B66315

www.DataSheet4U.com E 25,4/10/7 Core I Size based on US lam. size E cores B66315 US designation E2425 I E cores with high permeability for common-mode chokes and broadband applications I E cores are supplied as single units Magnetic characteristics (per set) Σl/A le Ae A min Ve = 1,27 mm–1 = 49,2 mm = 38,8 mm2 = 38,4 mm2 = 1 910 mm3 Approx. weight 9,6 g/set Ungapped Material N30 N27 N87 T42 Gapped Material N27 g mm 0,50 ± 0,05 A L value approx. nH 122 A L value nH µe A L1min P V nH W/set Ordering code B66315-G-X130 2700 + 30/– 20 % 2720 1500 + 30/– 20 % 1510 1240 1670 + 30/– 20 % 1690 1240 8500 ± 30 % 8570 < 0,36 B66315-G-X127 (200 mT, 25 kHz, 100 °C) < 1,00 B66315-G-X187 (200 mT, 100 kHz, 100 °C) B66315-F-X142 µe 123 Ordering code B66315-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: 75 75 K2 (25 °C) – 0,707 – 0,707 Calculation of saturation current K3 (25 °C) 106 106 K4 (25 °C) – 0,847 – 0,796 K3 (100 °C) K4 (100 °C) 97 94 – 0,865 – 0,873 K1, K2 : 0,10 mm < s < 2,00 mm K3, K4 : 50 nH < A L < 500 nH 415 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 ...