FERROXCUBE DATA SHEET EQ38/8/25 EQ cores and accessories New data 2008 Sep 01 Ferroxcube EQ cores and accessories EQ38/8/25 CORES Effective core parameters of a set of EQ cores SYMBOL PARAMETER VALUE R0.25 max (4x) UNIT Σ(I/A) core factor (C1) 0.341 mm −1 Ve effective volume 7900 mm 3 Ie effective length 51.9 mm Ae effective area 152 mm 2 Amin minimum area 119 mm 2 m mass of core half ≈ 21.5 g 5.3 ± 0.2 8 ± 0.15 38.1 ± 0.7 33.1 ± 0.6 24.76 ± 0.5 14 ± 0.2 25.4 ± 0.5 R0.8 (4x) R0.8 (4x) R0.4 R0.8 (4x) MFP223 Dimensions in mm. Fig.1 EQ38/8/25 core. Effective core parameters of an EQ/PLT combination SYMBOL PARAMETER VALUE UNIT Σ(I/A) core factor (C1) 0.282 mm −1 Ve effective volume 6190 mm 3 Ie effective length 41.7 mm Ae effective area 148 mm 2 Amin minimum area 119 mm 2 m mass of plate ≈ 14.6 g handbook, halfpage 38.1 ± 0.7 2.7 ± 0.2 Ordering information for plates GRADE TYPE NUMBER 3C94 PLT38/25/2.7-3C94 3C95 PLT38/25/2.7-3C95 3C96 PLT38/25/2.7-3C96 3F35 PLT38/25/2.7-3F35 3F4 PLT38/25/2.7-3F4 3F45 PLT38/25/2.7-3F45 25.4 ± 0.5 MFP237 Dimensions in mm. Fig.2 PLT38/25/2.7. 2008 Sep 01 2 Ferroxcube EQ cores and accessories EQ38/8/25 Core halves for use in combination with an EQ core AL measured in combination with a non-gapped core half, clamping force for AL measurements, 50 ± 20 N. GRADE AL (nH) AIR GAP (µm) µe TYPE NUMBER 3C94 7000 ± 25 % ≈ 1900 ≈0 EQ38/8/25-3C94 3C95 8810 ± 25 % ≈ 2395 ≈0 EQ38/8/25-3C95 3C96 6300 ± 25 % ≈ 1710 ≈0 EQ38/8/25-3C96 3F35 4500 ± 25 % ≈ 1220 ≈0 EQ38/8/25-3F35 3F4 3000 ± 25 % ≈ 815 ≈0 EQ38/8/25-3F4 3F45 3000 ± 25 % ≈ 815 ≈0 EQ38/8/25-3F45 Core halves for use in combination with a plate (PLT) AL measured in combination with a plate (PLT), clamping force for AL measurements, 50 ± 20 N. GRADE AL (nH) AIR GAP (µm) µe TYPE NUMBER 3C94 8200 ± 25 % ≈ 1840 ≈0 PLT38/25/2.7-3C94 3C95 10220 ± 25 % ≈ 2295 ≈0 PLT38/25/2.7-3C95 3C96 7400 ± 25 % ≈ 1660 ≈0 PLT38/25/2.7-3C96 3F35 5300 ± 25 % ≈ 1190 ≈0 PLT38/25/2.7-3F35 3F4 3500 ± 25 % ≈ 785 ≈0 PLT38/25/2.7-3F4 3F45 3500 ± 25 % ≈ 785 ≈0 PLT38/25/2.7-3F45 2008 Sep 01 3 Ferroxcube EQ cores and accessories EQ38/8/25 Properties of core sets under power conditions B (mT) at CORE COMBINATION CORE LOSS (W) at H = 250 A/m; f = 10 kHz; T = 100 °C f = 100 kHz; ˆ = 100 mT; B T = 100 °C f = 100 kHz; B̂ = 200 mT; T = 25 °C f = 100 kHz; B̂ = 200 mT; T = 100 °C f = 500 kHz; ˆ = 50 mT; B T = 100 °C EQ+EQ38-3C94 ≥ 320 ≤ 0.72 ≤ 4.8 − − EQ+PLT38-3C94 ≥ 320 ≤ 0.56 ≤ 3.8 − − EQ+EQ38-3C95 ≥ 320 − ≤ 4.66 ≤ 4.42 − EQ+PLT38-3C95 ≥ 320 − ≤ 3.65 ≤ 3.47 − EQ+EQ38-3C96 ≥ 340 ≤ 0.52 − ≤ 3.5 ≤ 3.1 EQ+PLT38-3C96 ≥ 340 ≤ 0.42 − ≤ 2.8 ≤ 2.4 EQ+EQ38-3F35 ≥ 300 − − − ≤ 1.2 EQ+PLT38-3F35 ≥ 300 − − − ≤ 0.94 Properties of core sets under power conditions (continued) B (mT) at CORE COMBINATION CORE LOSS (W) at H = 250 A/m; f = 10 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 EQ+EQ38-3F35 ≥ 300 ≤ 8.9 − − − EQ+PLT38-3F35 ≥ 300 ≤ 7.0 − − − EQ+EQ38-3F4 ≥ 300 − ≤ 4.1 − ≤ 5.8 EQ+PLT38-3F4 ≥ 300 − ≤ 3.2 − ≤ 4.6 EQ+EQ38-3F45 ≥ 300 − ≤ 3.2 ≤ 12 ≤ 4.7 EQ+PLT38-3F45 ≥ 300 − ≤ 2.5 ≤ 9.0 ≤ 3.7 2008 Sep 01 4 Ferroxcube EQ cores and accessories EQ38/8/25 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 5