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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
    RM8/I-3C97

    RM8/I-3C97

    FERRITE CORE RM 3C97 2PC SET

    Ferroxcube

    2,976
    RFQ
    RM8/I-3C97

    Datasheet

    - Bulk Active RM RM 8 3C97 - - - Ungapped - - 0.604 38.4 63.0 55.4 2440.0 Uncoated 0.646" (16.40mm) 0.913" (23.20mm) 0.433" (11.00mm)
    RM8/I-3F36

    RM8/I-3F36

    FERRITE CORE RM 3F36 2PC SET

    Ferroxcube

    1,050
    RFQ
    RM8/I-3F36

    Datasheet

    - Bulk Active RM RM 8 3F36 - - ±25% Ungapped - - 0.604 38.4 63.0 55.4 2440.0 Uncoated 0.646" (16.40mm) 0.913" (23.20mm) 0.433" (11.00mm)
    RM8/I-3F46

    RM8/I-3F46

    FERRITE CORE RM 3F46 2PC SET

    Ferroxcube

    3,325
    RFQ
    RM8/I-3F46

    Datasheet

    - Bulk Active RM RM 8 3F46 - - ±25% Ungapped - - 0.604 38.4 63.0 55.4 2440.0 Uncoated 0.646" (16.40mm) 0.913" (23.20mm) 0.433" (11.00mm)
    9598354202

    9598354202

    FERRITE CORE EER SET

    Fair-Rite Products Corp.

    4,473
    RFQ
    9598354202

    Datasheet

    - Bulk Active EER - - - - ±25% Ungapped - 2400 82.0 91.1 111.0 100.0 10140.0 Uncoated - 1.378" (35.00mm) 0.445" (11.30mm)
    00K4017E026

    00K4017E026

    KOOL MU 4017 E CORE

    Magnetics, a division of Spang & Co.

    3,390
    RFQ
    00K4017E026

    Datasheet

    - Bulk Active E - Kool Mu - 56 nH ±8% Ungapped - 26 - 98.4 128.0 - 12600.0 Uncoated 0.830" (21.08mm) 1.687" (42.85mm) 0.424" (10.77mm)
    HJ42311UG

    HJ42311UG

    DOUBLE SLAB CP W/HOLE

    Magnetics, a division of Spang & Co.

    2,534
    RFQ
    HJ42311UG

    Datasheet

    - Bulk Active ER - J - 7.853 µH - Ungapped - 5000 - 27.0 48.2 37.8 1300.0 Uncoated 0.218" (5.54mm) 0.900" (22.86mm) 0.600" (15.25mm)
    LPX4225E026L107

    LPX4225E026L107

    X FLUX 026 PERM LP 4225 SIZE

    Magnetics, a division of Spang & Co.

    1,501
    RFQ
    LPX4225E026L107

    Datasheet

    - Bulk Active ELP - XFlux - 116 nH ±8% Ungapped - 26 - 69.7 206.0 - 14360.0 Uncoated 0.421" (10.40mm) 1.654" (42.00mm) 0.984" (25.00mm)
    00K4017E040

    00K4017E040

    KOOL MU 4017 E CORE

    Magnetics, a division of Spang & Co.

    2,901
    RFQ
    00K4017E040

    Datasheet

    - Bulk Active E - Kool Mu - 76 nH ±8% Ungapped - 40 - 98.4 128.0 - 12600.0 Uncoated 0.830" (21.08mm) 1.687" (42.85mm) 0.424" (10.77mm)
    FR43809EC

    FR43809EC

    E CORE

    Magnetics, a division of Spang & Co.

    1,004
    RFQ
    FR43809EC

    Datasheet

    - Bulk Active Planar E - R - 7.3 µH - Ungapped - 2300 - 57.8 192.0 191.0 11100.0 Uncoated 0.375" (9.53mm) 1.500" (38.10mm) 1.000" (25.40mm)
    00K4017E060

    00K4017E060

    KOOL MU 4017 E CORE

    Magnetics, a division of Spang & Co.

