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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- | E | - | - | - | - | - | Uncoated | - | 0.402" (10.20mm) | - | - | 2.520" (64.00mm) | 3F36 | - | E 64 x 10 x 50 | - | 2.000" (50.80mm) | |
TDK Corporation
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- | P (Pot Core) | 1.417" (36.00mm) | 202 | 52 | 10500 | 51 | Uncoated | Gapped | 0.433" (11.00mm) | 250 nH | - | - | N48 | - | P 36 x 22 | ±2% | - | |
TDK Corporation
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- | Toroid | 2.040" (51.80mm) | 195.7 | 120.4 | 23560 | - | Epoxy | Ungapped | 0.839" (21.30mm) | 4.46 µH | 2200 | - | N87 | - | - | ±25% | - | |
VACUUMSCHMELZE
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- | Toroid | 1.906" (48.40mm) | 85.5 | 118 | - | - | Uncoated | Ungapped | 0.717" (18.20mm) | 87.6 µH | - | - | - | - | - | - | - | |
TDK Corporation
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- | Toroid | 2.040" (51.80mm) | 195.7 | 120.4 | 23560 | - | Epoxy | Ungapped | 0.839" (21.30mm) | 8.7 µH | 4300 | - | N30 | - | - | ±25% | - | |
VACUUMSCHMELZE
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- | Toroid | 2.106" (53.50mm) | 76 | 141 | - | - | Uncoated | Ungapped | 0.921" (23.40mm) | 45 µH | - | - | - | - | - | - | - | |
TDK Corporation
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- | ELP | - | - | - | - | - | Uncoated | Ungapped | 0.402" (10.20mm) | - | - | 2.520" (64.00mm) | N87 | - | ELP 64 x 10 x50 | - | 2.000" (50.80mm) | |
Fair-Rite Products Corp.
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- | Toroid | - | 158 | 145 | 22800 | - | Uncoated | Ungapped | 0.500" (12.70mm) | - | 16 | - | 68 | - | - | - | - | |
Ferroxcube
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- | PQ | - | - | - | - | - | Uncoated | - | 1.969" (50.00mm) | - | - | 2.008" (51.00mm) | 3C95 | - | PQ 50 x 50 | - | 1.260" (32.00mm) | |
Ferroxcube
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- | ER | - | - | - | - | - | Uncoated | - | 0.500" (12.70mm) | - | - | 2.520" (64.00mm) | 3C92 | - | ER 64 x 13 x 51 | - | 2.000" (50.80mm) | |
Fair-Rite Products Corp.
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- | ROD | 0.098" (2.50mm) | 3.14 | - | - | 31 | Uncoated | Ungapped | - | - | 2300 | 0.591" (15.00mm) | 78 | - | - | - | - | |
TDK Corporation
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- | Toroid | 2.366" (60.10mm) | 152.4 | 152.4 | 23230 | - | Epoxy | Ungapped | 0.740" (18.80mm) | 7.16 µH | 5700 | - | T37 | - | - | ±25% | - | |
Ferroxcube
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- | E | - | - | - | - | - | Uncoated | - | 1.083" (27.50mm) | - | - | 2.213" (56.20mm) | 3C91 | - | E 55 x 28 x 21 | - | 0.827" (21.00mm) | |
Ferroxcube
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- | Toroid | 2.480" (63.00mm) | - | - | - | - | Epoxy | - | 0.984" (25.00mm) | - | - | - | - | - | - | - | - | |
Ferroxcube
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- | U | - | - | - | - | - | Uncoated | - | - | - | - | - | - | - | U 100 x 57 x 25 | - | 0.984" (25.00mm) | |
VACUUMSCHMELZE
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- | Toroid | 2.650" (67.30mm) | 124 | 178 | - | - | Uncoated | Ungapped | 1.126" (28.60mm) | 59 µH | - | - | - | - | - | - | - | |
TDK Corporation
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- | PM | 2.441" (62.00mm) | 570 | 109 | 62000 | 1400 | Uncoated | Ungapped | 0.965" (24.50mm) | 9.2 µH | 2200 | - | N87 | 470 | PM 62 x 49 | -20%, +30% | - | |
Fair-Rite Products Corp.
