ETD44/22/15-3C90 Ferroxcube

FERROXCUBE DATA SHEET ETD44/22/15 ETD cores and accessories Supersedes data of September 2004 2008 Sep 01Ferroxcube ETD cores and accessories ETD44/22/15 CORE SETS Effective core parameters handbook, halfpage 0.8 SYMBOL PARAMETER VALUE UNIT 16.1 22.3 0 0.2 1 (I/A) core factor (C1) 0.589 mm 3 V effective volume 17800 mm e I effective length 103 mm e 0 45 2 A effective area 173 mm 2 e 1.6 32.5 2 A minimum area 172 mm 0 min 0 15.2 m mass of core half 47 g 0.6 0 15.2 0.6 MGC266 Dimensions in mm. Fig.1 ETD44/22/15 core half. Core halves Clamping force for A measurements, 40 20 N. Gapped cores are available on request. L A AIR GAP L GRADE TYPE NUMBER e (nH) (m) 3C90 3800 25% 1800 0 ETD44/22/15-3C90 3C94 3800 25% 1800 0 ETD44/22/15-3C94 3C95 4640 25% 2200 0 ETD44/22/15-3C95 3F3 3500 25% 1660 0 ETD44/22/15-3F3 Properties of core sets under power conditions B (mT) at CORE LOSS (W) at H=250A/m f = 25 kHz f= 100 kHz f = 100 kHz f= 100 kHz f = 400 kHz GRADE f = 25 kHz =200 mT = 100 mT =200 mT = 200 mT =50 mT B B B B B T = 100 C T = 100 C T=100 C T=25 C T=100 C T = 100 C 3C90 330 2.2 2.3 3C94 330 1.7 9.4 3C95 330 11.2 10.7 3F3 320 2.2 3.9 2008 Sep 01 2