* Toroids are tested for AL values at 10KHz.
31 Material – specifications:
| Parameter | Symbol | Value | Units |
|---|---|---|---|
| Initial permeability | µi | 1500 | |
| Flux density @ field strength | B H | 3900 5 | Gauss Oersted |
| Residual flux density | Br | 3200 | Gauss |
| Coercive force | Hc | 0.28 | Oersted |
| Loss factor @ specific freq. | Tan δ/ µi | 20 1.0 | 10^-6 MHz |
| Temperature coefficient of initial permeability (20 -70°C) | 1.6 | %/°C | |
| Curie temperature | Tc | >130 | °C |
| Resistivity | ρ | 3000 | ohm-cm |
Recenzii
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