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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
    C055379A2

    C055379A2

    MPP 147 PERM GREY 380 SIZE

    Magnetics, a division of Spang & Co.

    3,317
    RFQ
    C055379A2

    Datasheet

    - Bulk Active Toroid - MPP 0.710" (18.03mm) 105 nH ±8% Ungapped - 147 - 41.4 23.2 - 960.0 Coated 0.280" (7.11mm) - -
    0P40704A065

    0P40704A065

    GAPPED POT CORE

    Magnetics, a division of Spang & Co.

    4,086
    RFQ
    0P40704A065

    Datasheet

    - Bulk Active P - P 0.285" (7.24mm) 65 nH - Ungapped - 2500 - 9.9 7.0 - 69.0 Uncoated 0.164" (4.17mm) - -
    C055378A2

    C055378A2

    MPP 160 PERM GREY 380 SIZE

    Magnetics, a division of Spang & Co.

    1,480
    RFQ
    C055378A2

    Datasheet

    - Bulk Active Toroid - MPP 0.710" (18.03mm) 114 nH ±8% Ungapped - 160 - 41.4 23.2 - 960.0 Coated 0.280" (7.11mm) - -
    0E41811UG

    0E41811UG

    POT CORE

    Magnetics, a division of Spang & Co.

    2,141
    RFQ
    0E41811UG

    Datasheet

    - Bulk Active P - E 0.709" (18.00mm) 3 µH ±25% Ungapped - 2000 - 25.8 43.3 36.0 1120.0 Uncoated 0.209" (5.30mm) - -
    0R44821EC

    0R44821EC

    EER CORE

    Magnetics, a division of Spang & Co.

    1,268
    RFQ
    0R44821EC

    Datasheet

    - Bulk Active EER - R - 5.7 µH - Ungapped - 2300 - 100.0 255.0 248.0 25500.0 Uncoated 0.835" (21.20mm) 1.890" (48.00mm) 0.827" (21.00mm)
    C055374A2

    C055374A2

    MPP 173 PERM GREY 380 SIZE

    Magnetics, a division of Spang & Co.

    2,917
    RFQ
    C055374A2

    Datasheet

    - Bulk Active Toroid - MPP 0.710" (18.03mm) 123 nH ±8% Ungapped - 173 - 41.4 23.2 - 960.0 Coated 0.280" (7.11mm) - -
    RM4-3H3-A160/N

    RM4-3H3-A160/N

    Ferrite Misc

    Ferroxcube

    1,780
    RFQ
    RM4-3H3-A160/N

    Datasheet

    - Bulk Active RM RM 4 3H3 - 160 nH ±3% Gapped 247.0 - 1.94 21.3 11.0 8.1 230.0 Uncoated 0.205" (5.20mm) 0.433" (11.00mm) 0.181" (4.60mm)
    RM4-3H3-A63/N

    RM4-3H3-A63/N

    Ferrite Misc

    Ferroxcube

    3,152
    RFQ
    RM4-3H3-A63/N

    Datasheet

    - Bulk Active RM RM 4 3H3 - 63 nH ±3% Gapped 97.0 - 1.94 21.3 11.0 8.1 230.0 Uncoated 0.205" (5.20mm) 0.433" (11.00mm) 0.181" (4.60mm)
    RM4-3H3-A100/N

    RM4-3H3-A100/N

    Ferrite Misc

    Ferroxcube

    1,421
    RFQ
    RM4-3H3-A100/N

    Datasheet

    - Bulk Active RM RM 4 3H3 - 100 nH ±3% Gapped 154.0 - 1.94 21.3 11.0 8.1 230.0 Uncoated 0.205" (5.20mm) 0.433" (11.00mm) 0.181" (4.60mm)
    EP20-3F36-A250

    EP20-3F36-A250

    Ferrite Misc

    Ferroxcube

    4,647
    RFQ
    EP20-3F36-A250

    Datasheet

    - Bulk Active EP EP 20 3F3 - - - Gapped 104.0 - - - - - - Uncoated - - -
    EP20-3F46-A250

