Core: ferrite; EFD
| Type of core | ferrite |
| Version | EFD |
| Dimensions | Fig. 1. |
| Symbol | Manufacturer | Material | Al | Ve | Ae |
|---|---|---|---|---|---|
| [nH] | [mm3] | [mm2] | |||
| EFD12/6/3.5 | FERYSTER | F87 | 720 | 325 | 11.4 |
| EFD15/8/5 | FERYSTER | F87 | 820 | 510 | 15 |
| EFD20/10/7 | FERYSTER | F87 | 1350 | 1460 | 31 |
| EFD25/13/9 | FERYSTER | F87 | 2200 | 3300 | 58 |
| EFD30/15/9 | FERYSTER | F87 | 2100 | 4690 | 69 |
| EFD30/15/9-3F3 | FERROXCUBE | 3F3 | 1900 | 4700 | 69 |
| Symbol | A | B | C | D | E | F | G |
|---|---|---|---|---|---|---|---|
| [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | |
| EFD12/6/3.5 | 12.5 | 6.35 | 3.6 | 4.7 | 8.75 | 5.55 | 2.1 |
| EFD15/8/5 | 15 | 7.7 | 4.8 | 5.75 | 10.6 | 5.5 | 2.5 |
| EFD20/10/7 | 20 | 10.2 | 6.8 | 7.95 | 14.9 | 9.1 | 3.8 |
| EFD25/13/9 | 25 | 12.5 | 9.1 | 9.3 | 18.7 | 11.4 | 5.2 |
| EFD30/15/9 | 30 | 21.8 | 9.3 | 11.5 | 21.8 | 14.9 | 5.1 |
| EFD30/15/9-3F3 | 30 | 21.8 | 9.3 | 11.5 | 21.8 | 14.9 | 5.1 |
