FERROXCUBE DATA SHEET RM8/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 RM8/ILP CORE SETS Effective core parameters SYMBOL PARAMETER handbook, halfpage VALUE UNIT Σ(I/A) core factor (C1) 0.440 mm−1 Ve effective volume 1860 mm3 Ie effective length 28.7 mm Ae effective area 64.9 mm2 Amin minimum area 55.4 mm2 m mass of set ≈ 10 g 0 19.7 0.8 11 0 0.5 5 9.5 0 0.9 23.2 O 8.55 0 0.3 9.4 ± 0.25 5.9 O 17 0 + 0.4 11.6 − 0.2 0 MBE867 0.6 0 Dimensions in mm. Fig.1 RM8/ILP core set. Core sets for filter applications Clamping force for AL measurements, 30 ±10 N. GRADE AL (nH) AIR GAP (µm) µe TYPE NUMBER 3B46 6500 ±25% ≈ 2280 ≈0 3D3 250 ±3% ≈ 88 ≈ 330 RM8/ILP-3D3-A250 315 ±3% ≈ 111 ≈ 250 RM8/ILP-3D3-A315 RM8/ILP-3D3-A400 3H3 RM8/ILP-3B46 400 ±5% ≈ 141 ≈ 180 1850 ±25% ≈ 650 ≈0 400 ±3% ≈ 141 ≈ 210 RM8/ILP-3H3-A400 630 ±5% ≈ 222 ≈ 120 RM8/ILP-3H3-A630 1000 ±8% ≈ 352 ≈ 70 RM8/ILP-3H3-A1000 ≈ 1440 ≈0 4100 ±25% RM8/ILP-3D3 RM8/ILP-3H3 Core sets for general purpose transformers and power applications Clamping force for AL measurements, 30 ±10 N. GRADE AL (nH) AIR GAP (µm) µe TYPE NUMBER 3C90 4100 ±25% ≈ 1440 ≈0 RM8/ILP-3C90 3C94 4100 ±25% ≈ 1440 ≈0 RM8/ILP-3C94 3C95 4800 ±25% ≈ 1690 ≈0 RM8/ILP-3C95 3C96 3800 ±25% ≈ 1330 ≈0 RM8/ILP-3C96 3F3 3800 ±25% ≈ 1330 ≈0 RM8/ILP-3F3 3F35 3100 ±25% ≈ 1090 ≈0 RM8/ILP-3F35 3F4 2200 ±25% ≈ 770 ≈0 RM8/ILP-3F4 3F45 2200 ±25% ≈ 770 ≈0 RM8/ILP-3F45 2008 Sep 01 2 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/ILP Core sets of high permeability grades Clamping force for AL measurements, 30 ±10 N. GRADE AL (nH) AIR GAP (µm) µe TYPE NUMBER 3E5 16 000 +40/−30% ≈ 5600 ≈0 RM8/ILP-3E5 3E6 19 500 +40/−30% ≈ 6800 ≈0 RM8/ILP-3E6 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 ≥320 ≤ 0.23 ≤ 0.24 3C94 ≥320 − ≤ 0.18 3C95 ≥320 − − GRADE f = 100 kHz; ˆ = 200 mT; B T = 100 °C f = 400 kHz; ˆ = 50 mT; B T = 100 °C − − − − ≤ 0.92 − ≤ 1.1 ≤ 1.04 − 3C96 ≥340 − ≤ 0.14 − ≤ 0.73 ≤ 0.32 3F3 ≥315 − ≤ 0.21 − − ≤ 0.36 3F35 ≥300 − − − − ≤ 0.2 3F4 ≥250 − − − − − 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 = 1 MHz; ˆ = 50 mT; B T = 100 °C f = 3 MHz; ˆ = 10 mT; B T = 100 °C ≥320 − − − − − 3C94 ≥320 − − − − − 3C95 ≥320 − − − − − 3C96 ≥340 ≤ 0.7 − − − − 3F3 ≥315 − − − − − 3F35 ≥300 ≤ 0.3 ≤ 2.2 − − − 3F4 ≥250 − − ≤ 0.56 − ≤ 0.9 3F45 ≥250 − − ≤ 0.45 ≤ 1.7 ≤ 0.75 2008 Sep 01 3 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/ILP General data coil former PARAMETER SPECIFICATION Coil former material phenolformaldehyde (PF), glass-reinforced, flame retardant in accordance with “UL 94V-0” ; UL file number E41429 (M) Pin material copper-clad steel, tin (Sn) plated Maximum operating temperature 155 °C, “IEC 60085”, class F Resistance to soldering heat “IEC 60068-2-20” , Part 2, Test Tb, method 1B, 350 °C, 3.5 s Solderability “IEC 60068-2-20”, Part 2, Test Ta, method 1 0 5.8 −0.2 11.3 3.95 min. 0.6 17.78 12.7 1 7.62 1 ∅1 +0.15 0 handbook, full pagewidth ∅16.9 0 −0.2 8.7 +0.15 0 0 ∅9.95 −0.2 ∅ 0.6 1.4 3 CBW527 5 2.54 Dimensions in mm. Fig.2 Coil former for RM8/ILP; 12 pins. Winding data and area product for RM8/ILP coil former NUMBER OF SECTIONS PIN WINDING NUMBER POSITIONS AREA OF PINS USED (mm2) WINDING WIDTH (mm) AVERAGE AREA LENGTH PRODUCT OF TURN Ae x Aw (mm) (mm4) TYPE NUMBER 1 12 all 13.3 3.95 41.8 863 CSV-RM8/ILP-1S-12P-Z 1 10 1, 2, 3, 4, 6, 7, 9, 10, 11, 12 13.3 3.95 41.8 863 CSV-RM8/ILP-1S-10P-Z 1 10 1, 2, 3, 4, 6, 8, 9, 10, 11, 12 13.3 3.95 41.8 863 CSV-RM8/ILP-1S-10P-ZA 2008 Sep 01 4 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/ILP MOUNTING PARTS General data ITEM SPECIFICATION Clamping force ≈15 N Clip material stainless steel (CrNi) Clip plating tin (Sn) Solderability ‘‘IEC 60068-2-20’’, Part 2, Test Ta, method 1 Type number 4.5 columns 10.65 R 22 8.45 CLI/P-RM8/ILP 4.8 CBW526 0.7 Dimensions in mm. Fig.3 Mounting clip for RM8/ILP. 2008 Sep 01 5 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/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 6