    EP20-3F46-A250

    Ferrite Misc

    Ferroxcube

    1,974
    RFQ
    EP20-3F46-A250

    Datasheet

    - Bulk Active EP EP 20 3F4 - - - Gapped 104.0 - - - - - - Uncoated - - -
    RM4-3D3-A100/N

    RM4-3D3-A100/N

    Ferrite Misc

    Ferroxcube

    2,928
    RFQ
    RM4-3D3-A100/N

    Datasheet

    - Bulk Active RM RM 4 3D3 - 100 nH ±4% Gapped 154.0 - 1.94 21.3 11.0 8.1 230.0 Uncoated 0.205" (5.20mm) 0.433" (11.00mm) 0.181" (4.60mm)
    RM4-3D3-A63/N

    RM4-3D3-A63/N

    Ferrite Misc

    Ferroxcube

    3,720
    RFQ
    RM4-3D3-A63/N

    Datasheet

    - Bulk Active RM RM 4 3D3 - 63 nH ±3% Gapped 97.0 - 1.94 21.3 11.0 8.1 230.0 Uncoated 0.205" (5.20mm) 0.433" (11.00mm) 0.181" (4.60mm)
    B65807C0100A033

    B65807C0100A033

    RM6 M33 100 +3% -

    EPCOS - TDK Electronics

    4,815
    RFQ
    B65807C0100A033

    Datasheet

    B65807 Tape & Reel (TR) Active RM RM 6 M33 - 100 nH ±3% Gapped 27.4 750 0.86 26.9 31.3 - 840.0 Uncoated 0.203" (5.15mm) 0.701" (17.90mm) 0.323" (8.20mm)
    E43/10/28-3C90-E400-E

    E43/10/28-3C90-E400-E

    Ferrite Misc

    Ferroxcube

    3,916
    RFQ
    E43/10/28-3C90-E400-E

    Datasheet

    - Bulk Active E E 43 x 10 x 28 3C90 - 400 nH ±3% Gapped 87.0 - 0.548 97.0 178.0 175.0 17300.0 Uncoated 0.827" (21.00mm) 1.693" (43.00mm) 0.598" (15.20mm)
    RM10-3H3

    RM10-3H3

    Ferrite Misc

    Ferroxcube

    4,135
    RFQ
    RM10-3H3

    Datasheet

    - Bulk Active RM RM 10 3H3 - 4.05 µH ±25% Ungapped 1700.0 - - 43.5 81.9 - 3570.0 Uncoated - - -
    RM10-3D3

    RM10-3D3

    Ferrite Misc

    Ferroxcube

    3,928
    RFQ
    RM10-3D3

    Datasheet

    - Bulk Active RM RM 10 3D3 - 1.6 µH ±25% Ungapped 680.0 - - 43.5 81.9 - 3570.0 Uncoated - - -
    9595404602

    9595404602

    FERRITE CORE EER 95 SET

    Fair-Rite Products Corp.

    2,237
    RFQ
    9595404602

    Datasheet

    - Bulk Active EER - 95 - - ±25% Ungapped - 3000 69.0 100.0 144.0 130.0 14420.0 Uncoated - 1.575" (40.00mm) -
    E38/8/25-3F3-E315-E

    E38/8/25-3F3-E315-E

    Ferrite Misc

    Ferroxcube

    2,400
    RFQ
    E38/8/25-3F3-E315-E

    Datasheet

    - Bulk Active E E 38 x 8 x 25 3F3 - 315 nH ±3% Gapped 68.0 - 0.272 52.4 194.0 194.0 10200.0 Uncoated 0.325" (8.26mm) 1.500" (38.10mm) 1.000" (25.40mm)
    ZJ44015TC

    ZJ44015TC

    TOROID GREY COATED

    Magnetics, a division of Spang & Co.

    4,290
    RFQ
    ZJ44015TC

    Datasheet

    - Bulk Active Toroid - J 1.697" (43.15mm) 8.408 µH ±20% Ungapped - 5000 - 103.0 138.0 - 14205.0 Epoxy 0.756" (19.20mm) - -
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