.11 - 19.9 Coated 0.125" (3.18mm) - -
    PQ32/25-3F46

    PQ32/25-3F46

    FERRITE CORE PQ 3F46 2PC SET

    Ferroxcube

    1,432
    RFQ
    PQ32/25-3F46

    Datasheet

    - Bulk Active PQ PQ 32 x 25 3F46 - - ±25% Ungapped - - 0.383 64.2 168.0 143.0 10800.0 Uncoated 0.984" (25.00mm) 1.299" (33.00mm) 0.866" (22.00mm)
    B66383G0000X127

    B66383G0000X127

    FERRITE CORE E N27 1PC

    EPCOS - TDK Electronics

    3,760
    RFQ
    B66383G0000X127

    Datasheet

    E47/20/16 Box Active E E 47 x 20 x 16 N27 - - - Ungapped - - - - - - - Uncoated 0.772" (19.60mm) 1.846" (46.90mm) 0.614" (15.60mm)
    9498115002

    9498115002

    FERRITE CORE E SET

    Fair-Rite Products Corp.

    1,506
    RFQ
    9498115002

    Datasheet

    - Bulk Active E - - - - ±25% Ungapped - 2400 41.7 97.9 235.0 231.0 23100.0 Uncoated - 1.654" (42.00mm) -
    B65738J0000R087

    B65738J0000R087

    FERRITE CORE N87

    EPCOS - TDK Electronics

    3,249
    RFQ
    B65738J0000R087

    Datasheet

    PTS23/18 Box Active - - N87 - - - - - 2200 0.62 45.1 73.1 67.4 3293.0 Uncoated 0.362" (9.20mm) - 0.610" (15.50mm)
    PQ32/35-3C94

    PQ32/35-3C94

    FERRITE CORE PQ 3C94 2PC SET

    Ferroxcube

    2,729
    RFQ
    PQ32/35-3C94

    Datasheet

    - Bulk Active PQ PQ 32 x 35 3C94 - - ±25% Ungapped 1910.0 - 0.503 83.5 166.0 143.0 13800.0 Uncoated 1.378" (35.00mm) 1.299" (33.00mm) 0.866" (22.00mm)
    0055047AY

    0055047AY

    MPP 200 PERM AY 050 SIZE

    Magnetics, a division of Spang & Co.

    2,900
    RFQ
    0055047AY

    Datasheet

    - Bulk Active Toroid - MPP 0.500" (12.70mm) 90 nH ±8% Ungapped - 200 - 31.2 10.9 - 340.0 Uncoated 0.187" (4.75mm) - -
    P26/16/I-3F3

    P26/16/I-3F3

    Ferrite Misc

    Ferroxcube

    1,311
    RFQ
    P26/16/I-3F3

    Datasheet

    P26/16/I Bulk Active P P 26 x 16 3F3 1.004" (25.50mm) 5.25 µH ±25% Ungapped 1505.0 - 0.36 39.6 110.0 87.0 4370.0 Uncoated 0.319" (8.10mm) - -
    B66341G0000X187

    B66341G0000X187

    FERRITE CORE EC N87

    EPCOS - TDK Electronics

    4,856
    RFQ
    B66341G0000X187

    Datasheet

    EC52/24/14 Box Active EC EC 52 x 24 x 14 N87 - - - - - 2200 0.58 105.0 180.0 141.0 18900.0 Uncoated 0.959" (24.35mm) 2.055" (52.20mm) 0.541" (13.75mm)
    E43/10/28-3C97-A630-E

    E43/10/28-3C97-A630-E

    FERRITE CORE E 3C97

    Ferroxcube

    3,349
    RFQ
    E43/10/28-3C97-A630-E

    Datasheet

    - Bulk Active E E 43 x 10 x 28 3C97 - - - - - - - - - - - Uncoated 0.374" (9.50mm) 1.700" (43.20mm) 1.098" (27.90mm)
    E43/10/28-3C97-A630-P

    E43/10/28-3C97-A630-P

    FERRITE CORE E 3C97

    Ferroxcube

    1,178
    RFQ
    E43/10/28-3C97-A630-P

    Datasheet

    - Bulk Active E E 43 x 10 x 28 3C97 - - - - - - - - - - - Uncoated 0.374" (9.50mm) 1.700" (43.20mm) 1.098" (27.90mm)
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