FERROXCUBE DATA SHEET E25/13/11 E cores and accessories Supersedes data of September 2004 2008 Sep 01 Ferroxcube E cores and accessories E25/13/11 CORE SETS Effective core parameters SYMBOL PARAMETER VALUE UNIT Σ(I/A) core factor (C1) 0.733 mm−1 Ve effective volume 4500 mm3 Ie effective length 57.5 mm Ae effective area 78.4 mm2 Amin minimum area 78.4 mm2 m mass of core half ≈ 11 g 25 +0.8 −0.7 handbook, halfpage +1.0 0 0 7.5 −0.5 17.5 8.7 +0.5 −0 12.8 0 −0.5 R2 11.0 Dimensions in mm. 0 −0.5 CBW293 Fig.1 E25/13/11 core half. Core halves Clamping force for AL measurements 20 ±10 N. GRADE 3C90 3C92 AL (nH) TOTAL AIR GAP (µm) µe TYPE NUMBER 63 ±5%(1) ≈ 37 ≈ 2800 E25/13/11-3C90-E63 100 ±8%(1) ≈ 58 ≈ 1480 E25/13/11-3C90-E100 160 ±8% ≈ 93 ≈ 790 E25/13/11-3C90-A160 250 ±15% ≈ 146 ≈ 450 E25/13/11-3C90-A250 E25/13/11-3C90-A315 315 ±15% ≈ 184 ≈ 340 2800 ±25% ≈ 1630 ≈0 E25/13/11-3C90 2200 ±25% ≈ 1280 ≈0 E25/13/11-3C92 3C94 2800 ±25% ≈ 1630 ≈0 E25/13/11-3C94 3C96 2700 ±25% ≈ 1580 ≈0 E25/13/11-3C96 63 ±5%(1) ≈ 37 ≈ 2800 E25/13/11-3F3-E63 ±8%(1) 3F3 ≈ 58 ≈ 1480 E25/13/11-3F3-E100 160 ±8% ≈ 93 ≈ 790 E25/13/11-3F3-A160 250 ±15% ≈ 146 ≈ 450 E25/13/11-3F3-A250 E25/13/11-3F3-A315 100 3F35 315 ±15% ≈ 184 ≈ 340 2700 ±25% ≈ 1580 ≈0 E25/13/11-3F3 2000 ±25% ≈ 1170 ≈0 E25/13/11-3F35 Note 1. Measured in combination with an equal gapped core half, clamping force for AL measurements, 20 ±10 N. 2008 Sep 01 384 Ferroxcube E cores and accessories E25/13/11 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 3C90 ≥330 ≤ 0.55 3C92 ≥370 − 3C94 ≥330 3C96 3F3 3F35 GRADE f = 100 kHz; ˆ = 200 mT; B T = 100 °C f = 400 kHz; ˆ = 50 mT; B T = 100 °C ≤ 0.55 − − ≤ 0.42 ≤ 2.4 − − ≤ 0.42 ≤ 2.4 − ≥340 − ≤ 0.33 ≤ 1.9 − ≥320 − ≤ 0.55 − ≤ 0.95 ≥300 − − − − 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 T = 100 °C 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 3C90 ≥330 − − − − 3C92 ≥370 − − − − 3C94 ≥330 − − − − 3C96 ≥340 ≤ 1.7 − − − 3F3 ≥320 − − − − 3F35 ≥300 ≤ 0.6 ≤ 4.7 − − GRADE 2008 Sep 01 385 Ferroxcube E cores and accessories E25/13/11 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 01 386