TX51/32/19-3C90 Ferroxcube

FERROXCUBE DATA SHEET TX51/32/19 Ferrite toroids Supersedes data of September 2004 2008 Sep 01Ferroxcube Ferrite toroids TX51/32/19 RING CORES (TOROIDS) Effective core parameters 51.05 1.5 SYMBOL PARAMETER VALUE UNIT 1 (I/A) core factor (C1) 0.73 mm 3 V effective volume 21500 mm e I effective length 125 mm e 2 A effective area 172 mm e m mass of core 100 g Coating 31.5 1 The cores are coated with epoxy, flame retardant in ( 0.12) accordance with UL 94V-0 UL file number E 235873. coating EPOXY The colour is white. Maximum operating temperature is 200 C. 19.3 0.6 Isolation voltage CBW398 DC isolation voltage: 2000 V. Contacts are applied on the edge of the ring core, which is Dimensions in mm. also the critical point for the winding operation. Fig.1 TX51/32/19 ring core. Ring core data A L GRADE TYPE NUMBER i (nH) 3F3 3200 20% 1800 TX51/32/19-3F3 3C90 3980 20% 2300 TX51/32/19-3C90 3C81 4800 20% 2700 TX51/32/19-3C81 3E25 8890 20% 5000 TX51/32/19-3E25 3E27 8890 20% 5000 TX51/32/19-3E27 3E6 17300 30% 10000 TX51/32/19-3E6 Properties of cores under power conditions B (mT) at CORE LOSS (W) at H = 250 A/m f = 25 kHz f = 100 kHz f = 400 kHz GRADE f = 25 kHz B = 200 mT B = 100 mT B=50mT T = 100 C T = 100 C T = 100 C T = 100 C 3C81 320 4.4 3C90 320 2.4 2.4 3F3 320 2.4 4.1 2008 Sep 01 1747