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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
    00K4317E040

    00K4317E040

    KOOL MU 4317 E CORE

    Magnetics, a division of Spang & Co.

    2,844
    RFQ
    00K4317E040

    Datasheet

    - Bulk Active E - Kool Mu - 119 nH ±8% Ungapped - 40 - 77.5 152.0 - 11800.0 Uncoated 0.650" (16.51mm) 1.609" (40.87mm) 0.493" (12.52mm)
    DP42616UG

    DP42616UG

    DOUBLE SLAB SCP

    Magnetics, a division of Spang & Co.

    1,835
    RFQ
    DP42616UG

    Datasheet

    - Bulk Active EQ - P - 4.16 µH - Ungapped - 2500 - 38.9 77.0 62.7 3000.0 Uncoated 0.634" (16.10mm) 1.004" (25.50mm) 0.673" (17.09mm)
    00K4317E026

    00K4317E026

    KOOL MU 4317 E CORE

    Magnetics, a division of Spang & Co.

    3,644
    RFQ
    00K4317E026

    Datasheet

    - Bulk Active E - Kool Mu - 88 nH ±8% Ungapped - 26 - 77.5 152.0 - 11800.0 Uncoated 0.650" (16.51mm) 1.609" (40.87mm) 0.493" (12.52mm)
    C058239A2

    C058239A2

    HIGH FLUX 147 PERM KHAKI 240 SIZ

    Magnetics, a division of Spang & Co.

    3,715
    RFQ
    C058239A2

    Datasheet

    - Bulk Active Toroid - High Flux 0.285" (7.24mm) 64 nH ±8% Ungapped - 147 - 13.6 4.76 - 64.9 Coated 0.125" (3.18mm) - -
    B65805J0000R092

    B65805J0000R092

    FERRITE CORE RM

    EPCOS - TDK Electronics

    2,641
    RFQ
    B65805J0000R092

    Datasheet

    RM5 Box Active RM - - - - - Ungapped - - - - - - - Uncoated - - -
    B66484W0400C192

    B66484W0400C192

    FERRITE CORE

    EPCOS - TDK Electronics

    1,064
    RFQ
    B66484W0400C192

    Datasheet

    ER25/6/15 Box Active - - - - - - Gapped - - - - - - - - - - -
    B66484W0500D192

    B66484W0500D192

    FERRITE CORE

    EPCOS - TDK Electronics

    4,395
    RFQ
    B66484W0500D192

    Datasheet

    ER25/6/15 Box Active - - - - - - Gapped - - - - - - - - - - -
    B66484W0250B192

    B66484W0250B192

    ER25/6/15 N92 25 +4% -4

    EPCOS - TDK Electronics

    1,782
    RFQ
    B66484W0250B192

    Datasheet

    - Tray Active - - - - - - - - - - - - - - - - - -
    B66484W0330J192

    B66484W0330J192

    ER25/6/15 N92 330 +5% -

    EPCOS - TDK Electronics

    2,729
    RFQ
    B66484W0330J192

    Datasheet

    - Tray Active - - - - - - - - - - - - - - - - - -
    E42/21/20-3C90-G2000

    E42/21/20-3C90-G2000

    FERRITE CORE E 3C90

    Ferroxcube

    3,297
    RFQ
    E42/21/20-3C90-G2000

    Datasheet

    - Bulk Active E E 42 x 21 x 20 3C90 - - - - - - - - - - - Uncoated 0.827" (21.00mm) 1.693" (43.00mm) 0.787" (20.00mm)
    E42/21/20-3C90-G2200

    E42/21/20-3C90-G2200

    FERRITE CORE E 3C90

    Ferroxcube

    3,298
    RFQ
    E42/21/20-3C90-G2200

    Datasheet

    - Bulk Active E E 42 x 21 x 20 3C90 - - - - - - - - - - - Uncoated 0.827" (21.00mm) 1.693" (43.00mm) 0.787" (20.00mm)
    B65803P0000R092

    B65803P0000R092

    FERRITE CORE RM 1UH N92 2PCS

    EPCOS - TDK Electronics

    1,601
    RFQ
    B65803P0000R092

    Datasheet

    RM4/LP Box Active RM RM 4 LP N92 - 1 µH -20%, +30% Ungapped 950.0 1500 1.2 17.3 14.5 11.3 251.0 Uncoated 0.154" (3.90mm) 0.433" (11.00mm) 0.181" (4.60mm)
    P18/11-3C92

    P18/11-3C92

    Ferrite Misc

    Ferroxcube

    1,110
    RFQ
    P18/11-3C92

    Datasheet

    - Bulk Active - - - - - - - - - - - - - - - - - -
    EQ38/8/25-3C95-A250

    EQ38/8/25-3C95-A250

    Ferrite Misc

    Ferroxcube

    3,749
    RFQ
    EQ38/8/25-3C95-A250

    Datasheet

    - Bulk Active EQ EQ 38 x 8 x 25 3C95 - 250 nH ±3% Gapped 68.0 - 0.341 51.9 152.0 - 7900.0 Uncoated 0.315" (8.00mm) 1.500" (38.10mm) 1.000" (25.40mm)
    TX29/19/15-3E10

    TX29/19/15-3E10

    Ferrite Misc

    Ferroxcube

    2,415
    RFQ
    TX29/19/15-3E10

    Datasheet

    TX29/19/15 Bulk Active Toroid TX 29 x 19 x 15 3E10 1.179" (29.95mm) 12.7 µH ±20% Ungapped - - 0.98 73.2 73.9 - 5410.0 Epoxy 0.632" (16.05mm) - -
    6695322121

    6695322121

    FERRITE CORE PQ 95 SET

    Fair-Rite Products Corp.

    3,830
    RFQ
    6695322121

    Datasheet

    - Bulk Active PQ - 95 - - ±25% Ungapped - 3000 32.7 53.7 164.2 140.4 8821.0 Uncoated - 1.260" (32.00mm) 0.866" (22.00mm)
    B65805C0020A033

    B65805C0020A033

    FERRITE CORE RM

    EPCOS - TDK Electronics

    2,903
    RFQ
    B65805C0020A033

    Datasheet

    RM5 Box Active RM - - - - - Gapped - - - - - - - Uncoated - - -
    B65805C0063A033

    B65805C0063A033

    FERRITE CORE RM 63NH M33 2PCS

    EPCOS - TDK Electronics

    2,028
    RFQ
    B65805C0063A033

    Datasheet

    RM5 Box Active RM RM 5 M33 - 63 nH ±3% Gapped 50.2 750 1.0 20.8 20.8 - 433.0 Uncoated 0.207" (5.25mm) 0.575" (14.60mm) 0.268" (6.80mm)
    B65805P0000R041

    B65805P0000R041

    FERRITE CORE RM

    EPCOS - TDK Electronics

    4,430
    RFQ
    B65805P0000R041

    Datasheet

    RM5/LP Box Active RM - - - - - Ungapped - - - - - - - Uncoated - - -
    UR64/29/14-3C81

    UR64/29/14-3C81

    FERRITE CORE UR

    Ferroxcube

    3,069
    RFQ
    UR64/29/14-3C81

    Datasheet

    - Bulk Obsolete UR - - - - - - - - - - - - - Uncoated 1.142" (29.00mm) 2.520" (64.00mm) 0.551" (14.00mm)
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