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| FERROXCUBE DATA SHEET 4B2 Material specification Supersedes data of September 2004 2008 Sep 01 Ferroxcube Material specification 4B2 SPECIFICATIONS Medium permeability NiZn ferrite for use in RF tuning, especially antenna rods in RFID transponders in automotive applications, and wideband and balun transformers. SYMBOL i B CONDITIONS 25 C; 10 kHz; 0.25 mT 25 C; 10 kHz; 3000 A/m 100 C; 10 kHz; 3000 A/m 25 C; 3 MHz; 0.25 mT 10 kHz; 0.25 mT; -40 to 25 C -10 to 55 C 0 to 25 C 25 to 55 C 25 to 85 C 4B2 10 3 handbook, halfpage 's , '' s 10 2 MFP116 4B2 VALUE 250 20 % 360 310 300 x 10-6 UNIT ' s mT '' s 10 tan/i F K-1 (-1 4) x 10-6 (-1 4) x 10-6 (-2.5 4) x 10-6 (2 4) x 10-6 (0.5 4) x 10-6 1 1 10 102 f (MHz) 103 TC density DC; 25 C 105 335 4 600 m C kg/m3 Fig.1 Complex permeability as a function of frequency. handbook, halfpage 500 MFP117 MFP118 4B2 handbook, halfpage 500 i 400 B (mT) 400 25 oC 100 oC 4B2 300 300 200 200 100 100 0 50 0 100 300 T ( o C) 500 0 100 0 100 200 1000 2000 H (A/m) Fig.2 Initial permeability as a function of temperature. Fig.3 Typical B-H loops. 2008 Sep 01 232 Ferroxcube Material specification DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS Preliminary specification Product specification PRODUCT STATUS Development DEFINITIONS 4B2 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 01 233 |
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