ETD39

FERROXCUBE DATA SHEET ETD39/20/13 ETD cores and accessories Supersedes data of September 2004 2008 Sep 01 Ferroxcube ETD cores and accessories CORE SETS Effective core parameters handbook, halfpage ETD39/20/13 SYMBOL Σ(I/A) Ve Ie Ae Amin m PARAMETER core factor (C1) effective volume effective length effective area minimum area mass of core half VALUE 0.737 11500 92.2 125 123 ≈ 30 UNIT mm−1 mm3 mm mm2 mm2 g 14.2 0.8 0 19.8 0.2 0 40 1.8 29.3 1.6 0 0 12.8 0.6 0 12.8 0.6 MGC262 Dimensions in mm. Fig.1 ETD39/20/13 core half. Core halves Clamping force for AL measurements, 40 ±20 N. Gapped cores are available on request. GRADE 3C90 3C94 3C95 3F3 AL (nH) 3000 ± 25% 3000 ± 25% 3650 ±25% 2800 ±25% µe ≈ 1 760 ≈ 1 760 ≈ 2145 ≈ 1 640 AIR GAP (µm) ≈0 ≈0 ≈0 ≈0 TYPE NUMBER ETD39/20/13-3C90 ETD39/20/13-3C94 ETD39/20/13-3C95 ETD39/20/13-3F3 Properties of core sets under power conditions B (mT) at GRADE H = 250 A/m; f = 25 kHz; T = 100 °C ≥330 ≥330 ≥330 ≥320 f = 25 kHz; ˆ B = 200 mT; T = 100 °C ≤ 1.4 − − − f = 100 kHz; ˆ B = 100 mT; T = 100 °C ≤ 1.5 ≤ 1.2 − ≤ 1.4 CORE LOSS (W) at f = 100 kHz; ˆ B = 200 mT; T = 25 °C − − ≤ 7.25 − f = 100 kHz; ˆ B = 200 mT; T = 100 °C − ≤ 6.0 ≤ 6.9 − f = 400 kHz; ˆ B = 50 mT; T = 100 °C − − − ≤ 2.5 3C90 3C94 3C95 3F3 2008 Sep 01 2 Ferroxcube ETD cores and accessories COIL FORMER General data 16-pins ETD39/20/13 coil former PARAMETER Coil former material Pin material Maximum operating temperature Resistance to soldering heat Solderability SPECIFICATION ETD39/20/13 polybutyleneterephtalate (PBT), glass-reinforced, flame retardant in accordance with “UL 94V-0” ; UL file number E45329(R) copper-tin alloy (CuSn), tin (Sn) plated 155 °C, “IEC 60085”, class F “IEC 60068-2-20” , Part 2, Test Tb, method 1B, 350 °C, 3.5 s “IEC 60068-2-20”, Part 2, Test Ta, method 1 44.6 max. 40.3 min. 29.1 −0 0.2 13.1 +0.1 0 handbook, full pagewidth 47.8 max. 28.2 −0 0.2 25.7 min. 5.08 0 ∅15.1 −0.2 36.1 max. 4 5.08 35.56 0.8 30.48 1.6 +0.15 0 CBW279 5.08 Dimensions in mm. Fig.2 ETD39/20/13 coil former; 16-pins. Winding data and area product for 16-pins ETD39/20/13 coil former NUMBER OF SECTIONS 1 Note 1. Also available with ∅1.0 mm pins. WINDING AREA (mm2) 177 MINIMUM WINDING WIDTH (mm) 25.7 AVERAGE LENGTH OF TURN (mm) 69 AREA PRODUCT Ae x Aw (mm4) 22100 TYPE NUMBER CPH-ETD39-1S-16P(1) 2008 Sep 01 3 Ferroxcube ETD cores and accessories MOUNTING PARTS General data ITEM Mounting clip REMARKS material: stainless steel FIGURE 3 ETD39/20/13 TYPE NUMBER CLI-ETD39 9 handbook, halfpage 27 42.8 min. CBW591 0.4 12.6 Dimensions in mm. Fig.3 Mounting clip for ETD39/20/13. 2008 Sep 01 4 Ferroxcube ETD cores and accessories DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS Preliminary specification Product specification PRODUCT STATUS Development DEFINITIONS ETD39/20/13 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 5