d a t a sh eet new data 2008 sep 01 ferroxcube 4A20 material specification
2008 sep 01 226 ferroxcube material specification 4A20 4A20 specifications high permeability nizn ferrite for use in wideband emi-suppression (10 - 300 mhz) as well as rf wideband and balun transformers. symbol conditions value unit i 25 c; 10 khz; 0.25 mt 2000 20 % b25 c; 10 khz; 1200 a/m 260 mt 80 c; 10 khz; 1200 a/m 150 dc; 25 c 10 5 ? m t c 100 c density 5000 kg/m 3 handbook, halfpage mfp121 11010 2 10 4 f (mhz) ' , s '' s 10 3 10 2 10 10 1 4A20 '' s ' s fig.1 complex permeability as a function of frequency. handbook, halfpage 5000 50 50 250 0 mfp122 150 1000 2000 4000 i t ( c) o 4A20 3000 fig.2 initial permeability as a function of temperature. handbook, halfpage 25 50 250 500 0 mfp123 150 100 200 300 400 25 0 h ( a/m ) b (mt) 4A20 25 o c 80 o c fig.3 typical b-h loops.
2008 sep 01 227 ferroxcube material specification 4A20 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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