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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
    E55/28/21-3C90

    E55/28/21-3C90

    Ferrite Misc

    Ferroxcube

    3,053
    RFQ
    E55/28/21-3C90

    Datasheet

    - Bulk Active E E 55 x 28 x 21 3C90 - 6.3 µH ±25% Ungapped 1760.0 - 0.35 124.0 353.0 345.0 44000.0 Uncoated 1.083" (27.50mm) 2.213" (56.20mm) 0.827" (21.00mm)
    B65541T0040A033

    B65541T0040A033

    FERRITE CORE M33

    EPCOS - TDK Electronics

    4,584
    RFQ
    B65541T0040A033

    Datasheet

    P14/8 Box Active - P 14 x 8 M33 0.563" (14.30mm) - - Gapped - 750 0.8 20.0 25.0 20.0 500.0 Uncoated 0.167" (4.25mm) - -
    0058123A2

    0058123A2

    HIGH FLUX 014 PERM KHAKI 120 SIZ

    Magnetics, a division of Spang & Co.

    4,761
    RFQ
    0058123A2

    Datasheet

    - Bulk Active Toroid - High Flux 0.653" (16.59mm) 8 nH ±8% Ungapped - 14 - 41.2 19.2 - 791.0 Uncoated 0.250" (6.35mm) - -
    0R47228EC

    0R47228EC

    E-CORE

    Magnetics, a division of Spang & Co.

    1,053
    RFQ
    0R47228EC

    Datasheet

    - Bulk Active E - R - 5.96 µH - Ungapped - 2300 - 137.0 368.0 363.0 50300.0 Uncoated 1.098" (27.90mm) 2.850" (72.39mm) 0.748" (19.00mm)
    B65813J0160A041

    B65813J0160A041

    FERRITE CORE RM N41

    EPCOS - TDK Electronics

    1,985
    RFQ
    B65813J0160A041

    Datasheet

    RM10 Box Active RM RM 10 N41 - - - Gapped - 2800 0.45 44.0 98.0 90.0 4310.0 Uncoated 0.368" (9.35mm) 1.122" (28.50mm) 0.531" (13.50mm)
    B65813J0400A041

    B65813J0400A041

    FERRITE CORE RM N41

    EPCOS - TDK Electronics

    1,764
    RFQ
    B65813J0400A041

    Datasheet

    RM10 Box Active RM RM 10 N41 - - - Gapped - 2800 0.45 44.0 98.0 90.0 4310.0 Uncoated 0.368" (9.35mm) 1.122" (28.50mm) 0.531" (13.50mm)
    PQ32/30-3C92-A250

    PQ32/30-3C92-A250

    Ferrite Misc

    Ferroxcube

    1,864
    RFQ
    PQ32/30-3C92-A250

    Datasheet

    - Bulk Active PQ PQ 32 x 30 3C92 - 250 nH - Gapped - - 0.447 74.7 167.0 142.0 12500.0 Uncoated 0.596" (15.15mm) 1.299" (33.00mm) 0.866" (22.00mm)
    B65845J0000R030

    B65845J0000R030

    FERRITE CORE EP 4.3UH N30 2PCS

    EPCOS - TDK Electronics

    3,031
    RFQ
    B65845J0000R030

    Datasheet

    EP17 Box Active EP EP 17 N30 - 4.3 µH -20%, +30% Ungapped 2870.0 4300 0.84 28.5 33.9 25.5 966.0 Uncoated 0.335" (8.50mm) 0.724" (18.40mm) 0.443" (11.25mm)
    PQ32/20-3C97-A400

    PQ32/20-3C97-A400

    Ferrite Misc

    Ferroxcube

    4,561
    RFQ
    PQ32/20-3C97-A400

    Datasheet

    - Bulk Active PQ PQ 32 x 20 3C97 - 400 nH ±3% Gapped 105.0 - 0.331 55.9 169.0 142.0 9440.0 Uncoated 0.051" (1.29mm) 1.299" (33.00mm) 0.866" (22.00mm)
    0R44040UG

    0R44040UG

    PQ CORE

    Magnetics, a division of Spang & Co.

