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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
    EQK4128E040L120

    EQK4128E040L120

    KOOL MU 040 PERM EQ 4128 SIZE

    Magnetics, a division of Spang & Co.

    3,034
    RFQ
    EQK4128E040L120

    Datasheet

    - Bulk Active EQ - Kool Mµ - 138 nH ±8% Ungapped - 40 - 83.6 200.0 - 16700.0 Uncoated 0.472" (12.00mm) 1.634" (41.50mm) 1.102" (28.00mm)
    0077586A7

    0077586A7

    KOOL MU 060 PERM BLACK 585 SIZE

    Magnetics, a division of Spang & Co.

    4,010
    RFQ
    0077586A7

    Datasheet

    - Bulk Active Toroid - Kool Mu 1.350" (34.29mm) 38 nH ±8% Ungapped - 60 - 89.5 46.4 - 4150.0 Uncoated 0.350" (8.90mm) - -
    EQK4128E060L120

    EQK4128E060L120

    KOOL MU 060 PERM EQ 4128 SIZE

    Magnetics, a division of Spang & Co.

    1,950
    RFQ
    EQK4128E060L120

    Datasheet

    - Bulk Active EQ - Kool Mu - 193 nH ±8% Ungapped - 60 - 83.6 200.0 - 16700.0 Uncoated 0.472" (12.00mm) 1.634" (41.50mm) 1.102" (28.00mm)
    RJ42316UG

    RJ42316UG

    R-RM DESIGN

    Magnetics, a division of Spang & Co.

    4,718
    RFQ
    RJ42316UG

    Datasheet

    - Bulk Active RM - J - 6.96 µH - Ungapped - 5000 - 35.5 52.0 36.9 1850.0 Uncoated 0.323" (8.20mm) 0.913" (23.20mm) 0.425" (10.80mm)
    B65805C0000R041

    B65805C0000R041

    FERRITE CORE RM

    EPCOS - TDK Electronics

    4,741
    RFQ
    B65805C0000R041

    Datasheet

    RM5 Box Active RM - - - - - Ungapped - - - - - - - Uncoated - - -
    E32/6/20/R-3C95-A250-P

    E32/6/20/R-3C95-A250-P

    FERRITE CORE E 3C95

    Ferroxcube

    4,552
    RFQ
    E32/6/20/R-3C95-A250-P

    Datasheet

    - Bulk Active E E 32 x 6 x 20 3C95 - - - - - - - - - - - Uncoated 0.250" (6.35mm) 1.250" (31.75mm) 0.800" (20.32mm)
    E32/6/20-3C95-A250-E

    E32/6/20-3C95-A250-E

    FERRITE CORE E 3C95

    Ferroxcube

    3,537
    RFQ
    E32/6/20-3C95-A250-E

    Datasheet

    - Bulk Active E E 32 x 6 x 20 3C95 - - - - - - - - - - - Uncoated 0.250" (6.35mm) 1.250" (31.75mm) 0.800" (20.32mm)
    E32/6/20-3C95-A250-P

    E32/6/20-3C95-A250-P

    FERRITE CORE E 3C95

    Ferroxcube

    3,029
    RFQ
    E32/6/20-3C95-A250-P

    Datasheet

    - Bulk Active E E 32 x 6 x 20 3C95 - - - - - - - - - - - Uncoated 0.250" (6.35mm) 1.250" (31.75mm) 0.800" (20.32mm)
    RM4/I-3C96-A100

    RM4/I-3C96-A100

    FERRITE CORE RM 100NH 3C96 2PC

    Ferroxcube

    3,535
    RFQ
    RM4/I-3C96-A100

    Datasheet

    - Bulk Active RM RM 4 3C96 - 100 nH ±3% Gapped 134.0 - 1.69 23.3 13.8 11.5 322.0 Uncoated 0.421" (10.40mm) 0.433" (11.00mm) 0.386" (9.80mm)
    RM4/I-3C96-A63

    RM4/I-3C96-A63

    FERRITE CORE RM 63NH 3C96 2PC

    Ferroxcube

    3,589
    RFQ
    RM4/I-3C96-A63

    Datasheet

    - Bulk Active RM RM 4 3C96 - 63 nH ±3% Gapped 85.0 - 1.69 23.3 13.8 11.5 322.0 Uncoated 0.421" (10.40mm) 0.433" (11.00mm) 0.386" (9.80mm)
    RM8/I-3C92-A160

