FERROXCUBE DATA SHEET E50/27/15 E cores and accessories Supersedes data of February 2002 2004 Sep 01 Ferroxcube E cores and accessories E50/27/15 CORE SETS Effective core parameters SYMBOL PARAMETER VALUE Σ(I/A) core factor (C1) 0.530 mm−1 Ve effective volume 26900 mm3 Ie effective length 120 mm Ae effective area 225 mm2 Amin minimum area 213 mm2 m mass of core half ≈ 68 g 50 ±1 handbook, halfpage UNIT 34.1 min. 14.6 ±0.4 18.6 ±0.13 27.2 ±0.2 14.6 ±0.4 CBW062 Dimensions in mm. Fig.1 E50/27/15 core half. Core halves AL measured in combination with a non-gapped core half, clamping force for AL measurements 40 ±20 N, unless stated otherwise. GRADE 3C81 3C90 AL (nH) µe 100 ±5%(1) ≈ 42 ≈ 5400 E50/27/15-3C81-E100 160 ±5%(1) ≈ 68 ≈ 2760 E50/27/15-3C81-E160 250 ±5%(1) ≈ 106 ≈ 1500 E50/27/15-3C81-E250 315 ±5%(1) ≈ 134 ≈ 1100 E50/27/15-3C81-E315 400 ±8%(1) ≈ 170 ≈ 820 E50/27/15-3C81-E400 630 ±10% ≈ 267 ≈ 460 E50/27/15-3C81-A630 5500 ±25% TOTAL AIR GAP (µm) TYPE NUMBER ≈ 2330 ≈0 100 ±5%(1) ≈ 42 ≈ 5400 E50/27/15-3C90-E100 160 ±5%(1) ≈ 68 ≈ 2760 E50/27/15-3C90-E160 250 ±5%(1) ≈ 106 ≈ 1500 E50/27/15-3C90-E250 315 ±5%(1) ≈ 134 ≈ 1100 E50/27/15-3C90-E315 400 ±8%(1) ≈ 170 ≈ 820 E50/27/15-3C90-E400 630 ±10% ≈ 267 ≈ 460 E50/27/15-3C90-A630 E50/27/15-3C81 4350 ±25% ≈1850 ≈0 E50/27/15-3C90 3C91 5500 ±25% ≈ 2330 ≈0 E50/27/15-3C91 3C92 3200 ±25% ≈ 1350 ≈0 E50/27/15-3C92 3C94 4350 ±25% ≈1850 ≈0 E50/27/15-3C94 3C95 5500 ±25% ≈ 2330 ≈0 E50/27/15-3C95 2004 Sep 01 431 Ferroxcube E cores and accessories E50/27/15 Note 1. Measured in combination with an equal gapped core half, clamping force for AL measurements 40 ±20 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 B = 200 mT; 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 3C81 ≥320 ≤ 5.5 − − − − 3C90 ≥320 ≤ 2.7 ≤ 3.4 − − − 3C91 ≥320 − 3C92 ≥370 − ≤ 2.7 − ≤ 16 − 3C94 ≥320 − ≤ 2.7 − ≤ 16 − 3C95 ≥320 − − ≤ 16.9 ≤ 16.1 − GRADE ≤ 2.1 (1) Note 1. Measured at 60 °C. 2004 Sep 01 432 − ≤ 12(1) − Ferroxcube E cores and accessories E50/27/15 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. 2004 Sep 01 433