FERROXCUBE DATA SHEET EP17 EP cores and accessories Supersedes data of September 2004 2008 Sep 01 Ferroxcube EP cores and accessories EP17 CORE SETS Effective core parameters SYMBOL PARAMETER VALUE UNIT Σ(I/A) core factor (C1) 0.870 mm−1 Ve effective volume 999 mm3 Ie effective length 29.5 mm Ae effective area 33.7 mm2 Amin minimum area 25.5 mm2 m mass of set ≈ 12 g 5.7 ± 0.18 handbook, halfpage 11 ± 0.25 3.3 ± 0.2 ;;; ;;; ;;; 12 ± 0.4 16.8 ± 0.2 11.4 ± 0.3 MBG176 18 ± 0.4 Dimensions in mm. Fig.1 EP17 core set. Core sets for general purpose transformers and power applications Clamping force for AL measurements, 40 ±10 N. GRADE 3C81 AL (nH) 63 ±3% 3C94 3C96 2008 Sep 01 TOTAL AIR GAP (µm) ≈ 44 ≈ 1020 TYPE NUMBER EP17-3C81-E63 100 ±3% ≈ 70 ≈ 560 EP17-3C81-A100 160 ±3% ≈ 111 ≈ 310 EP17-3C81-A160 250 ±3% ≈ 174 ≈ 180 EP17-3C81-A250 EP17-3C81-A315 315 ±5% 3C91 µe ≈ 219 ≈ 135 2670 ±25% ≈ 1860 ≈0 EP17-3C81 2670 ±25% ≈ 1860 ≈0 EP17-3C91 63 ±3% ≈ 44 ≈ 1020 EP17-3C94-E63 100 ±3% ≈ 70 ≈ 560 EP17-3C94-A100 160 ±3% ≈ 111 ≈ 310 EP17-3C94-A160 250 ±3% ≈ 174 ≈ 180 EP17-3C94-A250 315 ±5% ≈ 219 ≈ 135 EP17-3C94-A315 2500 ±25% ≈ 1740 ≈0 EP17-3C94 2200 ±25% ≈ 1530 ≈0 EP17-3C96 706 Ferroxcube EP cores and accessories µe AL (nH) GRADE 3F3 EP17 63 ±3% TOTAL AIR GAP (µm) ≈ 44 TYPE NUMBER ≈ 1020 EP17-3F3-E63 100 ±3% ≈ 70 ≈ 560 EP17-3F3-A100 160 ±3% ≈ 111 ≈ 310 EP17-3F3-A160 250 ±3% ≈ 174 ≈ 180 EP17-3F3-A250 ≈ 219 ≈ 135 EP17-3F3-A315 ≈ 1530 ≈0 315 ±5% 2200 ±25% EP17-3F3 Core sets of high permeability grades Clamping force for AL measurements, 40 ±10 N. AL (nH) µe AIR GAP (µm) 7100 ± 25% ≈ 4950 ≈0 GRADE 3E27 TYPE NUMBER EP17-3E27 Properties of core sets under power conditions B (mT) at CORE LOSS (W) at H = 250 A/m; f = 25 kHz; T = 100 °C f = 25 kHz; B̂ = 200 mT; T = 100 °C f = 100 kHz; ˆ = 100 mT; B T = 100 °C f = 100 kHz; B̂ = 200 mT; T = 100 °C f = 400 kHz; B̂ = 50 mT; T = 100 °C 3C81 ≥315 ≤ 0.23 − − − 3C91 ≥315 − 3C94 ≥320 − ≤ 0.08 ≤ 0.45 − 3C96 ≥340 − ≤ 0.06 ≤ 0.36 ≤ 0.15 3F3 ≥315 − ≤ 0.15 − ≤ 0.2 GRADE ≤ 0.06(1) ≤ 0.36 (1) − Properties of core sets under power conditions (continued) B (mT) at CORE LOSS (W) at H = 250 A/m; f = 25 kHz; T = 100 °C f = 500 kHz; ˆ = 50 mT; B f = 500 kHz; ˆ = 100 mT; B T = 100 °C f = 1 MHz; ˆ = 30 mT; B T = 100 °C f = 3 MHz; ˆ = 10 mT; B T = 100 °C 3C81 ≥315 − − − − 3C91 ≥315 − − − − 3C94 ≥320 − − − − 3C96 ≥340 ≤ 0.3 − − − 3F3 ≥315 − − − − GRADE T = 100 °C Note 1. Measured at 60 °C. 2008 Sep 01 707 Ferroxcube EP cores and accessories EP17 COIL FORMER General data PARAMETER SPECIFICATION Coil former material phenolformaldehyde (PF), glass-reinforced, flame retardant in accordance with “UL 94V-0” ; UL file number E41429 (M) Pin material copper clad steel, tin (Sn) plated Maximum operating temperature 180 °C, “IEC 60085”, class H Resistance to soldering heat “IEC 60068-2-20” , Part 2, Test Tb, method 1B: 350 °C, 3.5 s Solderability “IEC 60068-2-20” , Part 2, Test Ta, method 1: 235 °C, 2 s 11.4 max. +0.15 1 0 10.9 ±0.1 6 +0.15 0 0.65 9.4 min. 0.65 0 ∅7.2 −0.2 handbook, full pagewidth 3.5 3 15 4.5 1.5 4.7 0.5 5 CBW506 0.6 19.2 max. 19.2 max. Dimensions in mm. Fig.2 EP17 coil former: 8-pins. Winding data and area product for 8-pins EP17 coil former NUMBER OF SECTIONS MINIMUM WINDING AREA (mm2) NOMINAL WINDING WIDTH (mm) AVERAGE LENGTH OF TURN (mm) AREA PRODUCT Ae x Aw (mm4) TYPE NUMBER 1 18.0 9.45 28.9 607 CSH-EP17-1S-8P 2 2 × 8.3 2 × 4.6 28.9 2 x 280 CSH-EP17-2S-8P 2008 Sep 01 708 Ferroxcube EP cores and accessories EP17 MOUNTING PARTS General data ITEM REMARKS FIGURE TYPE NUMBER Clasp copper-tin alloy (CuSn), tin (Sn) plated 3 CLA-EP17 Spring copper-tin alloy (CuSn), tin (Sn) plated 4 SPR-EP17 19.6 handbook, halfpage handbook, halfpage 5 4.4 19.2 9 0.4 TYP 5 15.6 16.8 1 18.4 9 CBW621 CBW620 Dimensions in mm. Dimensions in mm. Fig.3 Mounting clasp CLA-EP17. 2008 Sep 01 Fig.4 Mounting spring SPR-EP17. 709 Ferroxcube EP cores and accessories EP17 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 01 710