ER48 FERROXCUBE | Alldatasheet
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Technical content
Supersedes data of September 2004 2008 Sep 01 FERROXCUBE ER48/18/18 ER cores
2008 Sep 01 794
SYMBOL PARAMETER VALUE UNIT Σ(I/A) core factor (C1) 0.377 mm −1 Ve effective volume 20300 mm 3 Ie effective length 87.0 mm Ae effective area 231 mm 2 Amin minimum area 221 mm 2 m mass of core half ≈ 51 g Fig.1 ER48/18/18 core half. Dimensions in mm. MFP067 48 1 11.45 ± 0.25 18 ± 0.2 36.8 ± 0.8 17.6 ± 0.4 17.6 ± 0.4 R0.8 ± 0.5 (4×) Core halves Clamping force for AL measurements, 50 ± 20 N. Properties of core sets under power conditions GRADE AL (nH) µe TOTAL AIR GAP (µm) TYPE NUMBER 3C90 180 ± 5% ≈ 54 ≈ 2500 ER48/18/18-3C90-E180 265 ± 5% ≈ 77 ≈ 1500 ER48/18/18-3C90-E265 309 ± 5% ≈ 93 ≈ 1250 ER48/18/18-3C90-E309 370 ± 5% ≈ 111 ≈ 1000 ER48/18/18-3C90-E370 465 ± 5% ≈ 140 ≈ 750 ER48/18/18-3C90-E465 6400 ± 25% ≈ 1920 ≈ 0 ER48/18/18-3C90 3C94 6400 ± 25% ≈ 1920 ≈ 0 ER48/18/18-3C94 GRADE B (mT) at CORE LOSS (W) at H=2 5 0A / m ; f = 25 kHz; T = 100 °C f = 25 kHz; = 200 mT; T = 100 °C f = 100 kHz; = 100 mT; T = 100 °C f = 100 kHz; = 200 mT; T = 100 °C 3C94 ≥330 −≤ 2.1 ≤ 12 Bˆ Bˆ Bˆ
2008 Sep 01 795
DATA SHEET STATUS DEFINITIONS 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 DATA SHEET STATUS PRODUCT STATUS DEFINITIONS Preliminary specification Development This data sheet contains prelimin ary 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. 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.