FERROXCUBE DATA SHEET RM8/I 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/I CORE SETS Effective core parameters SYMBOL PARAMETER VALUE UNIT Σ(I/A) core factor (C1) 0.604 mm−1 Ve effective volume 2440 mm3 Ie effective length 38.4 mm Ae effective area 63.0 mm2 Amin minimum area 55.4 mm2 m mass of set ≈ 13 g handbook, halfpage 0 19.7 0.8 0 5.1 11 0.5 ± 0.1 O 8.55 0 0.3 9.5 0 23.2 0.9 14.3 0.25 0.4 16.4 10.8 0 0.1 O 17 MGC068 0.6 0 Dimensions in mm. Fig.1 RM8/I 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 5200 ± 25 % ≈ 2500 ≈0 3D3 250 ±3% ≈ 121 ≈ 360 RM8/I-3D3-A250 315 ±5% ≈ 153 ≈ 270 RM8/I-3D3-A315 RM8/I-3D3-A400 3H3 2008 Sep 01 RM8/I-3B46 400 ±5% ≈ 194 ≈ 200 1400 ±25% ≈ 675 ≈0 400 ±3% ≈ 194 ≈ 200 RM8/I-3H3-A400 RM8/I-3D3 630 ±5% ≈ 306 ≈ 115 RM8/I-3H3-A630 1000 ±10% ≈ 485 ≈ 65 RM8/I-3H3-A1000 3250 ±25% ≈ 1560 ≈0 2 RM8/I-3H3 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/I Core sets for general purpose transformers and power applications Clamping force for AL measurements, 30 ±10 N. GRADE AL (nH) TOTAL AIR GAP (µm) µe TYPE NUMBER 100 ±3% ≈ 49 ≈ 1100 RM8/I-3C81-E100 160 ±3% ≈ 78 ≈ 610 RM8/I-3C81-A160 250 ±3% ≈ 121 ≈ 360 RM8/I-3C81-A250 315 ±3% ≈ 153 ≈ 270 RM8/I-3C81-A315 400 ±3% ≈ 194 ≈ 200 RM8/I-3C81-A400 ≈ 1990 ≈0 100 ±3% ≈ 49 ≈ 1100 RM8/I-3C90-A100 160 ±3% ≈ 78 ≈ 610 RM8/I-3C90-A160 250 ±3% ≈ 121 ≈ 360 RM8/I-3C90-A250 315 ±3% ≈ 153 ≈ 270 RM8/I-3C90-A315 400 ±3% ≈ 194 ≈ 200 RM8/I-3C90-A400 3300 ±25% ≈ 1600 ≈0 3C91 4100 ±25% ≈ 1990 ≈0 3C94 100 ±3% ≈ 49 ≈ 1100 RM8/I-3C94-A100 160 ±3% ≈ 78 ≈ 610 RM8/I-3C94-A160 250 ±3% ≈ 121 ≈ 360 RM8/I-3C94-A250 315 ±3% ≈ 153 ≈ 270 RM8/I-3C94-A315 400 ±3% ≈ 194 ≈ 200 RM8/I-3C94-A400 3300 ±25% ≈ 1600 ≈0 RM8/I-3C94 3C95 4100 ±25% ≈ 1990 ≈0 RM8/I-3C95 3C96 3000 ±25% ≈ 1440 ≈0 RM8/I-3C96 ≈ 49 ≈ 1100 RM8/I-3F3-A100 160 ±3% ≈ 78 ≈ 610 RM8/I-3F3-A160 250 ±3% ≈ 121 ≈ 360 RM8/I-3F3-A250 315 ±3% ≈ 153 ≈ 270 RM8/I-3F3-A315 RM8/I-3F3-A400 3C81 4100 ±25% 3C90 3F3 100 ±3% 400 ±3% 3F35 3F4 3F45 2008 Sep 01 RM8/I-3C81 RM8/I-3C90 RM8/I-3C91 ≈ 194 ≈ 200 3000 ±25% ≈ 1440 ≈0 RM8/I-3F3 2400 ±25% ≈ 1150 ≈0 RM8/I-3F35 100 ±3% ≈ 49 ≈ 1100 RM8/I-3F4-A100 160 ±3% ≈ 78 ≈ 610 RM8/I-3F4-A160 250 ±3% ≈ 121 ≈ 360 RM8/I-3F4-A250 315 ±3% ≈ 153 ≈ 270 RM8/I-3F4-A315 RM8/I-3F4-A400 400 ±3% ≈ 194 ≈ 200 1700 ±25% ≈ 820 ≈0 RM8/I-3F4 1700 ±25% ≈ 820 ≈0 RM8/I-3F45 3 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/I Core sets of high permeability grades Clamping force for AL measurements, 30 ±10 N. AL (nH) µe 3E27 8000 ± 25% ≈ 3880 RM8/I-3E27 3E5 12500 +40/−30% ≈ 6060 RM8/I-3E5 3E6 15500 +40/−30% ≈ 7520 RM8/I-3E6 GRADE TYPE NUMBER 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 f = 100 kHz; ˆ = 200 mT; B T = 100 °C f = 400 kHz; ˆ = 50 mT; B T = 100 °C 3C81 ≥315 ≤ 0.56 − − − − 3C90 ≥320 ≤ 0.30 ≤ 0.31 − − − 3C91 ≥315 − 3C94 ≥320 − ≤ 0.23 − ≤ 1.2 − 3C95 ≥320 − − ≤ 1.44 ≤ 1.37 − 3C96 ≥340 − ≤ 0.17 − ≤ 1.0 ≤ 0.43 3F3 ≥315 − ≤ 0.27 − − ≤ 0.47 3F35 ≥315 − − − − ≤ 0.25 3F4 ≥250 − − − − − GRADE ≤ 0.17(1) − ≤ 1.01) − Properties of core sets under power conditions (continued) B (mT) at GRADE 3C96 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 ≥340 ≤ 0.9 − − − − 3F3 ≥315 − − − − − 3F35 ≥315 ≤ 0.37 ≤ 2.6 − − − 3F4 ≥250 − − ≤ 0.74 − ≤ 1.2 3F45 ≥250 − − ≤ 0.56 ≤ 2.1 ≤ 1.0 Note 1. Measured at 60 °C. 2008 Sep 01 4 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/I COIL FORMER General data PARAMETER SPECIFICATION Coil former material polybutyleneterephthalate (PBT), glass-reinforced, flame retardant in accordance with “UL 94V-0”; UL file number E45329(R) Pin material copper-tin alloy (CuSn), 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 10.6 0 −0.15 3.1 (8.6 min.) 5.08 3.81 3.81 3.81 1.1 0.65 3.81 2.5 2.54 0.3 handbook, full pagewidth 20.32 8.7 +0.2 0 16 23.4 ∅16.9 0 ∅9.95 0 −0.2 −0.1 ∅0.6 3.2 23.3 4.3 1 +0.15 0 CBW524 Dimensions in mm. Fig.2 RM8/I coil former (DIL). Winding data and area product for RM8/I coil former (DIL) NUMBER OF SECTIONS AVERAGE LENGTH OF TURN (mm) WINDING AREA (mm2) WINDING WIDTH (mm) AREA PRODUCT Ae x Aw (mm4) 1 42 30.9 8.6 1950 2008 Sep 01 5 TYPE NUMBER CPV-RM8/I-1S-12PD Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/I Additional coilformers are those of “RM8”, but “area product” is different. Winding data and area product (for RM8/I) for RM8 coil former AVERAGE LENGTH OF TURN (mm) WINDING AREA (mm2) WINDING WIDTH (mm) AREA PRODUCT Ae x Aw (mm4) TYPE NUMBER 1, 2, 5, 6, 7, 8, 11, 12 42 30 9.1 1890 CSV-RM8-1S-8P-G(1) 12 all 42 30 9.1 1890 CSV-RM8-1S-12P-G(1) 2 8 1, 2, 5, 6, 7, 8, 11, 12 42 2 × 13.5 2 × 4.3 2 x 850 CSV-RM8-2S-8P 2 12 all 42 2 × 13.5 2 × 4.3 2 x 850 CSV-RM8-2S-12P-G 1 4 3, 4, 9, 10 42 30 9.1 1890 CSV-RM8-1S-4P 1 5 1, 2, 5, 8, 11 42 30 9.1 1890 CSV-RM8-1S-5P 2 5 1, 2, 5, 8, 11 42 2 × 13.5 2 × 4.3 2 x 850 CSV-RM8-2S-5P NUMBER OF SECTIONS NUMBER OF PINS PIN POSITIONS USED 1 8 1 Note 1. Also available with post-inserted pins. 2008 Sep 01 6 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/I MOUNTING PARTS General data ITEM SPECIFICATION 4.5 Clamping force ≈15 N Clip material stainless steel Clip plating tin (Sn) Solderability “IEC 60 068-2-20”, Part 2, Test Ta, method 1 Type number CLI/P-RM8/I olumns 15.5 13.3 R 40 4.8 CBW523 0.7 Dimensions in mm. Fig.3 Mounting clip with earth pin for RM8/I. General data ITEM Clamping force SPECIFICATION ≈15 N Clip material stainless steel Type number CLI-RM8/I 4.5 olumns 15.5 R 40 13.3 CBW522 Dimensions in mm. Fig.4 Mounting clip without earth pin for RM8/I. 2008 Sep 01 7 Ferroxcube RM, RM/I, RM/ILP cores and accessories RM8/I 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 8