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| PartNumber | B64290L664X830 | B64290L668X38 | B64290L668X87 |
| Description | EMI/RFI Suppressors & Ferrites Ferrite Toroids / Ferrite Rings TOROID 41.8X26.2X17.2N30 | EMI/RFI Suppressors & Ferrites Ferrite Toroids / Ferrite Rings TOROID 38.1X19.05 X19.05 T38 | Ferrite Core Toroid Core 39.4mm 13.8mm General Application (Alt: B64290L0668X087) |
| Manufacturer | - | EPCOS (TDK) | - |
| Product Category | - | Ferrite Cores | - |
| Material | - | T38 | - |
| Series | - | B64290 | - |
| Product | - | Toroids | - |
| Type | - | Ring Core | - |
| Packaging | - | Bulk | - |
| Height | - | 13.80mm | - |
| Length | - | - | - |
| Width | - | - | - |
| Supplier Device Package | - | - | - |
| Tolerance | - | ±30% | - |
| Core Type | - | Toroid | - |
| Diameter | - | 39.40mm | - |
| Inductance | - | 17.6 uH | - |
| Inductance Factor Al | - | 17.6μH | - |
| Gap | - | Ungapped | - |
| Effective Permeability μe | - | - | - |
| Initial Permeability μi | - | 10000 | - |
| Core Factor ΣI A mm 1 | - | 0.71 | - |
| Effective Length le mm | - | 82.97 | - |
| Effective Area Ae mm2 | - | 116.2 | - |
| Minimum Core Cross Section Amin mm2 | - | - | - |
| Effective Magnetic Volume Ve mm3 | - | 9644 | - |
| Finish | - | Epoxy | - |
| Product Type | - | Toroid Ferrite | - |
| Outside Diameter | - | 38.1 mm | - |
| Inside Diameter | - | 19.05 mm | - |
| Part # Aliases | - | B64290L0668X038 | - |
| Core Material | - | T38 | - |
| Outside Height | - | 12.7 mm | - |