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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
    CF297 T4919

    CF297 T4919

    COSMO INDIA TOROIDAL RINGS MN-Z

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF297 T4919

    Datasheet

    - Bulk Active Toroid TX 51 x 32 x 19 3C90 2.069" (52.55mm) - - - - - - - - - - Epoxy 0.783" (19.90mm) - -
    CF139 RM14

    CF139 RM14

    COSMO INDIA RM CORES MN-ZN

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF139 RM14

    Datasheet

    - Bulk Active RM RM 14 N87 - - - Gapped - 2200 0.35 70.0 200.0 - 14000.0 Uncoated 0.594" (15.10mm) 1.661" (42.20mm) 0.748" (19.00mm)
    7070 62-49-00-0000

    7070 62-49-00-0000

    FM Core

    Ferrite International

    4,800
    RFQ
    7070 62-49-00-0000

    Datasheet

    - Bulk Active PM PM 62 x 49 7070 - - ±25% Ungapped - - - - - - - Uncoated 0.959" (24.35mm) - -
    CF190 T4919

    CF190 T4919

    COSMO INDIA TOROIDAL RINGS MN-Z

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF190 T4919

    Datasheet

    - Bulk Active Toroid TX 51 x 32 x 19 - 2.069" (52.55mm) - - - - - - - - - - Epoxy 0.783" (19.90mm) - -
    CF295 RM14

    CF295 RM14

    COSMO INDIA RM CORES MN-ZN

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF295 RM14

    Datasheet

    - Bulk Active RM RM 14 N41 - 160 µH ±3% Gapped - 2800 0.35 70.0 200.0 - 14000.0 Uncoated 0.594" (15.10mm) 1.661" (42.20mm) 0.748" (19.00mm)
    50ALL 81-33-16-0000

    50ALL 81-33-16-0000

    UR 81

    Ferrite International

    1,800
    RFQ
    50ALL 81-33-16-0000

    Datasheet

    - Bulk Active UR - 50ALL - - ±25% Ungapped - - - - - - - Uncoated 1.285" (32.64mm) 3.197" (81.20mm) 0.622" (15.80mm)
    7099 81-33-16-0000

    7099 81-33-16-0000

    UR 81

    Ferrite International

    1,800
    RFQ
    7099 81-33-16-0000

    Datasheet

    - Bulk Active UR - 7099 - - ±25% Ungapped - - - - - - - Uncoated 1.285" (32.64mm) 3.197" (81.20mm) 0.622" (15.80mm)
    7070 81-33-16-0000

    7070 81-33-16-0000

    UR 81

    Ferrite International

    1,800
    RFQ
    7070 81-33-16-0000

    Datasheet

    - Bulk Active UR - 7070 - - ±25% Ungapped - - - - - - - Uncoated 1.285" (32.64mm) 3.197" (81.20mm) 0.622" (15.80mm)
    CF139 PQ5040

    CF139 PQ5040

    COSMO INDIA PQ CORE MN-ZN

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF139 PQ5040

    Datasheet

    - Bulk Active PQ PQ 50 x 40 N87 - 7.6 µH -20%, +30% Ungapped - - 0.28 93.0 334.0 - 31250.0 Uncoated 0.787" (20.00mm) 1.969" (50.00mm) 1.260" (32.00mm)
    CF139 T5019

    CF139 T5019

    COSMO INDIA TOROIDAL RINGS MN-Z

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF139 T5019

    Datasheet

    - Bulk Active Toroid TX 50 x 30 x 19 - 2.022" (51.35mm) - - - - - - - - - - Epoxy 0.791" (20.10mm) - -
    CF139  T4919

    CF139 T4919

    COSMO INDIA TOROIDAL RINGS MN-Z

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF139  T4919

    Datasheet

    - Bulk Active Toroid TX 51 x 32 x 19 - 2.069" (52.55mm) - - - - - - - - - - Epoxy 0.783" (19.90mm) - -
    CF196 EE7032

    CF196 EE7032

    COSMO INDIA E CORE MN-ZN

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF196 EE7032

    Datasheet

    - Bulk Active E E 70 x 33 x 32 N27 - - - Ungapped - - - - - - - Uncoated 1.307" (33.20mm) 2.776" (70.50mm) 1.260" (32.00mm)
    CF292 PQ3535

    CF292 PQ3535

    COSMO INDIA PQ CORE MN-ZN

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF292 PQ3535

    Datasheet

    - Bulk Active PQ PQ 35 x 35 N92 - 3.3 µH -20%, +30% Ungapped - 1500 0.467 79.2 169.7 - 13440.0 Uncoated 0.685" (17.40mm) 1.382" (35.10mm) 1.024" (26.00mm)
    CF296 PQ3535

    CF296 PQ3535

    COSMO INDIA PQ CORE MN-ZN

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF296 PQ3535

    Datasheet

    - Bulk Active PQ PQ 35 x 35 N95 - 150 nH ±10% Distributed Gapped - 3000 0.47 79.7 171.0 - 13650.0 Uncoated 0.685" (17.40mm) 1.382" (35.10mm) 1.024" (26.00mm)
    CF139 EE7032

    CF139 EE7032

    COSMO INDIA E CORE MN-ZN

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF139 EE7032

    Datasheet

    - Bulk Active E E 70 x 33 x 32 N87 - 250 nH ±10% Distributed Gapped - 2200 0.22 149.0 683.0 - 102000.0 Uncoated 1.307" (33.20mm) 2.776" (70.50mm) 1.260" (32.00mm)
    CF296 ETD5922

    CF296 ETD5922

    COSMO INDIA ETD CORE MN-ZN

    Cosmo Ferrites Ltd.

    500
    RFQ
    CF296 ETD5922

    Datasheet

    - Bulk Active ETD ETD 59 x 31 x 22 N95 - 100 nH ±10% Distributed Gapped - - 0.38 139.0 368.0 - 51200.0 Uncoated 0.870" (22.10mm) 2.354" (59.80mm) 0.870" (22.10mm)
    5099 93-28-30-0000

    5099 93-28-30-0000

    I Bar

    Ferrite International

    1,296
    RFQ
    5099 93-28-30-0000

    Datasheet

    * Bulk Active I I 93 x 28 x 30 5099 - - ±25% - - - - - - - - Uncoated 1.181" (30.00mm) 3.661" (93.00mm) 1.102" (28.00mm)
    7070 93-28-30-0000

    7070 93-28-30-0000

    I Bar

    Ferrite International

    1,296
    RFQ
    7070 93-28-30-0000

    Datasheet

    * Bulk Active I I 93 x 28 x 30 7070 - - ±25% - - - - - - - - Uncoated 1.181" (30.00mm) 3.661" (93.00mm) 1.102" (28.00mm)
    7099 93-28-30-0000

    7099 93-28-30-0000

    I Bar

    Ferrite International

    1,296
    RFQ
    7099 93-28-30-0000

    Datasheet

    * Bulk Active I I 93 x 28 x 30 7099 - - ±25% - - - - - - - - Uncoated 1.181" (30.00mm) 3.661" (93.00mm) 1.102" (28.00mm)
    N001 93-28-30-0000

    N001 93-28-30-0000

    I Bar

    Ferrite International

    1,296
    RFQ
    N001 93-28-30-0000

    Datasheet

    * Bulk Active I I 93 x 28 x 30 N001 - - ±25% - - - - - - - - Uncoated 1.181" (30.00mm) 3.661" (93.00mm) 1.102" (28.00mm)
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