RM12-3F4

FERROXCUBE DATA SHEET RM12/ILP RM, RM/I, RM/ILP cores and accessories Supersedes data of September 2004 2008 Sep 01 Ferroxcube RM, RM/I, RM/ILP 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 set VALUE 0.280 6200 42 148 125 ≈ 35 UNIT mm−1 mm3 mm mm2 mm2 g 37.4 >12.9 0 −1.3 handbook, halfpage RM12/ILP 29.8 0 −1.1 16.1 0 5 −0.5 ∅12.8 0 −0.4 13.8 ±0.25 ∅25 +1 0 Dimensions in mm. 0 9 +0.5 16.8 −0.2 0 CBW133 Fig.1 RM12/ILP core set. Core sets for general purpose transformers and power applications Clamping force for AL measurements, 70 ±20 N. GRADE 3C90 3C94 3C95 3C96 3F3 3F35 3F4 AL (nH) 7100 ±25% 7100 ±25% 8470 ±25% 6700 ±25% 6700 ±25% 5000 ±25% 3600 ±25% µe ≈1600 ≈1600 ≈1915 ≈1510 ≈1510 ≈ 1110 ≈ 810 AIR GAP (µm) ≈0 ≈0 ≈0 ≈0 ≈0 ≈0 ≈0 TYPE NUMBER RM12/ILP-3C90 RM12/ILP-3C94 RM12/ILP-3C95 RM12/ILP-3C96 RM12/ILP-3F3 RM12/ILP-3F35 RM12/ILP-3F4 2008 Sep 01 2 Ferroxcube RM, RM/I, RM/ILP cores and accessories Properties of core sets under power conditions B (mT) at GRADE H = 250 A/m; f = 25 kHz; T = 100 °C ≥315 ≥315 ≥315 ≥315 ≥300 ≥300 ≥250 f = 25 kHz; ˆ B = 200 mT; T = 100 °C ≤ 0.75 − − − − − − f = 100 kHz; ˆ B = 100 mT; T = 100 °C ≤ 0.79 ≤ 0.62 − ≤ 0.49 ≤ 0.68 − − CORE LOSS (W) at f = 100 kHz; ˆ B = 200 mT; T = 25 °C − − ≤ 3.66 − − − − f = 100 kHz; ˆ B = 200 mT; T = 100 °C − ≤ 3.3 ≤ 3.47 ≤ 2.6 − − − RM12/ILP f = 400 kHz; ˆ B = 50 mT; T = 100 °C − − − ≤ 1.1 ≤ 1.2 − − 3C90 3C94 3C95 3C96 3F3 3F35 3F4 Properties of core sets under power conditions (continued) B (mT) at GRADE H = 250 A/m; f = 25 kHz; T = 100 °C ≥315 ≥315 ≥315 ≥315 ≥300 ≥300 ≥250 f = 500 kHz; ˆ B = 50 mT; T = 100 °C − − − ≤ 2.2 − ≤ 0.85 − CORE LOSS (W) at f = 500 kHz; ˆ B = 100 mT; T = 100 °C − − − − − ≤ 6.5 − f = 1 MHz; ˆ B = 30 mT; T = 100 °C − − − − − − ≤ 1.8 f = 3 MHz; ˆ B = 10 mT; T = 100 °C − − − − − − ≤ 3.0 3C90 3C94 3C95 3C96 3F3 3F35 3F4 2008 Sep 01 3 Ferroxcube RM, RM/I, RM/ILP cores and accessories DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS Preliminary specification Product specification PRODUCT STATUS Development DEFINITIONS RM12/ILP 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