I93/28/30-3C90

FERROXCUBE DATA SHEET I93/28/30 U, I cores and accessories Supersedes data of September 2004 2008 Sep 01Ferroxcube U, I cores and accessories I93/28/30 CORE SETS Effective core parameters in combination with U93/52/30 SYMBOL PARAMETER VALUE UNIT 1 (I/A) core factor (C1) 0.251 mm 3 93 1.8 30 0.6 V effective volume 175000 mm e handbook, halfpage I effective length 210 mm e 2 A effective area 836 mm 27.5 e 0.5 m mass of core 370 g A A CBW142 2 0.33 Effective core parameters in combination with U93/76/30 Detail A 15 4.0 SYMBOL PARAMETER VALUE UNIT 1 (I/A) core factor (C1) 0.307 mm 3 V effective volume 217000 mm e I effective length 258 mm e Dimensions in mm. 2 A effective area 840 mm e Fig.1 I93/28/30 core. m mass of core 370 g Core data GRADE A (nH) TYPE NUMBER L e (1) 3C90 10700 25% 2150 I93/28/30-3C90 (2) 8700 25% 2150 (1) 3C94 10700 25% 2150 I93/28/30-3C94 (2) 8700 25% 2150 Notes 1. Measured in combination with U93/52/30. 2. Measured in combination with U93/76/30. Properties of core sets under power conditions B (mT) at CORE LOSS (W) at H= 250 A/m f= 25 kHz f = 100 kHz GRADE f= 25 kHz B = 200 mT B = 100 mT T = 100 C T=100 C T = 100 C (1) (1) 3C90 330 24 31 (2) (2) 330 28 38 (1) 3C94 330 24 (2) 330 30 Notes 1. Measured in combination with U93/52/30. 2. Measured in combination with U93/76/30. 2008 Sep 01 1358