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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
    P14/8-3H3

    P14/8-3H3

    Ferrite Misc

    Ferroxcube

    4,341
    RFQ
    P14/8-3H3

    Datasheet

    - Bulk Active P P 14 x 8 3H3 0.563" (14.30mm) 2.15 µH ±25% Ungapped 1350.0 - 0.789 19.8 25.1 19.8 495.0 Uncoated 0.165" (4.20mm) - -
    ER41/7.6/32-3C96

    ER41/7.6/32-3C96

    FERRITE CORE ER 3C96

    Ferroxcube

    4,447
    RFQ
    ER41/7.6/32-3C96

    Datasheet

    - Bulk Active ER ER 41 x 7.6 x 32 3C96 - - - - - - - - - - - Uncoated 0.300" (7.60mm) 1.600" (40.64mm) 1.260" (32.00mm)
    ER41/7.6/32-3F4

    ER41/7.6/32-3F4

    FERRITE CORE ER 3F4

    Ferroxcube

    4,215
    RFQ
    ER41/7.6/32-3F4

    Datasheet

    - Bulk Active ER ER 41 x 7.6 x 32 3F4 - - - - - - - - - - - Uncoated 0.300" (7.60mm) 1.600" (40.64mm) 1.260" (32.00mm)
    B65807P0000R092

    B65807P0000R092

    FERRITE CORE RM 2.3UH N92 2PCS

    EPCOS - TDK Electronics

    2,733
    RFQ
    B65807P0000R092

    Datasheet

    RM6 Box Active RM RM 6 LP N92 - 2.3 µH -20%, +30% Ungapped 1060.0 1500 0.58 21.8 37.5 31.2 820.0 Uncoated 0.177" (4.50mm) 0.701" (17.90mm) 0.323" (8.20mm)
    0077140AY

    0077140AY

    KOOL MU 125 PERM AY 140 SIZE

    Magnetics, a division of Spang & Co.

    4,022
    RFQ
    0077140AY

    Datasheet

    - Bulk Active Toroid - Kool Mu 0.140" (3.56mm) 26 nH ±15% Ungapped - 125 - 8.06 1.3 - 10.5 Uncoated 0.060" (1.52mm) - -
    0077120AY

    0077120AY

    KOOL MU 125 PERM AY 120 SIZE

    Magnetics, a division of Spang & Co.

    2,911
    RFQ
    0077120AY

    Datasheet

    - Bulk Active Toroid - Kool Mu 0.653" (16.59mm) 72 nH ±8% Ungapped - 125 - 41.2 19.2 - 791.0 Uncoated 0.250" (6.35mm) - -
    0058033A2

    0058033A2

    HIGH FLUX 014 PERM KHAKI 030 SIZ

    Magnetics, a division of Spang & Co.

    1,487
    RFQ
    0058033A2

    Datasheet

    - Bulk Active Toroid - High Flux 0.310" (7.87mm) 6 nH ±8% Ungapped - 14 - 17.9 5.99 - 107.0 Uncoated 0.125" (3.18mm) - -
    RM10/I-3C91

    RM10/I-3C91

    FERRITE CORE RM 3C91 2PC SET

    Ferroxcube

    1,706
    RFQ
    RM10/I-3C91

    Datasheet

    - Bulk Active RM RM 10 x 1 3C91 - - ±25% Ungapped 2020.0 - 0.462 44.6 96.6 89.1 4310.0 Uncoated 0.729" (18.60mm) 1.122" (28.50mm) 0.531" (13.50mm)
    RM10/I-3C94

    RM10/I-3C94

    FERRITE CORE RM 3C94 2PC SET

    Ferroxcube

    3,068
    RFQ
    RM10/I-3C94

    Datasheet

    - Bulk Active RM RM 10 x 1 3C94 - - ±25% Ungapped 1650.0 - 0.462 44.6 96.6 89.1 4310.0 Uncoated 0.729" (18.60mm) 1.122" (28.50mm) 0.531" (13.50mm)
    RM10/I-3C90

    RM10/I-3C90

    Ferrite Misc

    Ferroxcube

    1,224
    RFQ
    RM10/I-3C90

    Datasheet

    - Bulk Active RM RM 10 x 1 3C90 - 100 nH ±3% Gapped 37.0 - 0.462 44.6 96.6 89.1 4310.0 Uncoated 0.729" (18.60mm) 1.122" (28.50mm) 0.531" (13.50mm)
    EP20-3F3

