FERROXCUBE DATA SHEET E35/18/10 E cores and accessories Supersedes data of September 2004 2008 Sep 01 Ferroxcube E cores and accessories E35/18/10 CORE SETS Effective core parameters SYMBOL PARAMETER VALUE Σ(I/A) core factor (C1) 0.807 mm−1 Ve effective volume 8070 mm3 Ie effective length 80.7 mm Ae effective area 100 mm2 Amin minimum area 100 mm2 m mass of core half ≈ 20 g 35 ±0.5 handbook, halfpage UNIT 24.5 min. 10 ±0.3 handbook, halfpage 12.5 ±0.25 17.5 ±0.25 R1 10 ±0.3 CBW559 Dimensions in mm. Fig.1 E35/18/10 core half. Core halves AL measured in combination with a non-gapped core half, clamping force for AL measurements, 30 ±15 N, unless stated otherwise. GRADE 3C90 3C95 AL (nH) TOTAL AIR GAP (µm) µe TYPE NUMBER 100 ±5%(1) ≈ 64 ≈ 2000 E35/18/10-3C90-E100 160 ±5%(1) ≈ 103 ≈ 1060 E35/18/10-3C90-E160 250 ±5% ≈ 161 ≈ 590 E35/18/10-3C90-A250 315 ±5% ≈ 202 ≈ 440 E35/18/10-3C90-A315 400 ±8% ≈ 257 ≈ 330 E35/18/10-3C90-A400 630 ±15% ≈ 405 ≈ 180 E35/18/10-3C90-A630 2500 ±25% ≈ 1610 ≈0 E35/18/10-3C90 2980 ±25% ≈ 1915 ≈0 E35/18/10-3C95 Note 1. Measured in combination with an equal gapped core half, clamping force for AL measurements, 30 ±15 N. 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; ˆ = 200 mT; B 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 3C90 ≥330 ≤ 0.95 ≤ 1.1 − − 3C95 ≥330 − − ≤ 4.76 ≤ 4.52 GRADE 2008 Sep 01 395 Ferroxcube E cores and accessories E35/18/10 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 01 396