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- | Toroid | - | 277 | 230 | 63700 | - | Uncoated | Ungapped | 0.500" (12.70mm) | - | 800 | - | 43 | - | - | ±25% | - | |
TDK Corporation
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- | Toroid | 4.126" (104.80mm) | 267.2 | 255.3 | 68220 | - | Epoxy | Ungapped | 0.650" (16.50mm) | 5.5 µH | 4200 | - | N30 | - | - | ±25% | - | |
Ferroxcube
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- | U | - | - | - | - | - | Uncoated | - | 3.583" (91.00mm) | - | - | 4.961" (126.00mm) | 3C94 | - | U 126 x 91 x 20 | - | 0.787" (20.00mm) | |
VACUUMSCHMELZE
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- | Toroid | 3.378" (85.80mm) | 228 | 204 | - | - | Uncoated | Ungapped | 1.004" (25.50mm) | 94 µH | - | - | - | - | - | - | - | |
Ferroxcube
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- | P (Pot Core) | 2.610" (66.29mm) | - | - | - | - | Uncoated | - | 2.256" (57.30mm) | - | - | - | 3C91 | - | P 66 x 56 | - | - | |
Ferroxcube
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- | RM | - | 96.6 | 44.6 | 4310 | 37 | Uncoated | Gapped | 0.729" (18.60mm) | 100 nH | - | 1.122" (28.50mm) | 3C90 | 89.1 | RM 10 x 1 | ±3% | 0.531" (13.50mm) | |
Ferroxcube
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- | PM | 4.488" (114.00mm) | - | - | - | - | Uncoated | - | 3.661" (93.00mm) | - | - | - | 3C94 | - | PM 114 x 93 | - | - | |
TDK Corporation
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- | Toroid | - | 7.83 | 24.07 | 188 | - | Epoxy | Gapped | 0.157" (4.00mm) | - | 2000 | 0.394" (10.00mm) | N27 | - | - | - | 0.236" (6.00mm) | |
TDK Corporation
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- | Toroid | 0.425" (10.80mm) | 7.83 | 24.07 | 188 | - | Epoxy | Ungapped | 0.187" (4.75mm) | 900 nH | 2200 | - | N87 | - | - | ±25% | - | |
TDK Corporation
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- | Toroid | 0.158" (4.02mm) | 1.25 | 9.63 | 12 | - | Parylene | Ungapped | 0.064" (1.62mm) | 700 nH | 4300 | - | N30 | - | - | ±25% | - | |
TDK Corporation
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- | Toroid | 0.425" (10.80mm) | 7.83 | 24.07 | 188 | - | Epoxy | Ungapped | 0.187" (4.75mm) | 1.76 µH | 4300 | - | N30 | - | - | ±25% | - | |
Fair-Rite Products Corp.
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- | E | - | 15.2 | 16.6 | 252 | - | Uncoated | Ungapped | - | - | 2300 | 0.551" (14.00mm) | 78 | 15 | - | ±25% | 0.197" (5.00mm) | |
TDK Corporation
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- | Toroid | 0.158" (4.02mm) | 1.25 | 9.63 | 12 | - | Parylene | Ungapped | 0.064" (1.62mm) | 1.63 µH | 10000 | - | T38 | - | - | ±30% | - | |
Ferroxcube
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- | E | - | - | - | - | - | Uncoated | - | 0.256" (6.50mm) | - | - | 0.496" (12.60mm) | 3C94 | - | E 13 x 7 x 4 | - | 0.146" (3.70mm) | |
TDK Corporation
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- | Toroid | 0.425" (10.80mm) | 7.83 | 24.07 | 188 | - | Epoxy | Ungapped | 0.187" (4.75mm) | 4.09 µH | 10000 | - | T38 | - | - | ±30% | - | |
Ferroxcube
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- | E | - | - | - | - | - | Uncoated | - | 0.323" (8.20mm) | - | - | 0.630" (16.00mm) | 3C94 | - | E 16 x 8 x 5 | - | 0.185" (4.70mm) | |
TDK Corporation
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- | Toroid | 0.535" (13.60mm) | 12.23 | 30.09 | 368 | - | Epoxy | Ungapped | 0.234" (5.95mm) | 1.12 µH | 2200 | - | N87 | - | - | ±25% | - | |
Fair-Rite Products Corp.
