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| FERROXCUBE DATA SHEET 3E8 Material specification Supersedes data of September 2004 2008 Sep 01 Ferroxcube Material specification 3E8 SPECIFICATIONS A high permeability material optimized for use in wideband transformers and delay lines where small size or a low number of turns are important design parameters. CONDITIONS i B 25 C; 10 kHz;0.25 mT 25 C; 10 kHz; 1200 A/m 80 C; 10 kHz; 1200 A/m 25 C; 10 kHz; 0.25 mT 25 C; 30 kHz; 0.25 mT 25 C; 10 kHz; 1.5 to 3 mT DC; 25 C VALUE(1) UNIT 3E8 10 5 handbook, halfpage 's , '' s 10 4 CBW461 3E8 ' s 18000 20% 380 mT 210 10 x 10-6 30 x 10-6 1 x 10-3 0.1 100 5000 10 3 tan/i B TC density Note T-1 m C kg/m3 10 10 2 2 10 1 1 f (MHz) 10 1. Measured on sintered, non-ground ring cores of dimensions O14 x O9 x 5 which are not subjected to external stresses. Fig.1 Complex permeability as a function of frequency. handbook, halfpage 40000 i 30000 CBW463 3E8 CBW465 handbook, halfpage 500 B (mT) 400 25 oC 80 oC 3E8 20000 300 10000 200 100 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. Fig.3 Typical B-H loops. 2008 Sep 01 169 Ferroxcube Material specification 3E8 10 5 handbook, halfpage rev 10 4 CBW467 3E8 10 3 10 2 1 10 10 2 H (A/m) 10 3 Fig.4 Reversible permeability as a function of magnetic field strength. 2008 Sep 01 170 Ferroxcube Material specification DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS Preliminary specification Product specification PRODUCT STATUS Development DEFINITIONS 3E8 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 01 171 |
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