What are Ferrite Cores ?
Parts in this category
Tap rows to select parts
Compare stocked parts across manufacturers and distributors, then add lines to your RFQ.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EFD | - | - | - | - | - | Uncoated | - | 0.394" (10.00mm) | - | - | 0.787" (20.00mm) | PC200 | - | - | - | 0.264" (6.70mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ER | - | 8.81 | 13.6 | 120 | 1032 | Uncoated | Ungapped | 0.098" (2.50mm) | 840 nH | 2300 | 0.374" (9.50mm) | N97 | - | ER 9.5 x 5 | -20%, +30% | 0.197" (5.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EP | - | 11.3 | 19.2 | 217 | 2700 | Uncoated | Ungapped | 0.205" (5.20mm) | 2 µH | 4300 | 0.465" (11.80mm) | N30 | 8.5 | EP 10 | -20%, +30% | 0.309" (7.85mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ER | - | 12.4 | 14.1 | 174 | 1050 | Uncoated | Ungapped | 0.098" (2.50mm) | 1.2 µH | 2200 | 0.433" (11.00mm) | N87 | - | ER 11 x 5 | -20%, +30% | 0.236" (6.00mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | RM | - | - | - | - | - | Uncoated | - | 0.354" (9.00mm) | - | - | 0.701" (17.90mm) | 3C95 | - | RM 6 | - | 0.323" (8.20mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 0.880" (22.35mm) | 24.8 | 54.2 | 1340 | - | Epoxy | Ungapped | 0.265" (6.75mm) | - | 5200 | - | - | - | TX 22 x 14 x 6.4 | ±30% | - | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | RM | - | 20.8 | 20.8 | 433 | 251 | Uncoated | Gapped | 0.207" (5.25mm) | 315 nH | - | 0.575" (14.60mm) | N48 | - | RM 5 | ±3% | 0.268" (6.80mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 0.797" (20.25mm) | - | - | - | - | Epoxy | - | 0.291" (7.40mm) | - | - | - | - | - | TX 20 x 10 x 7 | - | - | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | E | - | - | - | - | - | Uncoated | Gapped | 0.598" (15.20mm) | - | - | 1.181" (30.00mm) | N27 | - | E 30 x 15 x 7 | - | 0.287" (7.30mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | 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
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 1.397" (35.50mm) | 66.08 | 82.06 | 5423 | - | Epoxy | Ungapped | 0.437" (11.10mm) | 4.36 µH | 4300 | - | N30 | - | - | ±25% | - | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EFD | - | - | - | - | - | Uncoated | - | 0.591" (15.00mm) | - | - | 1.181" (30.00mm) | 3F46 | - | EFD 30 x 15 x 9 | - | 0.358" (9.10mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ER | - | 12.4 | 14.1 | 174 | 580 | Uncoated | Ungapped | 0.197" (5.00mm) | - | 800 | 0.433" (11.00mm) | PC200 | 10.3 | ER 11 x 5 | -20%, +30% | 0.236" (6.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 0.917" (23.30mm) | 32.6 | 54.2 | 1763 | - | Epoxy | Ungapped | 0.354" (9.00mm) | 1.13 µH | 1500 | - | N49 | - | - | ±25% | - | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EQ | - | - | - | - | - | Uncoated | - | 0.220" (5.60mm) | - | - | 0.984" (25.00mm) | 3C95 | - | EQ 25 x LP | - | 0.709" (18.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EP | - | 11.3 | 19.2 | 217 | 1480 | Uncoated | Ungapped | 0.205" (5.20mm) | 1.1 µH | 2200 | 0.465" (11.80mm) | N87 | 8.5 | EP 10 | -20%, +30% | 0.309" (7.85mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 0.917" (23.30mm) | 32.6 | 54.2 | 1763 | - | Epoxy | Ungapped | 0.354" (9.00mm) | 7.57 µH | 10000 | - | T38 | - | - | ±30% | - | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EFD | - | - | - | - | - | Uncoated | - | 0.591" (15.00mm) | - | - | 1.181" (30.00mm) | 3F36 | - | EFD 30 x 15 x 9 | - | 0.358" (9.10mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ELP | - | - | - | - | - | Uncoated | Ungapped | 0.224" (5.70mm) | - | - | 0.858" (21.80mm) | N87 | - | ELP 22 x 6 x 16 | - | 0.622" (15.80mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ER | - | 12.4 | 14.1 | 174 | 5600 | Uncoated | Ungapped | 0.098" (2.50mm) | 6.4 µH | 10000 | 0.433" (11.00mm) | T38 | - | ER 11 x 5 | -30%, +40% | 0.236" (6.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | I | - | - | - | - | - | Uncoated | Ungapped | 0.079" (2.00mm) | - | - | 0.709" (18.00mm) | N87 | - | I 18 x 2 x 10 | - | 0.394" (10.00mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 1.007" (25.95mm) | - | - | - | - | Epoxy | - | 0.429" (10.90mm) | - | - | - | 3C90 | - | TX 25 x 15 x 10 | - | - | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 1.007" (25.95mm) | 48.9 | 60.2 | 2944 | 2300 | Epoxy | Ungapped | 0.429" (10.90mm) | - | - | - | 3C94 | - | TX 25 x 15 x 10 | ±25% | - | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EP | - | 19.5 | 24.2 | 472 | 1580 | Uncoated | Ungapped | 0.256" (6.50mm) | 1.6 µH | 2200 | 0.504" (12.80mm) | N87 | 14.9 | EP 13 | -20%, +30% | 0.354" (9.