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 RM12/ILP CORE SETS Effective core parameters SYMBOL PARAMETER VALUE UNIT Σ(I/A) core factor (C1) 0.280 mm−1 Ve effective volume 6200 mm3 Ie effective length 42 mm Ae effective area 148 mm2 Amin minimum area 125 mm2 m mass of set ≈ 35 g 29.8 0 −1.1 handbook, halfpage 16.1 0 5 −0.5 >12.9 0 −1.3 37.4 ∅12.8 0 −0.4 0 9 +0.5 16.8 −0.2 0 13.8 ±0.25 ∅25 +1 0 CBW133 Dimensions in mm. Fig.1 RM12/ILP core set. Core sets for general purpose transformers and power applications Clamping force for AL measurements, 70 ±20 N. GRADE AL (nH) AIR GAP (µm) µe TYPE NUMBER 3C90 7100 ±25% ≈1600 ≈0 RM12/ILP-3C90 3C94 7100 ±25% ≈1600 ≈0 RM12/ILP-3C94 3C95 8470 ±25% ≈1915 ≈0 RM12/ILP-3C95 3C96 6700 ±25% ≈1510 ≈0 RM12/ILP-3C96 3F3 6700 ±25% ≈1510 ≈0 RM12/ILP-3F3 3F35 5000 ±25% ≈ 1110 ≈0 RM12/ILP-3F35 3F4 3600 ±25% ≈ 810 ≈0 RM12/ILP-3F4 2008 Sep 01 2 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM12/ILP Properties of core sets under power conditions B (mT) at CORE LOSS (W) at H = 250 A/m; f = 25 kHz; T = 100 °C f = 25 kHz; ˆ = 200 mT; B T = 100 °C f = 100 kHz; ˆ = 100 mT; B T = 100 °C f = 100 kHz; ˆ = 200 mT; B T = 25 °C 3C90 ≥315 ≤ 0.75 ≤ 0.79 − − − 3C94 ≥315 − ≤ 0.62 − ≤ 3.3 − 3C95 ≥315 − − ≤ 3.66 ≤ 3.47 − 3C96 ≥315 − ≤ 0.49 − ≤ 2.6 ≤ 1.1 3F3 ≥300 − ≤ 0.68 − − ≤ 1.2 3F35 ≥300 − − − − − 3F4 ≥250 − − − − − GRADE f = 100 kHz; ˆ = 200 mT; B T = 100 °C f = 400 kHz; ˆ = 50 mT; B T = 100 °C Properties of core sets under power conditions (continued) B (mT) at GRADE 3C90 CORE LOSS (W) at H = 250 A/m; f = 25 kHz; T = 100 °C f = 500 kHz; ˆ = 50 mT; B T = 100 °C f = 500 kHz; ˆ = 100 mT; B T = 100 °C f = 1 MHz; ˆ = 30 mT; B T = 100 °C f = 3 MHz; ˆ = 10 mT; B T = 100 °C ≥315 − − − − 3C94 ≥315 − − − − 3C95 ≥315 − − − − 3C96 ≥315 ≤ 2.2 − − − 3F3 ≥300 − − − − 3F35 ≥300 ≤ 0.85 ≤ 6.5 − − 3F4 ≥250 − − ≤ 1.8 ≤ 3.0 2008 Sep 01 3 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM12/ILP 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 4