What are Ferrite Cores ?
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| Part & Mfr | Total Stock | Pricing & RFQ | Core Factor (ΣI | Core Type | Diameter | Effective Area (Ae) mm² | Effective Length (le) mm | Effective Magnetic Volume (Ve) mm³ | Effective Permeability (µe) | Finish | Gap | Height | Inductance Factor (Al) | Initial Permeability (µi) | Length | Material | Minimum Core Cross Section (Amin) mm² | Supplier Device Package | Tolerance | Width | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ferroxcube
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- | Toroid | 0.635" (16.13mm) | - | - | - | - | Epoxy | - | 0.195" (4.95mm) | - | - | - | - | - | TX 16 x 9.1 x 4.7 | - | - | |
Fair-Rite Products Corp.
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- | Toroid | - | 13 | 29 | 378 | - | Uncoated | Ungapped | 0.188" (4.78mm) | - | 250 | - | 52 | - | - | ±25% | - | |
Fair-Rite Products Corp.
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- | EP | - | 10.3 | 14.8 | 152 | - | Uncoated | Ungapped | - | - | 3000 | - | 95 | 8.5 | - | ±25% | 0.252" (6.40mm) | |
TDK Corporation
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- | E | - | - | - | - | - | Uncoated | Ungapped | 0.315" (8.00mm) | - | - | 0.748" (19.00mm) | T46 | - | E 19 x 8 x 5 | - | 0.189" (4.80mm) | |
TDK Corporation
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- | E | - | - | - | - | - | Uncoated | Gapped | 0.504" (12.80mm) | - | - | 0.984" (25.00mm) | N27 | - | E 25 x 13 x 7 | - | 0.295" (7.50mm) | |
Ferroxcube
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- | Toroid | 0.510" (12.95mm) | 12.3 | 29.5 | 361 | - | Epoxy | Ungapped | 0.198" (5.03mm) | - | - | - | - | - | TX 13 x 7.1 x 4.8 | - | - | |
Fair-Rite Products Corp.
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- | EFD | - | 31 | 47.4 | 1440 | - | Uncoated | Ungapped | - | - | 3000 | - | 95 | 29 | - | ±25% | - | |
TDK Corporation
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- | Multi-Hole (2) | - | 10.2 | 7.6 | 78 | - | Parylene | Ungapped | 0.246" (6.25mm) | 7.3 µH | 4300 | 0.287" (7.30mm) | N30 | - | - | ±30% | 0.167" (4.25mm) | |
Fair-Rite Products Corp.
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- | Toroid | 0.665" (16.90mm) | 19.9 | 38.5 | 766 | - | Plastic | Ungapped | 0.280" (7.11mm) | 3.225 µH | 5000 | - | 75 | - | - | -25%, +20% | - | |
TDK Corporation
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- | - | 0.220" (5.60mm) | - | - | - | - | Uncoated | - | 0.146" (3.70mm) | - | 2300 | - | N22 | - | - | - | - | |
TDK Corporation
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- | RM | - | 31.3 | 26.9 | 840 | 171 | Uncoated | Gapped | 0.246" (6.25mm) | 250 nH | - | 0.701" (17.90mm) | N48 | - | RM 6 | ±3% | 0.323" (8.20mm) | |
TDK Corporation
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- | P (Pot Core) | 0.370" (9.40mm) | - | - | - | - | Uncoated | Ungapped | 0.181" (4.60mm) | - | - | - | M33 | - | PCH 9.4 x 4.6 | - | - | |
TDK Corporation
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- | RM | - | 36.6 | 28.6 | 1050 | - | Uncoated | Gapped | 0.246" (6.25mm) | - | 2200 | 0.701" (17.90mm) | N87 | 31 | RM 6 | - | 0.323" (8.20mm) | |
TDK Corporation
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- | RM | - | 20.8 | 20.8 | 433 | 79.6 | Uncoated | Gapped | 0.207" (5.25mm) | 100 nH | 750 | 0.575" (14.60mm) | M33 | - | RM 5 | ±3% | 0.268" (6.80mm) | |
Fair-Rite Products Corp.
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- | Toroid | 0.860" (21.84mm) | 24.3 | 51.8 | 1261 | - | Plastic | Ungapped | 0.280" (7.11mm) | 1.27 µH | 2000 | - | 77 | - | - | -30%, +25% | - | |
Fair-Rite Products Corp.
