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| PartNumber | B66377G1500X127 | B66377G0000X127 | B66377G1000X127 |
| Description | Ferrite Cores & Accessories ER46/17/18 N27LP 1.5MM | Ferrite Cores & Accessories ER46/17/18 N27OL | EMI/RFI Suppressors & Ferrites Ferrite Cores & Accessories ER46/17/18 N27LP 1.0MM |
| Manufacturer | EPCOS / TDK | EPCOS / TDK | EPCOS (TDK) |
| Product Category | Ferrite Cores & Accessories | Ferrite Cores & Accessories | Ferrite Cores |
| Series | B66347 | B66377G | B66377 |
| Product | Ferrite Cores | Ferrite Cores | Ferrite Cores |
| Type | Gapped | Ungapped | Gapped |
| Core | ER Core | ER Core | ER Core |
| Core Size | 46 x 17 x 18 | 46 x 17 x 18 | 46 x 17 x 18 |
| Inductance | 245 nH | 5.7 uH | 343 nH |
| Tolerance | 0.07 % | - 20 %, + 30 % | 0.07 % |
| Core Material | N27 | N27 | N27 |
| Packaging | Box | Bulk | Bulk |
| Brand | EPCOS / TDK | EPCOS / TDK | - |
| Product Type | Ferrite Cores & Accessories | Ferrite Cores & Accessories | - |
| Factory Pack Quantity | 180 | 180 | - |
| Subcategory | Ferrites | Ferrites | - |
| Part # Aliases | B66377G1500X127 | B66377G B66377GX127 X127 | - |
| RoHS | - | Y | - |
| Material | - | - | N27 |
| Height | - | - | 17.50mm |
| Length | - | - | 46.00mm |
| Width | - | - | 18.00mm |
| Supplier Device Package | - | - | ER 46 x 17 x 18 |
| Core Type | - | - | ER |
| Diameter | - | - | - |
| Inductance Factor Al | - | - | - |
| Gap | - | - | Gapped |
| 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 | - | - | Uncoated |