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ER | - | 17.6 | 19 | 333 | 1290 | Uncoated | Ungapped | 0.116" (2.95mm) | 1.5 µH | 2300 | 0.571" (14.50mm) | N97 | - | ER 14.5 x 6 | -20%, +30% | 0.264" (6.70mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EP | - | 11.3 | 19.2 | 217 | 6490 | Uncoated | Ungapped | 0.205" (5.20mm) | 4.8 µH | 2300 | 0.465" (11.80mm) | T38 | 8.5 | EP 10 | -30%, +40% | 0.309" (7.85mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | E | - | - | - | - | - | Uncoated | - | 0.224" (5.70mm) | - | - | 0.858" (21.80mm) | 3C90 | - | E 22 x 6 x 16 | - | 0.622" (15.80mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | E | - | - | - | - | - | Uncoated | - | 0.654" (16.60mm) | - | - | 1.598" (40.60mm) | 3C94 | - | E 41 x 17 x 12 | - | 0.488" (12.40mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 0.880" (22.35mm) | - | - | - | - | Epoxy | - | 0.510" (12.95mm) | - | - | - | - | - | TX 22 x 14 x 13 | - | - | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EP | - | 19.5 | 24.2 | 472 | 158 | Uncoated | Gapped | 0.256" (6.50mm) | 160 nH | 2200 | 0.504" (12.80mm) | N87 | 14.9 | EP 13 | ±4% | 0.354" (9.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 1.047" (26.60mm) | 51.26 | 60.07 | 3079 | - | Epoxy | Ungapped | 0.433" (11.00mm) | 5.35 µH | 5000 | - | T65 | - | - | ±30% | - | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ER | - | - | - | - | - | Uncoated | Ungapped | 0.201" (5.10mm) | - | - | 0.913" (23.20mm) | N97 | - | ER 23 x 5 x 13 | - | 0.492" (12.50mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | EFD | - | 15 | 34 | 510 | 667 | Uncoated | Ungapped | 0.295" (7.50mm) | - | - | 0.591" (15.00mm) | 3F46 | 12.2 | EFD 15 x 8 x 5 | ±25% | 0.183" (4.65mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ETD | - | - | - | - | - | Uncoated | Gapped | 0.689" (17.50mm) | - | - | 1.339" (34.00mm) | N87 | - | ETD 34 x 17 x 11 | - | 0.433" (11.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | I | - | - | - | - | - | Uncoated | Ungapped | 0.079" (2.00mm) | - | - | 0.709" (18.00mm) | N49 | - | I 18 x 2 x 10 | - | 0.394" (10.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | E | - | - | - | - | - | Uncoated | Ungapped | 0.709" (18.00mm) | - | - | 1.417" (36.00mm) | N87 | - | E 36 x 18 x 11 | - | 0.453" (11.50mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ELP | - | - | - | - | - | Uncoated | Ungapped | 0.157" (4.00mm) | - | - | 0.709" (18.00mm) | N49 | - | ELP 18 x 4 x 10 | - | 0.394" (10.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | RM | - | 23.8 | 22.1 | 526 | 590 | Uncoated | Ungapped | 0.413" (10.50mm) | - | 800 | 0.575" (14.60mm) | PC200 | 18 | RM 5 | -20%, +30% | 0.268" (6.80mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ELP | - | - | - | - | - | Uncoated | Ungapped | 0.157" (4.00mm) | - | - | 0.709" (18.00mm) | N97 | - | ELP 18 x 4 x 10 | - | 0.394" (10.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ER | - | - | - | - | - | Uncoated | Ungapped | 0.201" (5.10mm) | - | - | 0.913" (23.20mm) | N87 | - | ER 23 x 5 x 13 | - | 0.492" (12.50mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | P (Pot Core) | 0.366" (9.30mm) | 10 | 12.5 | 125 | 159 | Uncoated | Gapped | 0.106" (2.70mm) | 160 nH | - | - | N48 | - | P 9 x 5 | ±3% | - | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ER | - | - | - | - | - | Uncoated | Ungapped | 0.124" (3.15mm) | - | - | 0.709" (18.00mm) | N49 | - | ER 18 x 3 x 10 | - | 0.382" (9.70mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | E | - | - | - | - | - | Uncoated | Ungapped | 0.650" (16.50mm) | - | - | 1.598" (40.60mm) | N87 | - | E 40 x 16 x 12 | - | 0.492" (12.50mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | RM | - | 23.8 | 22.1 | 526 | 2590 | Uncoated | Ungapped | 0.207" (5.25mm) | 3.5 µH | 4300 | 0.575" (14.60mm) | N30 | 18 | RM 5 | -20%, +30% | 0.268" (6.80mm) | |
Ferroxcube
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | ER | - | - | - | - | - | Uncoated | - | 0.142" (3.60mm) | - | - | 0.913" (23.20mm) | 3C92 | - | ER 23 x 3.6 x 13 | - | 0.492" (12.50mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 1.047" (26.60mm) | 76.89 | 60.07 | 4619 | - | Epoxy | Ungapped | 0.638" (16.20mm) | 6.93 µH | 4300 | - | N30 | - | - | ±25% | - | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | RM | - | 23.8 | 22.1 | 526 | 1920 | Uncoated | Ungapped | 0.207" (5.25mm) | 2.6 µH | 2800 | 0.575" (14.60mm) | N41 | 18 | RM 5 | -20%, +30% | 0.268" (6.80mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | I | - | 14.5 | 16.7 | 242 | - | Uncoated | Ungapped | 0.059" (1.50mm) | - | - | 0.551" (14.00mm) | - | 13.9 | I 14 x 1.5 x 5 | ±25% | 0.197" (5.00mm) | |
TDK Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Toroid | 0.425" (10.80mm) | 7.83 | 24.07 | 188 | - | Epoxy | Ungapped | 0.187" (4.75mm) | 610 nH | 1500 | - | N49 | - | - | ±25% | - |