    3,317
    RFQ
    00K4017E060

    Datasheet

    - Bulk Active E - Kool Mu - 105 nH ±8% Ungapped - 60 - 98.4 128.0 - 12600.0 Uncoated 0.830" (21.08mm) 1.687" (42.85mm) 0.424" (10.77mm)
    ZF42908TC

    ZF42908TC

    TOROID GREY COATED

    Magnetics, a division of Spang & Co.

    4,572
    RFQ
    ZF42908TC

    Datasheet

    - Bulk Active Toroid - F 1.177" (29.90mm) 1.902 µH ±20% Ungapped - 3000 - 73.2 36.0 - 2632.0 Epoxy 0.317" (8.05mm) - -
    C055014A2

    C055014A2

    MPP 173 PERM GREY 020 SIZE

    Magnetics, a division of Spang & Co.

    3,911
    RFQ
    C055014A2

    Datasheet

    - Bulk Active Toroid - MPP 0.275" (6.99mm) 69 nH ±8% Ungapped - 173 - 13.6 4.7 - 64.0 Coated 0.135" (3.43mm) - -
    00K4017E090

    00K4017E090

    KOOL MU 4017 E CORE

    Magnetics, a division of Spang & Co.

    4,838
    RFQ
    00K4017E090

    Datasheet

    - Bulk Active E - Kool Mu - 151 nH ±8% Ungapped - 90 - 98.4 128.0 - 12600.0 Uncoated 0.830" (21.08mm) 1.687" (42.85mm) 0.424" (10.77mm)
    C055234A2

    C055234A2

    MPP 173 PERM GREY 240 SIZE

    Magnetics, a division of Spang & Co.

    3,457
    RFQ
    C055234A2

    Datasheet

    - Bulk Active Toroid - MPP 0.285" (7.24mm) 75 nH ±8% Ungapped - 173 - 13.6 4.76 - 64.9 Coated 0.125" (3.18mm) - -
    NL42316UG

    NL42316UG

    RM NH CORE

    Magnetics, a division of Spang & Co.

    1,774
    RFQ
    NL42316UG

    Datasheet

    - Bulk Active RM - L - 1.7 µH ±25% Ungapped - 900 - 38.4 63.0 55.4 2440.0 Uncoated 0.323" (8.20mm) 0.913" (23.20mm) 0.433" (11.00mm)
    C058028A2

    C058028A2

    HIGH FLUX 160 PERM KHAKI 030 SIZ

    Magnetics, a division of Spang & Co.

    1,498
    RFQ
    C058028A2

    Datasheet

    - Bulk Active Toroid - High Flux 0.335" (8.51mm) 66 nH ±8% Ungapped - 160 - 17.9 5.99 - 107.0 Coated 0.150" (3.81mm) - -
    0L42020UG

    0L42020UG

    PQ CORE

    Magnetics, a division of Spang & Co.

    1,168
    RFQ
    0L42020UG

    Datasheet

    - Bulk Active PQ - L - 1.17 µH ±25% Ungapped - 900 - 45.7 62.6 59.1 2850.0 Uncoated 0.398" (10.10mm) 0.839" (21.30mm) 0.551" (14.00mm)
    C055287A2

    C055287A2

    MPP 200 PERM GREY 290 SIZE

    Magnetics, a division of Spang & Co.

    4,347
    RFQ
    C055287A2

    Datasheet

    - Bulk Active Toroid - MPP 0.405" (10.29mm) 105 nH ±8% Ungapped - 200 - 21.8 9.45 - 206.0 Coated 0.181" (4.60mm) - -
    C055017A2

    C055017A2

    MPP 200 PERM GREY 020 SIZE

    Magnetics, a division of Spang & Co.

    1,230
    RFQ
    C055017A2

    Datasheet

    - Bulk Active Toroid - MPP 0.275" (6.99mm) 80 nH ±8% Ungapped - 200 - 13.6 4.7 - 64.0 Coated 0.135" (3.43mm) - -
    T60004L2022W867

    T60004L2022W867

    W867

    VACUUMSCHMELZE

    4,111
    RFQ
    T60004L2022W867

    Datasheet

    - Box Active Toroid - Nanocrystalline 0.945" (24.00mm) 4.3 µH - Ungapped - - - 6.1 120.0 - - Epoxy 0.315" (8.00mm) - -
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