| Manufacturer | TDK |
| Type of core | ferrite |
| Version | EFD |
| Symbol | Material | Effective core volume (Ve) | Effective core cross-section (Ae) | Inductance factor AL | Related items |
|---|---|---|---|---|---|
| [mm3] | [mm2] | [nH] | |||
| B66421U0160K187 | N87 | 3310 | 58 | 160 | EFD25/13/9 |
| B66421U0250K187 | N87 | 3310 | 58 | 250 | EFD25/13/9 |
| B66421U0315K187 | N87 | 3310 | 58 | 315 | EFD25/13/9 |
| B66423G0000X197 | N97 | 4690 | 69 | 2150 | EFD30/15/9 |
| B66423U0160K187 | N87 | 4690 | 69 | 160 | EFD30/15/9 |
| B66423U0315K187 | N87 | 4690 | 69 | 315 | EFD30/15/9 |
| B66417U0160K187 | N87 | 1460 | 31 | 160 | EFD20/10/7 |
| B66421G0000X197 | N97 | 3310 | 58 | 2100 | EFD25/13/9 |
| B66423G0000X187 | N87 | 4690 | 69 | 2050 | EFD30/15/9 |