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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
    0078454A7

    0078454A7

    X FLUX 125 PERM BROWN 454 SIZE

    Magnetics, a division of Spang & Co.

    1,433
    RFQ
    0078454A7

    Datasheet

    - Bulk Active Toroid - XFlux 1.689" (42.90mm) 224 nH ±8% Ungapped - 125 - 103.0 148.0 - 15100.0 Uncoated 0.640" (16.26mm) - -
    0078450A7

    0078450A7

    X FLUX 040 PERM BROWN 454 SIZE

    Magnetics, a division of Spang & Co.

    4,481
    RFQ
    0078450A7

    Datasheet

    - Bulk Active Toroid - XFlux 1.689" (42.90mm) 72 nH ±8% Ungapped - 40 - 102.0 147.5 - 15100.0 Uncoated 0.640" (16.26mm) - -
    0078451A7

    0078451A7

    X FLUX 060 PERM BROWN 454 SIZE

    Magnetics, a division of Spang & Co.

    1,104
    RFQ
    0078451A7

    Datasheet

    - Bulk Active Toroid - XFlux 1.689" (42.90mm) 108 nH ±8% Ungapped - 60 - 102.0 147.5 - 15100.0 Uncoated 0.640" (16.26mm) - -
    B66367G3000X127

    B66367G3000X127

    FERRITE CORE ETD N27

    EPCOS - TDK Electronics

    3,077
    RFQ
    B66367G3000X127

    Datasheet

    ETD49/25/16 Box Active ETD ETD 49 x 25 x 16 N27 - - - Gapped - 2000 0.54 114.0 211.0 209.0 24100.0 Uncoated 0.980" (24.90mm) 1.909" (48.50mm) 0.657" (16.70mm)
    B65651D0160A041

    B65651D0160A041

    FERRITE CORE N41

    EPCOS - TDK Electronics

    3,073
    RFQ
    B65651D0160A041

    Datasheet

    P18/11 Box Active - P 18 x 11 N41 0.724" (18.40mm) - - Gapped - 2800 0.6 25.9 43.0 - 1114.0 Uncoated 0.209" (5.30mm) - -
    B66335G1500X192

    B66335G1500X192

    E55/28/21 N92 GAP 1.5+-

    EPCOS - TDK Electronics

    1,136
    RFQ
    B66335G1500X192

    Datasheet

    - Tray Active - - - - - - - - - - - - - - - - - -
    E55/28/21-3F36

    E55/28/21-3F36

    FERRITE CORE E 3F36

    Ferroxcube

    3,463
    RFQ
    E55/28/21-3F36

    Datasheet

    - Bulk Active E E 55 x 28 x 21 3F36 - - - - - - - - - - - Uncoated 1.083" (27.50mm) 2.213" (56.20mm) 0.827" (21.00mm)
    E56/24/19-3C91-G1000

    E56/24/19-3C91-G1000

    FERRITE CORE E 3C91

    Ferroxcube

    4,906
    RFQ
    E56/24/19-3C91-G1000

    Datasheet

    - Bulk Active E E 56 x 24 x 19 3C91 - - - - - - - - - - - Uncoated 0.929" (23.60mm) 2.209" (56.10mm) 0.740" (18.80mm)
    E56/24/19-3C91-G500

    E56/24/19-3C91-G500

    FERRITE CORE E 3C91

    Ferroxcube

    1,141
    RFQ
    E56/24/19-3C91-G500

    Datasheet

    - Bulk Active E E 56 x 24 x 19 3C91 - - - - - - - - - - - Uncoated 0.929" (23.60mm) 2.209" (56.10mm) 0.740" (18.80mm)
    PQ40/30-3C94

    PQ40/30-3C94

    FERRITE CORE PQ 3C94 2PC SET

    Ferroxcube

    1,986
    RFQ
    PQ40/30-3C94

    Datasheet

    - Bulk Active PQ PQ 40 x 30 3C94 - - ±25% Ungapped 1890.0 - 0.383 81.0 212.0 174.0 17100.0 Uncoated 1.181" (30.00mm) 1.634" (41.50mm) 1.102" (28.00mm)
    E55/28/21-3C97

    E55/28/21-3C97

    Ferrite Misc

    Ferroxcube

    1,508
    RFQ
    E55/28/21-3C97

    Datasheet

    - Bulk Active - - - - - - - - - - - - - - - - - -
    C058206A5

    C058206A5

    OBSOLETE HIGH FLUX 125 PERM KHAK

    Magnetics, a division of Spang & Co.

