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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-3H3-A400

    RM8/I-3H3-A400

    Ferrite Misc

    Ferroxcube

    4,564
    RFQ
    RM8/I-3H3-A400

    Datasheet

    - Bulk Active RM RM 8 3H3 - 400 nH ±3% Gapped 194.0 - 0.604 38.4 63.0 55.4 2440.0 Uncoated 0.323" (8.20mm) 0.913" (23.20mm) 0.433" (11.00mm)
    RM8/I-3H3-A1000

    RM8/I-3H3-A1000

    Ferrite Misc

    Ferroxcube

    3,786
    RFQ
    RM8/I-3H3-A1000

    Datasheet

    RM8/I Bulk Active RM RM 8 3H3 - 1 µH ±10% Gapped 485.0 - 0.604 38.4 63.0 55.4 2440.0 Uncoated 0.323" (8.20mm) 0.913" (23.20mm) 0.433" (11.00mm)
    RM8/I-3H3-A630

    RM8/I-3H3-A630

    Ferrite Misc

    Ferroxcube

    4,240
    RFQ
    RM8/I-3H3-A630

    Datasheet

    - Bulk Active RM RM 8 3H3 - 630 nH ±5% Gapped 306.0 - 0.604 38.4 63.0 55.4 2440.0 Uncoated 0.323" (8.20mm) 0.913" (23.20mm) 0.433" (11.00mm)
    RM8/I-3H3-A250

    RM8/I-3H3-A250

    Ferrite Misc

    Ferroxcube

    4,843
    RFQ
    RM8/I-3H3-A250

    Datasheet

    RM8/I Bulk Active RM RM 8 3H3 - 3.25 µH ±25% Gapped - - 0.604 38.4 63.0 55.4 2440.0 Uncoated 0.323" (8.20mm) 0.913" (23.20mm) 0.433" (11.00mm)
    P18/11-3F3

    P18/11-3F3

    Ferrite Misc

    Ferroxcube

    2,495
    RFQ
    P18/11-3F3

    Datasheet

    - Bulk Active P P 18 x 11 3F3 0.724" (18.40mm) 2.85 µH ±25% Ungapped 1350.0 - 0.597 25.8 43.3 36.0 1120.0 Uncoated 0.209" (5.30mm) - -
    B65807J1000D030

    B65807J1000D030

    FERRITE CORE RM N30

    EPCOS - TDK Electronics

    4,944
    RFQ
    B65807J1000D030

    Datasheet

    RM6 Box Active RM RM 6 N30 - - - Gapped - 4300 0.78 28.6 36.6 31.0 1050.0 Uncoated 0.246" (6.25mm) 0.701" (17.90mm) 0.323" (8.20mm)
    B65811J0630J087

    B65811J0630J087

    FERRITE CORE RM

    EPCOS - TDK Electronics

    4,239
    RFQ
    B65811J0630J087

    Datasheet

    RM8 Box Active RM - - - - - Gapped - - - - - - - Uncoated - - -
    9367055002

    9367055002

    FERRITE CORE I 132NH 67

    Fair-Rite Products Corp.

    1,362
    RFQ
    9367055002

    Datasheet

    - Tape & Reel (TR) Active I I 25 x 2.3 x 18 67 - 132 nH - Ungapped - - 0.293 26.4 90.3 82.8 2380.0 Uncoated 0.091" (2.30mm) 0.984" (25.00mm) 0.709" (18.00mm)
    SF41408A250

    SF41408A250

    GAPPED ROUND-SLAB CORE W/HOLE

    Magnetics, a division of Spang & Co.

    1,094
    RFQ
    SF41408A250

    Datasheet

    - Bulk Active EQ - F - 250 nH - Ungapped - 3000 - 20.2 23.0 - 460.0 Uncoated 0.334" (8.48mm) 0.551" (14.00mm) 0.370" (9.40mm)
    0077154AY

    0077154AY

    KOOL MU 090 PERM AY 150 SIZE

    Magnetics, a division of Spang & Co.

    4,386
    RFQ
    0077154AY

    Datasheet

    - Bulk Active Toroid - Kool Mu 0.155" (3.94mm) 25 nH ±15% Ungapped - 90 - 9.42 2.11 - 19.9 Uncoated 0.100" (2.54mm) - -
    0058042A2

    0058042A2

    HIGH FLUX 026 PERM KHAKI 040 SIZ

    Magnetics, a division of Spang & Co.

