TN29/19/15-3E25 Ferroxcube

FERROXCUBE DATA SHEET TN29/19/15 Ferrite toroids Supersedes data of September 2004 2008 Sep 01Ferroxcube Ferrite toroids TN29/19/15 RING CORES (TOROIDS) Effective core parameters 29.9 0.7 handbook, halfpage SYMBOL PARAMETER VALUE UNIT 1 (I/A) core factor (C1) 0.98 mm 3 V effective volume 5410 mm e I effective length 73.2 mm e 2 A effective area 73.9 mm e m mass of core 28 g 18.1 0.6 Coating coating PA11 (0.3) The cores are coated with polyamide 11 (PA11), flame retardant in accordance with UL 94V-2 UL file number 15.5 E 45228 (M). 0.6 The colour is white. CBW393 Maximum operating temperature is 160 C. Isolation voltage DC isolation voltage: 2000 V. Dimensions in mm. Contacts are applied on the edge of the ring core, which is Fig.1 TN29/19/15 ring core. also the critical point for the winding operation. Ring core data A L GRADE TYPE NUMBER i (nH) 3C90 2960 20% 2300 TN29/19/15-3C90 3E25 7000 25% 5500 TN29/19/15-3E25 Properties of cores under power conditions B (mT) at CORE LOSS (W) at f = 25 kHz f = 100 kHz GRADE H = 250 A/m f = 25 kHz B = 200 mT B = 100 mT T=100 C T = 100 C T = 100 C 3C90 320 0.61 0.61 2008 Sep 01 1710