    RM8/I-3C92-A160

    Ferrite Misc

    Ferroxcube

    2,342
    RFQ
    RM8/I-3C92-A160

    Datasheet

    RM8/I Bulk Active RM RM 8 3C92 - 160 nH - Ungapped - - 0.604 38.4 63.0 55.4 2440.0 Uncoated 0.323" (8.20mm) 0.913" (23.20mm) 0.913" (23.20mm)
    RM8/I-3C92-A315

    RM8/I-3C92-A315

    Ferrite Misc

    Ferroxcube

    3,941
    RFQ
    RM8/I-3C92-A315

    Datasheet

    RM8/I Bulk Active RM RM 8 3C92 - - - Gapped - - 0.604 38.4 63.0 55.4 2440.0 Uncoated 0.323" (8.20mm) 0.913" (23.20mm) 0.433" (11.00mm)
    RM4/I-3C95-A315

    RM4/I-3C95-A315

    Ferrite Misc

    Ferroxcube

    3,681
    RFQ
    RM4/I-3C95-A315

    Datasheet

    RM4/I Bulk Active RM RM 4 3C95 - 1.3 µH ±25% Ungapped - - 1.69 23.3 13.8 11.5 322.0 Uncoated 0.205" (5.20mm) 0.433" (11.00mm) 0.181" (4.60mm)
    RM4/I-3C95-A250

    RM4/I-3C95-A250

    Ferrite Misc

    Ferroxcube

    1,584
    RFQ
    RM4/I-3C95-A250

    Datasheet

    - Bulk Active RM RM 4 3C95 - 250 nH - Gapped - - 1.69 23.3 13.8 11.5 322.0 Uncoated 0.205" (5.20mm) 0.433" (11.00mm) 0.181" (4.60mm)
    RM4/I-3C95-A100

    RM4/I-3C95-A100

    FERRITE CORE RM 100NH 3C95 2PC

    Ferroxcube

    3,874
    RFQ
    RM4/I-3C95-A100

    Datasheet

    - Bulk Active RM RM 4 3C95 - 100 nH ±3% Gapped 134.0 - 1.69 23.3 13.8 11.5 322.0 Uncoated 0.421" (10.40mm) 0.433" (11.00mm) 0.386" (9.80mm)
    RM4/I-3C95-A63

    RM4/I-3C95-A63

    FERRITE CORE RM 63NH 3C95 2PC

    Ferroxcube

    1,622
    RFQ
    RM4/I-3C95-A63

    Datasheet

    - Bulk Active RM RM 4 3C95 - 63 nH ±3% Gapped 85.0 - 1.69 23.3 13.8 11.5 322.0 Uncoated 0.421" (10.40mm) 0.433" (11.00mm) 0.386" (9.80mm)
    9495112002

    9495112002

    FERRITE CORE E 95 SET

    Fair-Rite Products Corp.

    3,486
    RFQ
    9495112002

    Datasheet

    - Bulk Active E - 95 - - ±25% Ungapped - 3000 81.0 69.7 86.0 79.0 5990.0 Uncoated 0.565" (14.35mm) - 0.374" (9.50mm)
    B65517W0120A087

    B65517W0120A087

    P9/5 N87 120 +3% -

    EPCOS - TDK Electronics

    3,566
    RFQ
    B65517W0120A087

    Datasheet

    - Tray Active - - - - - - - - - - - - - - - - - -
    B65517W0080A087

    B65517W0080A087

    P9/5 N87 80 +3% -3

    EPCOS - TDK Electronics

    2,372
    RFQ
    B65517W0080A087

    Datasheet

    - Tray Active - - - - - - - - - - - - - - - - - -
    E41/17/12-3F36-G500

    E41/17/12-3F36-G500

    FERRITE CORE E 3F36

    Ferroxcube

    4,164
    RFQ
    E41/17/12-3F36-G500

    Datasheet

    - Bulk Active E E 41 x 17 x 12 3F36 - - - - - - - - - - - Uncoated 0.654" (16.60mm) 1.598" (40.60mm) 0.488" (12.40mm)
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