    1,645
    RFQ
    0058042A2

    Datasheet

    - Bulk Active Toroid - High Flux 0.400" (10.15mm) 14 nH ±8% Ungapped - 26 - 23.0 9.57 - 220.0 Uncoated 0.156" (3.96mm) - -
    C058384A2

    C058384A2

    HIGH FLUX 090 PERM KHAKI 380 SIZ

    Magnetics, a division of Spang & Co.

    2,071
    RFQ
    C058384A2

    Datasheet

    - Bulk Active Toroid - High Flux 0.710" (18.03mm) 64 nH ±8% Ungapped - 90 - 41.1 23.3 - 960.0 Coated 0.280" (7.11mm) - -
    0077151AY

    0077151AY

    KOOL MU 060 PERM AY 150 SIZE

    Magnetics, a division of Spang & Co.

    4,418
    RFQ
    0077151AY

    Datasheet

    - Bulk Active Toroid - Kool Mu 0.155" (3.94mm) 17 nH ±15% Ungapped - 60 - 9.42 2.11 - 19.9 Uncoated 0.100" (2.54mm) - -
    DF42311A315

    DF42311A315

    GAPPED DOUBLE SLAB POT CORE

    Magnetics, a division of Spang & Co.

    2,880
    RFQ
    DF42311A315

    Datasheet

    - Bulk Active EQ - F - 315 nH - Ungapped - 3000 - 26.8 51.2 - 1370.0 Uncoated 0.436" (11.08mm) 0.900" (22.86mm) 0.600" (15.25mm)
    0P42020A642

    0P42020A642

    GAPPED PQ CORE

    Magnetics, a division of Spang & Co.

    4,146
    RFQ
    0P42020A642

    Datasheet

    - Bulk Active PQ - P - 642 nH - Ungapped - 2500 - 45.7 62.6 - 2850.0 Uncoated 0.795" (20.20mm) 0.839" (21.30mm) 0.551" (14.00mm)
    UR37/26/18-3C90

    UR37/26/18-3C90

    FERRITE CORE UR 3C90

    Ferroxcube

    3,088
    RFQ
    UR37/26/18-3C90

    Datasheet

    - Bulk Active UR UR 37 x 26 x 18 3C90 - - - - - - - - - - - Uncoated 1.012" (25.70mm) 1.457" (37.00mm) 0.709" (18.00mm)
    PQ26/20-3C90-A250

    PQ26/20-3C90-A250

    Ferrite Misc

    Ferroxcube

    2,005
    RFQ
    PQ26/20-3C90-A250

    Datasheet

    - Bulk Active PQ PQ 26 x 20 3C90 - 250 nH - Gapped - - 0.372 45.0 121.0 109.0 5470.0 Uncoated 0.398" (10.10mm) 1.075" (27.30mm) 0.748" (19.00mm)
    PQ26/20-3C94-A400

    PQ26/20-3C94-A400

    Ferrite Misc

    Ferroxcube

    3,763
    RFQ
    PQ26/20-3C94-A400

    Datasheet

    - Bulk Active PQ PQ 26 x 20 3C94 - 400 nH - Gapped - - 0.372 45.0 121.0 109.0 5470.0 Uncoated 0.398" (10.10mm) 1.075" (27.30mm) 0.748" (19.00mm)
    PQ26/20-3C90-A315

    PQ26/20-3C90-A315

    Ferrite Misc

    Ferroxcube

    3,798
    RFQ
    PQ26/20-3C90-A315

    Datasheet

    PQ26/20 Bulk Active PQ PQ 26 x 20 3C90 - 315 nH ±3% Gapped 93.0 - 0.372 45.0 121.0 109.0 5470.0 Uncoated 0.398" (10.10mm) 1.075" (27.30mm) 0.748" (19.00mm)
    PQ26/20-3C90-A400

    PQ26/20-3C90-A400

    Ferrite Misc

    Ferroxcube

    2,702
    RFQ
    PQ26/20-3C90-A400

    Datasheet

    PQ26/20 Bulk Active PQ PQ 26 x 20 3C90 - 400 nH ±3% Gapped 118.0 - 0.372 45.0 121.0 109.0 5470.0 Uncoated 0.398" (10.10mm) 1.075" (27.30mm) 0.748" (19.00mm)
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