d a t a sh eet supersedes data of september 2004 2008 sep 01 ferroxcube epx8 epx cores and accessories
2008 sep 01 727 ferroxcube epx cores and accessories epx8 core sets effective core parameters symbol parameter value unit (i/a) core factor (c1) 1.04 mm ? 1 v e effective volume 279 mm 3 i e effective length 17.0 mm a e effective area 16.4 mm 2 a min minimum area 14.5 mm 2 m mass of core set 2.3 g mfp011 9 0 ? 0.4 1.7 0.1 3.4 0 ? 0.2 8.5 0 ? 0.2 9.4 0 ? 0.4 7.2 + 0.4 0 5.6 + 0.4 0 2.3 fig.1 epx8 core set. dimensions in mm. core sets for general purpose transformers and power applications clamping force for a l measurements, 30 10 n. core sets for filter applications clamping force for a l measurements, 30 10 n. grade a l (nh) e air gap ( m) type number 3c94 1800 25 % 1490 0 EPX8-3C94 3c96 1650 25 % 1365 0 epx8-3c96 3f35 1300 25 % 1075 0 epx8-3f35 grade a l (nh) e air gap ( m) type number 3b46 2400 25 % 1990 0 epx8-3b46
2008 sep 01 728 ferroxcube epx cores and accessories epx8 core sets of high permeability grades clamping force for a l measurements, 30 10 n. properties under power conditions grade a l (nh) e air gap ( m) type number 3e55 63 3 % 52 440 epx8-3e55-a63 100 3 % 83 250 epx8-3e55-a100 160 3 % 132 150 epx8-3e55-a160 250 5 % 207 90 epx8-3e55-a250 315 5 % 261 70 epx8-3e55-a315 400 8 % 331 50 epx8-3e55-a400 7800 + 40 / ? 30 % 6455 0 epx8-3e55 3e6 8700 + 40 / ? 30 % 7200 0 epx8-3e6 grade b (mt) at core loss (w) at h = 250 a/m; f = 10 khz; t=100 c f = 100 khz; =100mt; t = 100 c f = 100 khz; = 200 mt; t = 100 c f=500khz; =50mt; t = 100 c f = 500 khz; =100mt; t = 100 c 3c94 320 0.022 0.14 ?? 3c96 340 0.017 0.11 0.09 ? 3f35 300 ?? 0.032 0.27 b ? b ? b ? b ?
2008 sep 01 729 ferroxcube epx cores and accessories epx8 data sheet status definitions disclaimer life support applications ? these products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. ferroxcube customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify ferroxcube for any damages resulting from such application. product status definitions data sheet status product status definitions preliminary specification development this data sheet contains prelimin ary data. ferroxcube reserves the right to make changes at any time without not ice in order to improve design and supply the best possible product. product specification production this data sheet contains final specifications. ferroxcube reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. status indication definition prototype these are products that have been made as development samples for the purposes of technical evaluation only. the data for these types is provisional and is subject to change. design-in these products are recommended for new designs. preferred these products are recommended for use in current designs and are available via our sales channels. support these products are not recommended for new designs and may not be available through all of our sales channels. customers are advised to check for availability.
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