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- | Toroid | 0.860" (21.84mm) | 24.3 | 52 | 126 | - | Plastic | Ungapped | 0.280" (7.11mm) | 2.95 µH | 5000 | - | 75 | - | - | -25%, +20% | - | |
TDK Corporation
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- | E | - | - | - | - | - | Uncoated | Ungapped | 0.646" (16.40mm) | - | - | 1.260" (32.00mm) | N27 | - | E 32 x 16 x 9 | - | 0.374" (9.50mm) | |
TDK Corporation
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- | ELP | - | - | - | - | - | Uncoated | Ungapped | 0.157" (4.00mm) | - | - | 0.709" (18.00mm) | N87 | - | ELP 18 x 4 x 10 | - | 0.394" (10.00mm) | |
TDK Corporation
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- | ER | - | - | - | - | - | Uncoated | Ungapped | 0.124" (3.15mm) | - | - | 0.709" (18.00mm) | N92 | - | ER 18 x 3 x 10 | - | 0.382" (9.70mm) | |
TDK Corporation
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- | ER | - | - | - | - | - | Uncoated | Ungapped | 0.124" (3.15mm) | - | - | 0.709" (18.00mm) | N87 | - | ER 18 x 3 x 10 | - | 0.382" (9.70mm) | |
TDK Corporation
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- | I | - | - | - | - | - | Uncoated | Ungapped | 0.059" (1.50mm) | - | - | 0.551" (14.00mm) | N97 | - | I 14 x 1.5 x 5 | - | 0.197" (5.00mm) | |
TDK Corporation
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- | EQ | - | - | - | - | - | Uncoated | Ungapped | 0.112" (2.85mm) | - | - | 0.504" (12.80mm) | N92 | - | EQ 13 x 3 | - | 0.343" (8.70mm) | |
TDK Corporation
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- | I | - | - | - | - | - | Uncoated | Ungapped | 0.098" (2.50mm) | - | - | 0.858" (21.80mm) | N87 | - | I 22 x 2.5 x 16 | - | 0.622" (15.80mm) | |
TDK Corporation
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- | I | - | - | - | - | - | Uncoated | Ungapped | 0.098" (2.50mm) | - | - | 0.858" (21.80mm) | N97 | - | I 22 x 2.5 x 16 | - | 0.622" (15.80mm) | |
TDK Corporation
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- | I | - | - | - | - | - | Uncoated | Ungapped | 0.098" (2.50mm) | - | - | 0.858" (21.80mm) | N97 | - | I 22 x 2.5 x 16 | - | 0.622" (15.80mm) | |
TDK Corporation
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- | ELP | - | - | - | - | - | Uncoated | Ungapped | 0.157" (4.00mm) | - | - | 0.709" (18.00mm) | N92 | - | ELP 18 x 4 x 10 | - | 0.394" (10.00mm) | |
TDK Corporation
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- | I | - | - | - | - | - | Uncoated | Ungapped | 0.091" (2.30mm) | - | - | 0.984" (25.00mm) | N97 | - | I 25 x 2 | - | 0.709" (18.00mm) | |
TDK Corporation
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- | ELP | - | - | - | - | - | Uncoated | Ungapped | 0.157" (4.00mm) | - | - | 0.709" (18.00mm) | N49 | - | ELP 18 x 4 x 10 | - | 0.394" (10.00mm) | |
TDK Corporation
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- | ETD | - | - | - | - | - | Uncoated | Gapped | 0.689" (17.50mm) | - | - | 1.339" (34.00mm) | N27 | - | ETD 34 x 17 x 11 | - | 0.433" (11.00mm) | |
TDK Corporation
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- | ER | - | - | - | - | - | Uncoated | Ungapped | 0.216" (5.50mm) | - | - | 0.984" (25.00mm) | N97 | - | ER 25 x 6 x 15 | - | 0.583" (14.80mm) | |
TDK Corporation
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- | ELP | - | - | - | - | - | Uncoated | Ungapped | 0.224" (5.70mm) | - | - | 0.858" (21.80mm) | N92 | - | ELP 22 x 6 x 16 | - | 0.622" (15.80mm) | |
TDK Corporation
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- | EQ | - | - | - | - | - | Uncoated | Ungapped | 0.248" (6.30mm) | - | - | 0.787" (20.00mm) | N97 | - | EQ 20 x 6 | - | 0.551" (14.00mm) | |
TDK Corporation
