(PDF) B66344 Datasheet

Número de pieza	B66344
Descripción	Core
Fabricantes	EPCOS
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No Preview Available ! www.DataSheet4U.com E 55/28/25 Core I E cores are supplied as single units Magnetic characteristics (per set) Σl/A = 0,3 mm–1 le = 124 mm Ae = 420 mm2 Amin = 420 mm2 Ve = 52 100 mm3 Approx. weight 256 g B66344 Ungapped Mate- AL value rial nH µe AL1min PV nH W/set N27 6800 + 30/– 20 % 1600 5340 < 9,50 (200 mT, 25 kHz, 100 °C) N87 7300 + 30/– 20 % 1740 5250 < 4,80 (100 mT, 100 kHz, 100 °C) Ordering code B66344-G-X127 B66344-G-X187 Gapped Mate- g rial mm N27 2,50 ± 0,05 AL value approx. nH 295 µe 70 Ordering code B66344-G2500-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 N87 Relationship between air gap – AL value K1 (25 °C) K2 (25 °C) 596 – 0,769 596 – 0,769 Calculation of saturation current K3 (25 °C) 992 950 K4 (25 °C) – 0,847 – 0,796 K3 (100 °C) K4 (100 °C) 927 – 0,865 905 – 0,873 Validity range: K1, K2: 0,15 mm < s < 3,50 mm K3, K4: 220 nH < AL < 2130 nH 431 08/01 1 page

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PDF B66344 Data sheet ( Hoja de datos )