(PDF) B66343 Datasheet

Número de pieza	B66343
Descripción	Core
Fabricantes	EPCOS
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No Preview Available ! www.DataSheet4U.com EC 70/35/16 Core I In accordance with IEC 60647 I Compact E core with large winding window I Round center leg particularly suitable for use of thick winding wires I EC cores are supplied as single units Magnetic characteristics (per set) Σl/A = 0,52 mm–1 le = 144 mm Ae = 279 mm2 Amin = 211 mm2 Ve = 40 200 mm3 Approx. weight 252 g/set B66343 Ungapped Material N27 AL value nH µe AL1min PV nH W/set Ordering code 3900 + 30/– 20 % 1600 3050 < 4,80 B66343-G-X127 (200 mT, 25 kHz, 100 °C) Gapped Material N27 g mm 0,50 ± 0,05 1,00 ± 0,05 AL value approx. nH 529 320 µe 217 131 Ordering code B66343-G500-X127 B66343-G1000-X127 The AL value in the table applies to a core set comprising one ungapped core (dimension g = 0) and one gapped core (dimension g > 0). Calculation factors (for formulas, see “E cores: general information”, page 382) Material N27 Relationship between air gap - AL value K1 (25 °C) K2 (25 °C) 320 – 0,725 Calculation of saturation current K3 (25 °C) K4 (25 °C) K3 (100 °C) K4 (100 °C) 644 – 0,847 603 – 0,865 Validity range: K1, K2: 0,10 mm < s < 3,50 mm K3, K4: 120 nH < AL < 1200 nH 503 08/01 1 page

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PDF B66343 Data sheet ( Hoja de datos )