    4,712
    RFQ
    0R44040UG

    Datasheet

    - Bulk Active PQ - R - 4.267 µH - Ungapped - 2300 - 102.0 201.0 175.0 20500.0 Uncoated 0.392" (9.95mm) 1.634" (41.50mm) 1.102" (28.00mm)
    ZT43813TC

    ZT43813TC

    TOROID GREY COATED

    Magnetics, a division of Spang & Co.

    4,880
    RFQ
    ZT43813TC

    Datasheet

    - Bulk Active Toroid - T 1.545" (39.25mm) 5.19 µH ±25% Ungapped - 3000 - 82.9 114.2 - 9462.0 Epoxy 0.525" (13.34mm) - -
    P22/13-3C95-A400

    P22/13-3C95-A400

    Ferrite Misc

    Ferroxcube

    1,261
    RFQ
    P22/13-3C95-A400

    Datasheet

    - Bulk Active P P 22 x 13 3C95 0.866" (22.00mm) 400 nH ±3% Gapped 160.0 - 0.497 31.5 63.4 50.9 2000.0 Uncoated 0.264" (6.71mm) - -
    P22/13-3C95-A160

    P22/13-3C95-A160

    Ferrite Misc

    Ferroxcube

    2,669
    RFQ
    P22/13-3C95-A160

    Datasheet

    P22/13 Bulk Active P P 22 x 13 3C95 0.866" (22.00mm) 160 nH ±3% Gapped 63.0 - 0.497 31.5 63.4 50.9 2000.0 Uncoated 0.264" (6.71mm) - -
    P22/13-3C95-A250

    P22/13-3C95-A250

    Ferrite Misc

    Ferroxcube

    4,563
    RFQ
    P22/13-3C95-A250

    Datasheet

    P22/13 Bulk Active P P 22 x 13 3C95 0.866" (22.00mm) 250 nH ±3% Gapped 99.0 - 0.497 31.5 63.4 50.9 2000.0 Uncoated 0.264" (6.71mm) - -
    ETD54/28/19-3C95

    ETD54/28/19-3C95

    FERRITE CORE ETD 3C95

    Ferroxcube

    1,806
    RFQ
    ETD54/28/19-3C95

    Datasheet

    - Bulk Active ETD ETD 54 x 28 x 19 3C95 - - - - - - - - - - - Uncoated 1.087" (27.60mm) 2.156" (54.50mm) 0.744" (18.90mm)
    E43/10/28-3C97-A315-E

    E43/10/28-3C97-A315-E

    FERRITE CORE E 3C97

    Ferroxcube

    2,344
    RFQ
    E43/10/28-3C97-A315-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-A315-P

    E43/10/28-3C97-A315-P

    FERRITE CORE E 3C97

    Ferroxcube

    1,300
    RFQ
    E43/10/28-3C97-A315-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)
    E43/10/28-3C97-A400-E

    E43/10/28-3C97-A400-E

    FERRITE CORE E 3C97

    Ferroxcube

    2,472
    RFQ
    E43/10/28-3C97-A400-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-A400-P

    E43/10/28-3C97-A400-P

    FERRITE CORE E 3C97

    Ferroxcube

    3,457
    RFQ
    E43/10/28-3C97-A400-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)
    E43/10/28-3F36-A315-E

    E43/10/28-3F36-A315-E

    FERRITE CORE E 3F36

    Ferroxcube

    4,870
    RFQ
    E43/10/28-3F36-A315-E

    Datasheet

    - Bulk Active E E 43 x 10 x 28 3F36 - - - - - - - - - - - Uncoated 0.374" (9.50mm) 1.700" (43.20mm) 1.098" (27.90mm)
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