FERROXCUBE DATA SHEET P66/56 P cores and accessories Supersedes data of September 2004 2008 Sep 01 Ferroxcube P cores and accessories P66/56 CORE SETS Effective core parameters SYMBOL PARAMETER VALUE UNIT Σ(I/A) core factor (C1) 0.172 mm−1 Ve effective volume 88200 mm3 Ie effective length 123 mm Ae effective area 717 mm2 Amin minimum area 591 mm2 m mass of set ≈ 550 g 7.26 ± 0.25 54.51 ± 1.02 66.29 ± 1.19 28.19 ± 0.61 6.5 ± 0.15 43.28 ± 0.5 57.3 ± 0.5 MGC156 Dimensions in mm. Fig.1 P66/56 core set. Core sets for general purpose transformers and power applications Clamping force for AL measurements, 1000 ±300 N. AL (nH) GRADE AIR GAP (µm) µe TYPE NUMBER 3C81 18200 ±25% ≈ 2490 ≈0 P66/56-3C81 3C91 18200 ±25% ≈ 2490 ≈0 P66/56-3C91 3F3 12350 ±25% ≈ 1690 ≈0 P66/56-3F3 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 = 100 °C f = 400 kHz; ˆ = 50 mT; B T = 100 °C 3C81 ≥320 ≤ 25 − − − 3C91 ≥315 − 3F3 ≥315 − GRADE ≤ ≤ 10 Note 1. Measured at 60 °C. 2008 Sep 01 4.7(1) 1031 ≤ 33(1) − − ≤ 20 Ferroxcube P cores and accessories P66/56 COIL FORMERS General data CP-P66/56 coil former PARAMETER SPECIFICATION Coil former material phenolformaldehyde (PF), glass reinforced, flame retardant in accordance with “UL 94V-0” ; UL file number E59481 Maximum operating temperature 180 °C, “IEC 60085”, class H 41.5 0 −0.3 1.4 ∅29 +0.4 0 53 0 −0.5 5 ∅31.9 ± 0.2 MFP178 Dimensions in mm. Fig.2 Coil former: CP-P66/56-1S-C. Winding data for CP-P66/56 coil former NUMBER OF SECTIONS WINDING AREA (mm2) MINIMUM WINDING WIDTH (mm) AVERAGE LENGTH OF TURN (mm) 1 400 38.4 130 2008 Sep 01 1032 TYPE NUMBER CP-P66/56-1S-C Ferroxcube P cores and accessories P66/56 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 1033