    4,584
    RFQ
    C058206A5

    Datasheet

    - Bulk Active Toroid - High Flux 0.830" (21.08mm) 68 nH ±8% Ungapped - 125 - 50.9 22.1 - 1120.0 Coated 0.280" (7.11mm) - -
    B64290L0048X037

    B64290L0048X037

    FERRITE CORE TOROID 7.6UH T37

    EPCOS - TDK Electronics

    1,398
    RFQ
    B64290L0048X037

    Datasheet

    TX34/20.5/12.5 Box Active Toroid - T37 1.397" (35.50mm) 7.6 µH ±25% Ungapped - 6000 0.99 82.06 82.6 - 6778.0 Epoxy 0.535" (13.60mm) - -
    PQ35/35-3C90-E315

    PQ35/35-3C90-E315

    Ferrite Misc

    Ferroxcube

    4,235
    RFQ
    PQ35/35-3C90-E315

    Datasheet

    PQ35/35 Bulk Active PQ PQ 35 x 35 3C90 - 315 nH ±3% Gapped 114.0 - 0.454 86.1 190.0 162.0 16300.0 Uncoated 0.683" (17.35mm) 1.421" (36.10mm) 1.024" (26.00mm)
    PQ35/35-3C91-A1000

    PQ35/35-3C91-A1000

    Ferrite Misc

    Ferroxcube

    3,984
    RFQ
    PQ35/35-3C91-A1000

    Datasheet

    PQ35/35 Bulk Active PQ PQ 35 x 35 3C91 - 1 µH - Gapped - - 0.454 86.1 190.0 162.0 16300.0 Uncoated 0.683" (17.35mm) 1.421" (36.10mm) 1.024" (26.00mm)
    PQ35/35-3C94-E315

    PQ35/35-3C94-E315

    Ferrite Misc

    Ferroxcube

    2,216
    RFQ
    PQ35/35-3C94-E315

    Datasheet

    PQ35/35 Bulk Active PQ PQ 35 x 35 3C94 - 315 nH ±3% Gapped 114.0 - 0.454 86.1 190.0 162.0 16300.0 Uncoated 0.683" (17.35mm) 1.421" (36.10mm) 1.024" (26.00mm)
    PLT58/38/4-3C92

    PLT58/38/4-3C92

    FERRITE CORE PLT 3C92

    Ferroxcube

    2,127
    RFQ
    PLT58/38/4-3C92

    Datasheet

    - Bulk Active PLT PLT 58 x 38 x 4 3C92 - - - - - - - - - - - Uncoated 0.161" (4.10mm) 2.299" (58.40mm) 1.500" (38.10mm)
    TX42/26/13-3E25

    TX42/26/13-3E25

    Ferrite Misc

    Ferroxcube

    2,987
    RFQ
    TX42/26/13-3E25

    Datasheet

    TX42/26/13 Bulk Active Toroid TX 42 x 26 x 13 3E25 1.656" (42.05mm) 6.425 µH ±25% Ungapped - 5500 1.076 103.0 95.8 - 9860.0 Epoxy 0.512" (13.00mm) - -
    0055050AY

    0055050AY

    MPP 125 PERM AY 050 SIZE

    Magnetics, a division of Spang & Co.

    3,554
    RFQ
    0055050AY

    Datasheet

    - Bulk Active Toroid - MPP 0.500" (12.70mm) 56 nH ±8% Ungapped - 125 - 31.2 10.9 - 340.0 Uncoated 0.187" (4.75mm) - -
    0059382A2

    0059382A2

    EDGE 026 PERM GREEN 380 SIZE

    Magnetics, a division of Spang & Co.

    3,810
    RFQ
    0059382A2

    Datasheet

    - Bulk Active Toroid - Edge 0.680" (17.27mm) 19 nH ±8% Ungapped - 26 - 41.4 23.2 - 960.0 Uncoated 0.250" (6.35mm) - -
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