ER18 FERROXCUBE | Alldatasheet

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Supersedes data of September 2004 2008 Sep 01 FERROXCUBE ER18/3.2/10 Planar ER cores and accessories

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Planar ER cores and accessories ER18/3.2/10 CORE SETS Effective core parameters SYMBOL PARAMETER VALUE UNIT Σ(I/A) core factor (C1) 0.730 mm −1 Ve effective volume 667 mm 3 Ie effective length 22.1 mm Ae effective area 30.2 mm 2 Amin minimum area 30.1 mm 2 m mass of core half ≈ 1.6 g MFP028 3.15 ± 0.1 13.5 min 15.6 ± 0.3 1.6 ± 0.1 6.2 ± 0.15 9.7 ± 0.2 18.0 ± 0.35 R0.8 (8×) Fig.1 ER18/3.2/10 core half. Dimensions in mm. Core sets for general purpose transformers and power applications Clamping force for AL measurements, 15 ± 5N . GRADE AL (nH) µe AIR GAP (µm) TYPE NUMBER 3C92 160 ± 3 % ≈ 93 ≈ 260 ER18/3.2/10-3C92-A160-S 250 ± 5 % ≈ 146 ≈ 150 ER18/3.2/10-3C92-A250-S 400 ± 8 % ≈ 232 ≈ 85 ER18/3.2/10-3C92-A400-S 1900 ± 25 % ≈ 1100 ≈ 0 ER18/3.2/10-3C92-S 3C93 2200 ± 25 % ≈ 1270 ≈ 0 ER18/3.2/10-3C93-S 3C95 3120 ± 25 % ≈ 1810 ≈ 0 ER18/3.2/10-3C95-S 3C96 160 ± 3 % ≈ 93 ≈ 260 ER18/3.2/10-3C96-A160-S 250 ± 5 % ≈ 146 ≈ 155 ER18/3.2/10-3C96-A250-S 400 ± 8 % ≈ 232 ≈ 90 ER18/3.2/10-3C96-A400-S 2400 ± 25 % ≈ 1100 ≈ 0 ER18/3.2/10-3C96-S 3F3 2400 ± 25 % ≈ 1100 ≈ 0 ER18/3.2/10-3F3-S 3F35 160 ± 3 % ≈ 93 ≈ 260 ER18/3.2/10-3F35-A160-S 250 ± 5 % ≈ 146 ≈ 150 ER18/3.2/10-3F35-A250-S 400 ± 8 % ≈ 232 ≈ 85 ER18/3.2/10-3F35-A400-S 1800 ± 25 % ≈ 1100 ≈ 0 ER18/3.2/10-3F35-S 3F4 1300 ± 25 % ≈ 794 ≈ 0 ER18/3.2/10-3F4-S 3F45 1300 ± 25 % ≈ 794 ≈ 0 ER18/3.2/10-3F45-S

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Planar ER cores and accessories ER18/3.2/10 Properties of core sets under power condition Properties of core sets under power condition (continued) MOUNTING INFORMATION GRADE B (mT) at CORE LOSS (W) at H=2 5 0A / m ; f = 25 kHz; T = 100 °C f = 100 kHz; = 100 mT; T = 100 °C f=1 0 0k H z ; = 200 mT; T=2 5 °C f = 100 kHz; =2 0 0m T ; T = 100 °C f = 400 kHz; =5 0m T ; T=1 0 0 °C f = 500 kHz; =5 0m T ; T = 100 °C f = 500 kHz; = 100 mT; T = 100 °C 3C93 ≥ 320 ≤ 0.052(1) 1. Measured at 140 °C. GRADE B (mT) at CORE LOSS (W) at H = 1200 A/m; f=2 5k H z ; T=1 0 0 °C f=1M H z ; =3 0m T ; T=1 0 0 °C f=1M H z ; =5 0m T ; T = 100 °C f=3M H z ; =1 0m T ; T = 100 °C 3F45 ≥ 250 ≤ 0.16 ≤ 0.6 ≤ 0.27 Bˆ Bˆ Bˆ Bˆ Bˆ Bˆ Bˆ Bˆ Bˆ R0.6 max (8×) 18.55 min 15.1 max 13.3 max 6.5 min 10.1 min MFP030 Fig.2 Recommended PCB cut-out for ER18/3.2/10 cores. Winding data for ER18/3.2/10 planar core WINDING AREA (mm2) AVERAGE TRACK LENGTH (mm) FOOTPRINT AREA (mm2) 15.0 34.2 225

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Planar ER cores and accessories ER18/3.2/10 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.