B66357

www.DataSheet4U.com ER 54/18/18 Core I Round center leg particularly suitable B66357 for use of thick winding wires or tapes I For compact winding design with low leakage inductance I ER cores are supplied as single units Magnetic characteristics (per set) Σl/A le Ae A min Ve = 0,35 mm–1 = 90 mm = 256 mm2 = 252 mm2 = 23 000 mm3 Approx. weight 119 g/set Ungapped Material N27 N87 A L value nH µe A L1min P V nH W/set Ordering code 5600 + 30/– 20 % 1560 4480 5800 + 30/– 20 % 1620 4480 < 4,40 B66357-G-X127 (200 mT, 25 kHz, 100 °C) < 12,50 B66357-G-X187 (200 mT, 100 kHz, 100 °C) Gapped Material N27 g mm 0,50 ± 0,05 A L value approx. nH 620 µe 173 Ordering code B66357-G500-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 N87 Validity range: 360 360 K2 (25 °C) – 0,786 – 0,786 Calculation of saturation current K3 (25 °C) 635 616 K4 (25 °C) – 0,847 – 0,796 K3 (100 °C) K4 (100 °C) 590 574 – 0,865 – 0,873 K1, K2 : 0,15 mm < s < 3,50 mm K3, K4 : 180 nH < A L < 1800 nH 475 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 ihres Inhalts ohne ausdrückliche Genehm...