    EP20-3F3

    Ferrite Misc

    Ferroxcube

    3,915
    RFQ
    EP20-3F3

    Datasheet

    - Bulk Active EP EP 20 3F3 - 3.55 µH ±25% Ungapped 1480.0 - 0.52 41.1 78.7 60.8 3230.0 Uncoated 0.421" (10.40mm) 0.945" (24.00mm) 0.591" (15.00mm)
    ER18/3.2/10-3C97-S

    ER18/3.2/10-3C97-S

    FERRITE CORE ER 3C97 2PC SET

    Ferroxcube

    2,903
    RFQ
    ER18/3.2/10-3C97-S

    Datasheet

    - Bulk Active ER ER 18 x 3.2 x 10 3C97 - - ±25% Ungapped - - 0.73 22.1 30.2 30.1 667.0 Uncoated 0.382" (9.70mm) 0.709" (18.00mm) 0.124" (3.15mm)
    ER18/3.2/10-3F36-S

    ER18/3.2/10-3F36-S

    FERRITE CORE ER 3F36 2PC SET

    Ferroxcube

    1,771
    RFQ
    ER18/3.2/10-3F36-S

    Datasheet

    - Bulk Active ER ER 18 x 3.2 x 10 3F36 - - ±25% Ungapped - - 0.73 22.1 30.2 30.1 667.0 Uncoated 0.382" (9.70mm) 0.709" (18.00mm) 0.124" (3.15mm)
    ER18/3.2/10-3F46-S

    ER18/3.2/10-3F46-S

    FERRITE CORE ER 3F46 2PC SET

    Ferroxcube

    3,145
    RFQ
    ER18/3.2/10-3F46-S

    Datasheet

    - Bulk Active ER ER 18 x 3.2 x 10 3F46 - - ±25% Ungapped - - 0.73 22.1 30.2 30.1 667.0 Uncoated 0.382" (9.70mm) 0.709" (18.00mm) 0.124" (3.15mm)
    B65807J0000R092

    B65807J0000R092

    FERRITE CORE RM N92

    EPCOS - TDK Electronics

    1,414
    RFQ
    B65807J0000R092

    Datasheet

    RM6 Box Active RM RM 6 N92 - - - - - 1500 0.78 28.6 36.6 31.0 1050.0 Uncoated 0.246" (6.25mm) 0.701" (17.90mm) 0.323" (8.20mm)
    B65517W0000R095

    B65517W0000R095

    FERRITE CORE N95

    EPCOS - TDK Electronics

    4,635
    RFQ
    B65517W0000R095

    Datasheet

    P9/5 Box Active - P 9 x 5 N95 0.366" (9.30mm) - - - - 3000 1.13 13.4 11.9 9.3 159.0 Uncoated 0.106" (2.70mm) - -
    E42/21/20-3F36-G200

    E42/21/20-3F36-G200

    FERRITE CORE E 3F36

    Ferroxcube

    1,933
    RFQ
    E42/21/20-3F36-G200

    Datasheet

    - Bulk Active E E 42 x 21 x 20 3F36 - - - - - - - - - - - Uncoated 0.827" (21.00mm) 1.693" (43.00mm) 0.787" (20.00mm)
    B65803A0025A001

    B65803A0025A001

    RM4 K 1 25 +3% -3

    EPCOS - TDK Electronics

    2,762
    RFQ
    B65803A0025A001

    Datasheet

    B65803 Tape & Reel (TR) Active RM RM 4 K1 - 25 nH ±3% Ungapped 37.8 - 1.9 21.0 11.0 - 231.0 Uncoated 0.177" (4.50mm) 0.433" (11.00mm) 0.181" (4.60mm)
    HF42616UG

    HF42616UG

    DOUBLE SLAB CP W/HOLE

    Magnetics, a division of Spang & Co.

    3,011
    RFQ
    HF42616UG

    Datasheet

    - Bulk Active ER - F - 4.6 µH ±25% Ungapped - 3000 - 39.0 72.1 62.7 2810.0 Uncoated 0.317" (8.05mm) 1.004" (25.50mm) 0.673" (17.09mm)
    RP42316A400

    RP42316A400

    GAPPED RM CORE

    Magnetics, a division of Spang & Co.

    1,769
    RFQ
    RP42316A400

    Datasheet

    - Bulk Active RM - P - 400 nH - Ungapped - 2500 - 35.5 52.0 - 1850.0 Uncoated 0.646" (16.40mm) 0.913" (23.20mm) 0.425" (10.80mm)
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