FERROXCUBE DATA SHEET 3C93 Material specification Supersedes data of September 2004 2008 Sep 01 Ferroxcube Material specification 3C93 3C93 SPECIFICATIONS A low to medium frequency power material with minimum power losses around 140 °C for use in power transformers at frequencies up to 0.5 MHz. CONDITIONS µi µa B VALUE 100 °C; 10 kHz; 1200 A/m 140 °C; 10 kHz; 1200 A/m ≈ 430 140 °C; 100 kHz; 100 mT 140 °C; 100 kHz; 200 mT 140 °C; 500 kHz; 50 mT ≈ 50 DC; 25 °C ρ TC density µ''s mT 10 2 ≈ 360 kW/m 3 ≈ 350 10 10 1 1 10 f (MHz) 10 ≈ 300 ≈5 ≥ 240 ≈ 4800 Ωm °C kg/m 3 Fig.1 MFW008 10000 handbook, halfpage 3C93 Complex permeability as a function of frequency. MFW010 500 25 oC 100 oC handbook, halfpage B (mT) µi 8000 400 6000 300 4000 200 2000 100 3C93 0 0 50 50 Fig.2 2008 Sep 01 µ's 10 3 ≈ 5000 25 °C; 10 kHz; 1200 A/m ≈ 520 PV 3C93 µ's , µ''s UNIT 25 °C; ≤10 kHz; 0.25 mT 1800 ±20% 100 °C; 25 kHz; 200 mT MFW009 10 4 handbook, halfpage 150 T ( o C) 25 250 0 25 50 150 250 H (A/m) Initial permeability as a function of temperature. Fig.3 Typical B-H loops. 117 2 Ferroxcube Material specification 3C93 MFW011 8000 o C o handbook, halfpage 25 100 C µa MFW012 10 4 handbook, halfpage 3C93 3C93 µ rev 6000 10 3 4000 10 2 2000 10 0 0 100 200 300 10 2 10 1 400 3 H (A/m) 10 B (mT) Fig.4 Amplitude permeability as a function of peak flux density. Fig.5 MFW013 10 4 500 kH z 200 k Hz 100 kHz T = 140 C Pv (kW/m 3) 3C93 Pv (kW/m 3 ) f B (kHz) (mT) 600 25 kHz 10 3 MFW014 800 handbook, halfpage 3C93 o Reversible permeability as a function of magnetic field strength. 400 10 2 100 200 200 100 25 100 200 100 200 10 1 10 10 2 B (mT) 0 10 3 40 Fig.7 Fig.6 Specific power loss as a function of peak flux density with frequency as a parameter. 2008 Sep 01 118 80 120 160 T (o C) Specific power loss for several frequency/flux density combinations as a function of temperature. Ferroxcube Material specification 3C93 DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS PRODUCT STATUS DEFINITIONS Preliminary specification Development 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. 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. 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 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. 2008 Sep 01 119