E Cores (9478114002)Part Number: 9478114002
78 E CORE SET
The E core geometry offers an economical design approach for inductive applications in a variety of power designs.
E cores can be supplied with the center post gapped to a mechanical dimension or an ALvalue.
Weight indicated is per pair or set.
Weight: 88 (g)
| Dim | mm | mm tol | nominal inch | inch misc. |
| A | 42 | ±0.70 | 1.654 | _ |
| B | 21.2 | ±0.30 | 0.835 | _ |
| C | 14.9 | ±0.30 | 0.587 | _ |
| D | 15.15 | ±0.30 | 0.596 | _ |
| E | 29.5 | min | 1.162 | min |
| F | 11.9 | ±0.30 | 0.469 | _ |
Chart Legend
Σl/A : Core Constant, le : Effective Path Length, Ae : Effective Cross-Sectional Area, Ve : Effective Core Volume
AL : Inductance Factor 
Explanation of Part Numbers: Digits 1 & 2 = product class and 3 & 4 = material grade.
| Electrical Properties | |
| AL(nH) | 4300 ±25% |
| Ae(cm2) | 1.77 |
| Σl/A(cm-1) | 5.53 |
| le(cm) | 9.79 |
| Ve(cm3) | 17.3 |
| Amin(cm2) | 1.74 |