3S1

FERROXCUBE DATA SHEET 3S1 Material specification Supersedes data of September 2004 2008 Sep 01 Ferroxcube Material specification 3S1 SPECIFICATIONS A low frequency EMI-suppression material specified on impedance and optimized for frequencies up to 30 MHz. SYMBOL µi B CONDITIONS 25 °C; ≤10 kHz; 0.25 mT 25 °C; 10 kHz; 1200 A/m 100 °C; 10 kHz; 1200 A/m 25 °C; 1 MHz 25 °C; 10 MHz DC; 25 °C VALUE ≈ 4 000 ≈ 400 ≈ 230 ≥ 30 ≥ 60 ≈1 ≥ 125 ≈ 4 900 Ω Ωm °C kg/m3 2 3S1 10 5 handbook, halfpage µ's , µ'' s 10 4 MBW268 3S1 UNIT mT 10 3 µs ' µ'' s Z(1) ρ TC density Note 10 10 2 10 1 1 f (MHz) 10 1. Measured on a bead ∅5 × ∅2 × 10 mm. Fig.1 Complex permeability as a function of frequency. handbook, halfpage 20000 µi MBW269 MBW270 3S1 handbook, halfpage 500 B (mT) 400 25 oC 100 oC 3S1 15000 300 10000 200 5000 100 0 50 0 50 150 T ( o C) 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. 2008 Sep 01 204 Ferroxcube Material specification 3S1 MBW218 handbook, halfpage 150 3S1 Z (Ω) 100 50 0 1 10 102 f (MHz) 103 Fig.3 Impedance as a function of frequency, measured on a bead ∅5 × ∅2 × 10 mm. 2008 Sep 01 205 Ferroxcube Material specification DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS Preliminary specification Product specification PRODUCT STATUS Development DEFINITIONS 3S1 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 01 206