FERROXCUBE DATA SHEET 3D3 Material specification Supersedes data of September 2004 2008 Sep 01 Ferroxcube Material specification 3D3 3D3 SPECIFICATIONS A medium frequency filter and tuning material optimized for frequencies from 0.2 up to 2 MHz. SYMBOL µi B tanδ/µi ηB DF αF ρ TC density CONDITIONS VALUE MBW003 10 4 handbook, halfpage UNIT 25 °C; ≤10 kHz; 0.25 mT 25 °C; 10 kHz; 1200 A/m 750 ±20% 100 °C; 10 kHz; 1200 A/m ≈ 310 25 °C; 300 kHz; 0.25 mT ≤ 10 × 10−6 25 °C; 1 MHz; 0.25 mT 25 °C; 100 kHz; 1.5 to 3 mT 25 °C; 10 kHz; 0.25 mT 25 to 70 °C; ≤10 kHz; 0.25 mT ≤ 30 × 10−6 (1.5 ±1) × 10−6 K−1 DC; 25 °C ≈2 ≥ 200 ≈ 4700 Ωm °C kg/m 3 3D3 µ's , µ''s 10 3 ≈ 380 mT µ's µ''s 10 2 ≤ 1.8 × 10−3 T−1 10 10 1 1 10 f (MHz) 10 2 ≤ 12 × 10−6 Fig.1 MBW005 MBW004 2000 Complex permeability as a function of frequency. 500 25oC 100oC handbook, halfpage handbook, halfpage 3D3 µi B (mT) 3D3 400 1500 300 1000 200 500 100 0 0 50 50 Fig.2 2008 Sep 01 150 T ( o C) 50 250 Initial permeability as a function of temperature. 0 50 100 500 1000 H (A/m) Fig.3 Typical B-H loops. 133 Ferroxcube Material specification 3D3 MBW078 1000 handbook, halfpage f = 10 kHz o T=25 C µp 3D3 750 0.1 µs 0.2 µs 500 0.5 µs 2 µs 1 µs 250 0 0 100 200 300 400 B (mT) Fig.4 Pulse characteristics (unipolar pulses). 2008 Sep 01 134 Ferroxcube Material specification 3D3 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 01 135