FERROXCUBE DATA SHEET ER14.5/3/7 Planar ER cores and accessories Supersedes data of September 2004 2008 Sep 01 Ferroxcube Planar ER cores and accessories ER14.5/3/7 CORE SETS Effective core parameters SYMBOL PARAMETER VALUE +0.2 halfpage handbook, 1.55 0 UNIT Σ(I/A) core factor (C1) 1.08 mm−1 Ve effective volume 333 mm3 Ie effective length 19.0 mm Ae effective area 17.6 mm2 Amin minimum area 17.3 mm2 m mass of core half ≈ 0.9 g 2.95 ±0.05 14.5 ±0.2 11.8 ±0.2 4.8 0 −0.2 6.8 0 −0.2 CBW229 Dimensions in mm. Fig.1 ER14.5/3/7 core half. Core sets for general purpose transformers and power applications Clamping force for AL measurements, 10 ±5 N. GRADE AL (nH) AIR GAP (µm) µe 3C92 1 250 ±25% ≈ 1070 3C93 1 400 ±25% ≈ 1200 ≈0 3C94 100 ±3% ≈ 86 ≈ 250 ER14.5/3/7-3C94-A100-S 160 ±5% ≈ 137 ≈ 150 ER14.5/3/7-3C94-A160-S ER14.5/3/7-3C94-A250-S 250 ±8% ≈0 TYPE NUMBER ER14.5/3/7-3C92-S ER14.5/3/7-3C93-S ≈ 215 ≈ 90 1 600 ±25% ≈ 1370 ≈0 ER14.5/3/7-3C94-S 3C95 1850 ±25% ≈ 1600 ≈0 ER14.5/3/7-3C95-S 3C96 1 500 ±25% 3F3 ≈ 1290 ≈0 100 ±3% ≈ 86 ≈ 250 ER14.5/3/7-3F3-A100-S 160 ±5% ≈ 137 ≈ 150 ER14.5/3/7-3F3-A160-S ER14.5/3/7-3F3-A250-S 250 ±8% 3F35 3F4 3F45 2008 Sep 01 ER14.5/3/7-3C96-S ≈ 215 ≈ 90 1 400 ±25% ≈ 1200 ≈0 ER14.5/3/7-3F3-S 1 150 ±25% ≈ 990 ≈0 ER14.5/3/7-3F35-S 100 ±3% ≈ 86 ≈ 240 ER14.5/3/7-3F4-A100-S 160 ±5% ≈ 137 ≈ 130 ER14.5/3/7-3F4-A160-S 250 ±8% ≈ 215 ≈ 70 ER14.5/3/7-3F4-A250-S 850 ±25% ≈ 730 ≈0 ER14.5/3/7-3F4-S 850 ±25% ≈ 730 ≈0 ER14.5/3/7-3F45-S 2 Ferroxcube Planar ER cores and accessories ER14.5/3/7 Core sets of high permeability grades Clamping force for AL measurements. AL (nH) µe AIR GAP (µm) 7900 +40/−30% ≈ 6800 ≈0 GRADE 3E6 TYPE NUMBER ER14.5/3/7-3E6-S 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 = 100 kHz; ˆ = 100 mT; B T = 100 °C f = 100 kHz; ˆ = 200 mT; B T = 25 °C f = 100 kHz; ˆ = 200 mT; B T = 100 °C f = 400 kHz; ˆ = 50 mT; B T = 100 °C f = 500 kHz; ˆ = 50 mT; B T = 100 °C 3C92 ≥370 ≤ 0.032 − ≤ 0.2 − − 3C93 ≥320 − − 3C94 ≥320 ≤ 0.032 − ≤ 0.2 − − 3C95 ≥320 − ≤ 0.2 ≤ 0.19 − − 3C96 ≥340 ≤ 0.025 − ≤ 0.16 ≤ 0.06 ≤ 0.13 3F3 ≥300 ≤ 0.043 − − ≤ 0.061 − 3F35 ≥300 − − − ≤ 0.03 ≤ 0.045 3F4 ≥250 − − − − − GRADE 1. ≤ 0.032 (1) − ≤ 0.2(1) Measured at 140 °C. Properties of core sets under power conditions (continued) B (mT) at GRADE CORE LOSS (W) at H = 250 A/m; f = 25 kHz; T = 100 °C f = 500 kHz; ˆ = 100 mT; B T = 100 °C f = 1 MHz; ˆ = 30 mT; B T = 100 °C f = 1 MHz; ˆ = 50 mT; B T = 100 °C f = 3 MHz; ˆ = 10 mT; B T = 100 °C 3F35 ≥300 ≤ 0.35 − − − 3F4 ≥250 − ≤ 0.1 − ≤ 0.16 3F45 ≥250 − ≤ 0.077 ≤ 0.29 ≤ 0.13 2008 Sep 01 3 Ferroxcube Planar ER cores and accessories ER14.5/3/7 COIL FORMERS General data PARAMETER SPECIFICATION Coil former material liquid crystal polymer (LCP), glass reinforced, flame retardant in accordance with “UL 94V-0”; UL file number E54705(M) Pin material copper-tin alloy (CuSn), tin (Sn) plated Maximum operating temperature 155 °C, “IEC 60085”, class F 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 1.7 ∅11.4 ±0.1 ∅5.9 ±0.1 14 ±0.1 1.7 ∅5 ±0.1 3 ±0.1 5.45 max. 1.9 min. 0.7 5 14.6 10 16.15 max. 13.6 2.5 CBW262 Dimensions in mm. Fig.2 ER14.5/3/7 coil former (SMD); 10-solder pads. Winding data and area product for ER14.5/3/7 coil former (SMD) with 10 solder pads NUMBER OF SECTIONS WINDING AREA (mm2) MINIMUM WINDING WIDTH (mm) AVERAGE LENGTH OF TURN (mm) AREA PRODUCT Ae x Aw (mm4) 1 5.1 1.9 27 89.8 2008 Sep 01 4 TYPE NUMBER CPVS-ER14.5-1S-10P-Z Ferroxcube Planar ER cores and accessories ER14.5/3/7 MOUNTING PARTS General data and ordering information ITEM REMARKS Clamp FIGURE stainless steel (CrNi) 3 15 handbook, halfpage 5.5 0.15 6.5 ±0.2 CBW263 1.4 Dimensions in mm. Fig.3 ER14.5/3/7 clamp. 2008 Sep 01 5 TYPE NUMBER CLM-ER14.5 Ferroxcube Planar ER cores and accessories ER14.5/3/7 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 6