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| FERROXCUBE DATA SH EET A SHEET 3E55 Material specification Supersedes data of February 2002 2004 Sep 01 Ferroxcube Material specification 3E55 SPECIFICATIONS A high permeability material optimized for a very low Total Harmonic Distortion factor (THD/a) over the full operating temperature range of DSL wideband transformers. SYMBOL i B CONDITIONS 25 C; 10 kHz; 0.25 mT 25 C; 10 kHz; 1200 A/m 80 C; 10 kHz; 1200 A/m tan/i 25 C; 10 kHz; 0.25 mT 25 C; 30 kHz; 0.25 mT B TC density 25 C; 10 kHz; 1.5 to 3 mT DC; 25 C VALUE 10000 20% 370 200 10 x 10-6 30 x 10-6 T-1 m C kg/m3 Fig.1 Complex permeability as a function of frequency. 10 10 2 2 3E55 10 5 handbook, halfpage 's , '' s 10 4 ' s CBW433 3E55 UNIT mT 10 3 '' s 10 1 1 f (MHz) 10 0.2 x 10-3 0.1 100 5000 handbook, halfpage 20000 i CBW434 3E55 handbook, halfpage 500 CBW435 B (mT) 400 25 oC 80 oC 3E55 15000 300 10000 200 5000 100 0 50 0 50 150 T (oC) 250 25 0 25 50 150 H (A/m) 250 Fig.2 Initial permeability as a function of temperature. Fig.3 Typical B-H loops. 2004 Sep 01 140 Ferroxcube Material specification 3E55 -115 THD/a (dB) -120 MFW062 -110 THD/a (dB) -115 MFW071 3E55 3E55 -120 -125 -125 -130 -130 -135 20 -135 0 40 T (oC) 80 1 10 B (mT) 100 Fig.4 THD-factor as a function of temperature (B =10 mT, f = 25 kHz). Fig.5 THD-factor as a function of flux density (f = 25 kHz, T = 25 C). -110 THD/a (dB) -115 MFW072 3E55 -120 -125 -130 -135 1 10 f (kHz) 100 Fig.6 THD-factor as a function of frequency (B =10 mT, T = 25 C). 2004 Sep 01 141 Ferroxcube Material specification DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS Preliminary specification Product specification PRODUCT STATUS Development DEFINITIONS 3E55 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. 2004 Sep 01 142 |
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