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| FERROXCUBE DATA SHEET 3B7 Material specification Supersedes data of September 2004 2008 Sep 01 Ferroxcube Material specification 3B7 SPECIFICATIONS A low frequency filter material optimized for frequencies up to 0.1 MHz. SYMBOL i B 3B7 10 4 handbook, halfpage MBW057 3B7 CONDITIONS 25 C; 10 kHz; 0.25 mT 25 C; 10 kHz; 1200 A/m 100 C; 10 kHz; 1200 A/m 25 C; 100 kHz; 0.25 mT 25 C; 500 kHz; 0.25 mT 25 C; 1 MHz; 0.25 mT 25 C; 10 kHz; 0.25 mT +20 to 70 C; 10 kHz; 0.25 mT DC, 25 C VALUE 2300 20% 440 320 5 x 10-6 25 x 10-6 120 x 10-6 4.5 x 10-6 (0 0.6) x 10-6 1 170 4 800 UNIT 's , '' s 10 3 ' s mT '' s tan/i 10 2 DF F TC density 10 10 1 1 10 f (MHz) 10 2 K-1 m C kg/m3 Fig.1 Complex permeability as a function of frequency. handbook, halfpage 5000 i 4000 MBW058 3B7 handbook, halfpage 500 MBW020 B (mT) 400 25oC 100oC 3B7 3000 300 2000 200 1000 100 0 50 50 150 T ( o C) 250 0 25 0 25 50 150 H (A/m) 250 Fig.2 Initial permeability as a function of temperature. 85 Fig.3 Typical B-H loops. 2008 Sep 01 Ferroxcube Material specification 3B7 handbook, halfpage 4000 p 3000 MBW077 f = 10 kHz o T=25 C 3B7 2000 0.2 s 1000 2 s 0.1 s 0.5 s 1 s 0 0 100 200 300 B (mT) 400 Fig.4 Pulse characteristics (unipolar pulses). 2008 Sep 01 86 Ferroxcube Material specification DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS Preliminary specification Product specification PRODUCT STATUS Development DEFINITIONS 3B7 This data sheet contains preliminary data. Ferroxcube reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. 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. Production 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 STATUS Prototype Design-in Preferred Support INDICATION DEFINITION 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. These products are recommended for new designs. These products are recommended for use in current designs and are available via our sales channels. 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. 2008 Sep 01 87 |
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