ER51-3C93

FERROXCUBE DATA SHEET ER51/10/38 Planar ER cores and accessories New data 2008 Sep 01 Ferroxcube Planar ER cores and accessories CORE SETS Effective core parameters SYMBOL Σ(I/A) Ve Ie Ae Amin m PARAMETER core factor (C1) effective volume effective length effective area minimum area mass of core half VALUE 0.209 25800 73.5 351 314 ≈ 74.7 UNIT mm−1 mm3 mm mm2 mm2 g 20 ± 0.4 A R0.25 max (4x) 4.95 ± 0.15 10.16 ± 0.15 ER51/10/38 R2.0 (8x) 3 + 0.3 −0 5˚ 38.1 ± 0.7 R1.0 (2x) A 41.8 ± 0.8 51 ± 1.0 Dimensions in mm. Section A-A 4.4 min (2x) MFP219 Fig.1 ER51/10/38 core half. Core halves for general purpose transformers and power applications Clamping force for AL measurements, 150 ± 25 N. GRADE 3C92 3C93 3C95 3C96 3F3 AL (nH) 8100 ± 25 % 9400 ± 25 % 14230 ± 25 % 10200 ± 25 % 10200 ± 25 % µe ≈ 1350 ≈ 1570 ≈ 2370 ≈ 1700 ≈ 1700 AIR GAP (µm) ≈0 ≈0 ≈0 ≈0 ≈0 TYPE NUMBER ER51/10/38-3C92 ER51/10/38-3C93 ER51/10/38-3C95 ER51/10/38-3C96 ER51/10/38-3F3 Properties of core sets under power conditions B (mT) at GRADE H = 250 A/m; f = 25 kHz; T = 100 °C ≥ 370 ≥ 320 ≥ 320 ≥ 340 ≥ 300 f = 100 kHz; ˆ B = 100 mT; T = 100 °C ≤ 2.5 ≤ 2.5 − ≤ 1.68 ≤ 3.2 (1) CORE LOSS (W) at f = 100 kHz; ˆ B = 200 mT; T = 25 °C − − ≤ 17.9 − − f = 100 kHz; ˆ B = 200 mT; T = 100 °C ≤ 15.2 ≤ 15.2 ≤ 17 ≤ 11.2 − (1) f = 400 kHz; ˆ B = 50 mT; T = 100 °C − − − − ≤ 5.0 f = 500 kHz; ˆ B = 50 mT; T = 100 °C − − − ≤ 10.5 − 3C92 3C93 3C95 3C96 3F3 1. Measured at 140 °C. 2008 Sep 01 2 Ferroxcube Planar ER cores and accessories MOUNTING INFORMATION ER51/10/38 52.2 min 40.8 max 20.6 min 40.0 min R1.8 max (8×) MFP220 Fig.2 Recommended PCB cut-out for ER51/10/38 cores. Winding data for ER51/10/38 planar core WINDING AREA (mm2) 108 AVERAGE TRACK LENGTH (mm) 97.1 FOOTPRINT AREA (mm2) 1986 2008 Sep 01 3 Ferroxcube Planar ER cores and accessories DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS Preliminary specification Product specification PRODUCT STATUS Development DEFINITIONS ER51/10/38 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. 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. Production 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 Prototype Design-in Preferred Support INDICATION DEFINITION 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. These products are recommended for new designs. These products are recommended for use in current designs and are available via our sales channels. 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 4