FERROXCUBE DATA SHEET 3E6 Material specification Supersedes data of September 2004 2008 Sep 01 Ferroxcube Material specification 3E6 3E6 SPECIFICATIONS A high permeability material optimized for use in wideband transformers as well as EMI-suppression filters. µi B tanδ/µi ηB ρ TC density CONDITIONS VALUE(1) 25 °C; ≤10 kHz; 0.25 mT 25 °C; 10 kHz; 1200 A/m 100 °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 12000 ± 20% ≈ 390 µ's 10 4 mT µ''s 10 3 ≤ 10 × 10−6 ≤ 30 × 10−6 ≤ 1 × 10−3 T−1 ≈ 0.1 ≥ 130 ≈ 4900 Ωm °C kg/m3 2 10 10 2 Note 1 f (MHz) 10 Complex permeability as a function of frequency. MBW266 MBW265 500 25 oC 100 oC handbook, halfpage 3E6 µi 10 1 Fig.1 1. Measured on sintered, non-ground ring cores of dimensions Ø14 × Ø9 × 5 which are not subjected to external stresses. 40000 3E6 µ's , µ''s UNIT ≈ 220 handbook, halfpage MBW264 10 5 handbook, halfpage B (mT) 3E6 400 30000 300 20000 200 10000 100 0 50 0 50 Fig.2 2008 Sep 01 150 T ( o C) 250 25 0 25 50 150 250 H (A/m) Initial permeability as a function of temperature. Fig.3 Typical B-H loops. 161 Ferroxcube Material specification 3E6 MBW267 10 5 handbook, halfpage 3E6 µ rev 10 4 10 3 10 2 1 Fig.4 2008 Sep 01 10 10 2 3 H (A/m) 10 Reversible permeability as a function of magnetic field strength. 162 Ferroxcube Material specification 3E6 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 01 163