d a t a sh eet supersedes data of september 2004 2008 sep 01 ferroxcube 3F5 material specification
2008 sep 01 193 ferroxcube material specification 3F5 3F5 specifications a very high frequency power material for use in power and general purpose transformers optimized for frequencies of 2 - 4 mhz. symbol conditions value unit i 25 c; 10 khz; 0.25 mt 650 20% a 100 c; 25 khz; 200 mt 1000 b25 c; 10 khz; 1200 a/m 380 mt 100 c; 10 khz; 1200 a/m 340 p v 100 c; 3 mhz; 10 mt 100 kw/m 3 100 c; 3 mhz; 30 mt 900 dc; 25 c 10 ? m t c 300 c density 4750 kg/m 3 fig.1 complex permeability as a function of frequency. handbook, halfpage mfw022 11010 2 10 4 f (mhz) ' , s '' s 10 3 10 2 10 10 1 3F5 '' s ' s fig.2 initial permeability as a function of temperature. 2500 50 50 250 350 0 mfw023 150 500 1000 1500 2000 i t ( c) o 3F5 fig.3 typical b-h loops. handbook, halfpage 500 0 mfw024 100 200 300 400 b (mt) 3F5 25 o c 100 o c 50 500 50 1000 100 0 h (a/m)
2008 sep 01 194 ferroxcube material specification 3F5 fig.4 amplitude permeability as function of peak flux density. handbook, halfpage 0 100 200 400 2000 1500 500 0 1000 mfw025 300 a b (mt) 3F5 25 o c 100 o c fig.5 reversible permeability as a function of magnetic field strength. mfw026 10 2 10 3 10 3 10 h (a/m) 10 4 3F5 10 1 10 2 rev fig.6 specific power loss as a function of peak flux density with frequency as a parameter. handbook, halfpage mfw027 10 2 10 3 10 b (mt) 110 10 4 p v (kw/m ) 3 3F5 10 2 10 3 1 m h z 2 mhz 3 mhz t = 100 o c fig.7 specific power loss for several frequency/flux density combinations as a function of temperature. 04080 1600 1200 400 0 800 mfw028 120 t ( c) p v (kw/m ) 3 3F5 o f (mhz) b (mt) 3 10 3 20 2 30 3 30
2008 sep 01 195 ferroxcube material specification 3F5 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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