B66337

www.DataSheet4U.com EC 35/17/10 Core EC cores I In accordance with IEC 60647 I Compact E core with large winding window I Round center leg particularly suitable B66337 EC 35/17/10 through EC 70/35/16 for use of thick winding wires I EC cores are supplied as single units Magnetic characteristics (per set) Σl/A le Ae A min Ve = 0,92 mm–1 = 77,4 mm = 84,3 mm2 = 71 mm2 = 6 530 mm3 Approx. weight 36 g/set Ungapped Material N27 A L value nH µe A L1min PV nH W/set Ordering code 2100 + 30/– 20 % 1530 1710 < 1,10 B66337-G-X127 (200 mT, 25 kHz, 100 °C) Gapped Material N27 g mm 0,10 ± 0,02 0,25 ± 0,02 0,50 ± 0,05 1,00 ± 0,05 AL value approx. nH 651 336 203 123 µe 475 245 148 90 Ordering code B66337-G100-X127 B66337-G250-X127 B66337-G500-X127 B66337-G1000-X127 The A L 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 Relationship between air gap – A L value K1 (25 °C) N27 Validity range: 123 K2 (25 °C) – 0,724 Calculation of saturation current K3 (25 °C) 214 K4 (25 °C) – 0,847 K3 (100 °C) K4 (100 °C) 198 – 0,865 K1, K2 : 0,10 mm < s < 2,50 mm K3, K4 : 70 nH < A L < 680 nH 500 08/01 Herausgegeben von EPCOS AG Marketing Kommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND  EPCOS AG 2000. Alle Rechte vorbehalten. Vervielfältigung, Veröffentlichung, Verbreitung und Verwertung dieser Broschüre und ih...