E Cores (9478101002)Part Number: 9478101002
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: 4 (g)
| Dim | mm | mm tol | nominal inch | inch misc. |
| A | 16.1 | ±0.60 | 0.634 | _ |
| B | 8.05 | ±0.20 | 0.317 | _ |
| C | 4.5 | ±0.20 | 0.177 | _ |
| D | 5.9 | ±0.20 | 0.232 | _ |
| E | 11.3 | min | 0.445 | min |
| F | 4.55 | ±0.15 | 0.179 | _ |
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) | 950 ±25% |
| Ae(cm2) | 0.196 |
| Σl/A(cm-1) | 19.3 |
| le(cm) | 3.77 |
| Ve(cm3) | 0.739 |
| Amin(cm2) | 0.189 |