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- | RM | - | 20.8 | 20.8 | 433 | 199 | Uncoated | Gapped | 0.207" (5.25mm) | 250 nH | - | 0.575" (14.60mm) | N48 | - | RM 5 | ±3% | 0.268" (6.80mm) | |
TDK Corporation
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- | EC | - | - | - | - | - | Uncoated | Ungapped | 0.687" (17.45mm) | - | - | 1.358" (34.50mm) | N27 | - | EC 35 x 17 x 10 | - | 0.386" (9.80mm) | |
TDK Corporation
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- | EQ | - | - | - | - | - | Uncoated | Ungapped | 0.248" (6.30mm) | - | - | 0.787" (20.00mm) | N49 | - | EQ 20 x 6 | - | 0.551" (14.00mm) | |
TDK Corporation
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- | RM | - | 36.6 | 28.6 | 1050 | 171 | Uncoated | Gapped | 0.246" (6.25mm) | 250 nH | - | 0.701" (17.90mm) | N48 | 31 | RM 6 | ±3% | 0.323" (8.20mm) | |
TDK Corporation
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- | RM | - | - | - | - | - | Uncoated | Gapped | - | - | - | - | - | - | - | - | - | |
TDK Corporation
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- | Toroid | 0.917" (23.30mm) | 51.15 | 54.15 | 2789 | - | Epoxy | Ungapped | 0.543" (13.80mm) | 6.2 µH | 5200 | - | T65 | - | - | ±30% | - | |
Fair-Rite Products Corp.
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- | PQ | - | 164.2 | 75.3 | 12370 | - | Uncoated | Ungapped | - | - | 2400 | 1.260" (32.00mm) | - | 140.1 | - | ±25% | 0.866" (22.00mm) | |
TDK Corporation
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- | I | - | - | - | - | - | Uncoated | Ungapped | 0.098" (2.50mm) | - | - | 0.984" (25.00mm) | N92 | - | I 25 x 3 x 15 | - | 0.583" (14.80mm) | |
TDK Corporation
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- | P (Pot Core) | 0.563" (14.30mm) | 25 | 20 | 500 | 618 | Uncoated | Ungapped | 0.167" (4.25mm) | 970 nH | 750 | - | M33 | 20 | P 14 x 8 | -20%, +30% | - | |
TDK Corporation
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- | EQ | - | - | - | - | - | Uncoated | Ungapped | 0.220" (5.60mm) | - | - | 0.984" (25.00mm) | N97 | - | EQ 25 x 6 | - | 0.709" (18.00mm) | |
Fair-Rite Products Corp.
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- | Toroid | 1.274" (32.35mm) | 46.6 | 75.7 | 3532 | - | Plastic | Ungapped | 0.343" (8.70mm) | 1.665 µH | 2000 | - | 77 | - | - | -30%, +25% | - | |
Fair-Rite Products Corp.
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- | Toroid | 1.299" (33.00mm) | 59 | 76.4 | 4510 | - | Plastic | Ungapped | 0.406" (10.30mm) | 2.09 µH | 2000 | - | 77 | - | - | -30%, +25% | - | |
Fair-Rite Products Corp.
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- | PQ | - | 164.2 | 75.3 | 12370 | - | Uncoated | Ungapped | - | - | 3000 | 1.260" (32.00mm) | 95 | 140.1 | - | ±25% | 0.866" (22.00mm) | |
Fair-Rite Products Corp.
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- | ROD | - | - | - | - | - | Uncoated | Ungapped | - | - | 2300 | - | 78 | - | - | - | - | |
Fair-Rite Products Corp.
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- | E | - | 221 | 62.1 | 13700 | - | Uncoated | Ungapped | - | - | 2400 | - | - | 215 | - | ±25% | - | |
TDK Corporation
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- | RM | - | 11 | 21 | 231 | 243 | Uncoated | Gapped | 0.207" (5.25mm) | 160 nH | - | 0.433" (11.00mm) | N48 | - | RM 4 | ±3% | 0.181" (4.60mm) | |
TDK Corporation
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- | RM | - | - | - | - | - | Uncoated | Gapped | - | - | - | - | - | - | - | - | - | |
Ferroxcube
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- | E | - | - | - | - | - | Uncoated | - | 0.591" (15.00mm) | - | - | 1.213" (30.80mm) | 3C90 | - | E 30 x 15 x 7 | - | 0.287" (7.30mm) |