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- | E | - | 39.5 | 24.3 | 960 | - | Uncoated | Ungapped | - | - | 2300 | - | 78 | 39 | - | ±25% | 0.394" (10.00mm) | |
Ferroxcube
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- | E | - | - | - | - | - | Uncoated | - | 0.319" (8.10mm) | - | - | 0.752" (19.10mm) | 3C94 | - | E 19 x 8 x 5 | - | 0.185" (4.70mm) | |
TDK Corporation
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- | Toroid | 0.535" (13.60mm) | 12.23 | 30.09 | 368 | - | Epoxy | Ungapped | 0.234" (5.95mm) | 2.2 µH | 4300 | - | N30 | - | - | ±25% | - | |
TDK Corporation
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- | Toroid | 0.249" (6.32mm) | 3.06 | 15.21 | 46.5 | - | Parylene | Ungapped | 0.099" (2.52mm) | 560 nH | 2200 | - | N87 | - | - | ±25% | - | |
TDK Corporation
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- | Toroid | 0.425" (10.80mm) | 7.83 | 24.07 | 188 | - | Epoxy | Ungapped | 0.187" (4.75mm) | 610 nH | 1500 | - | N49 | - | - | ±25% | - | |
TDK Corporation
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- | Multi-Hole (2) | - | 2.1 | 3.7 | 7.8 | - | Parylene | Ungapped | 0.100" (2.54mm) | 3.1 µH | 4300 | 0.144" (3.65mm) | N30 | - | - | ±30% | 0.085" (2.15mm) | |
TDK Corporation
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- | Toroid | 0.425" (10.80mm) | 7.83 | 24.07 | 188 | - | Epoxy | Ungapped | 0.187" (4.75mm) | 6 µH | 15000 | - | T46 | - | - | ±30% | - | |
TDK Corporation
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- | E | - | - | - | - | - | Uncoated | Ungapped | 0.256" (6.50mm) | - | - | 0.496" (12.60mm) | N87 | - | E 13 x 7 x 4 | - | 0.146" (3.70mm) | |
TDK Corporation
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- | Toroid | 0.425" (10.80mm) | 7.83 | 24.07 | 188 | - | Epoxy | Ungapped | 0.187" (4.75mm) | 2.46 µH | 6000 | - | T35 | - | - | ±25% | - | |
TDK Corporation
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- | Toroid | 0.394" (10.00mm) | 7.83 | 24.07 | 188 | - | Uncoated | Ungapped | 0.157" (4.00mm) | 4.09 µH | 10000 | - | T38 | - | R 10 x 6 x 4 | ±30% | - | |
Fair-Rite Products Corp.
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- | E | - | 39.5 | 24.3 | 960 | - | Uncoated | Ungapped | - | - | 3000 | - | 95 | 39 | - | ±25% | 0.394" (10.00mm) | |
Ferroxcube
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- | E | - | - | - | - | - | Uncoated | - | 0.394" (10.00mm) | - | - | 0.815" (20.70mm) | 3C94 | - | E 20 x 10 x 5 | - | 0.209" (5.30mm) | |
TDK Corporation
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- | Toroid | 0.535" (13.60mm) | 14.96 | 31.17 | 466 | - | Epoxy | Ungapped | 0.281" (7.15mm) | 1.33 µH | 2200 | - | N87 | - | - | ±25% | - | |
TDK Corporation
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- | Toroid | 0.594" (15.10mm) | 12.3 | 34.98 | 430 | - | Epoxy | Ungapped | 0.236" (6.00mm) | 970 nH | 2200 | - | N87 | - | - | ±25% | - | |
TDK Corporation
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- | Toroid | 0.249" (6.32mm) | 3.06 | 15.21 | 46.5 | - | Parylene | Ungapped | 0.099" (2.52mm) | 1.09 µH | 4300 | - | N30 | - | - | ±25% | - | |
Ferroxcube
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- | E | - | - | - | - | - | Uncoated | - | 0.224" (5.70mm) | - | - | 0.858" (21.80mm) | 3F46 | - | E 22 x 6 x 16 | - | 0.622" (15.80mm) |