FERROXCUBE DATA SHEET P14/8/I P cores and accessories Supersedes data of September 2004 2008 Sep 01 Ferroxcube P cores and accessories P14/8/I CORE SETS Effective core parameters SYMBOL PARAMETER VALUE UNIT Σ(I/A) core factor (C1) 0.700 mm−1 Ve effective volume 628 mm3 Ie effective length 21.0 mm Ae effective area 29.9 mm2 Amin minimum area 23.6 mm2 m mass of set ≈ 3.5 g 9.5 ±0.3 handbook, halfpage 5.9 ±0.1 3.3 ±0.6 11.8 14.05 ±0.2 ±0.25 0.3 ±0.075 5.6 8.4 +0.4/−0 ±0.15 CBW108 Dimensions in mm. Fig.1 P14/8/I core set. Core sets for general purpose transformers and power applications Clamping force for AL measurements, 15 ±5 N. GRADE 3C81 AL (nH) 100 ±3% 3F3 ≈ 470 P14/8/I-3C81-A100 160 ±3% ≈ 89 ≈ 270 P14/8/I-3C81-A160 ≈ 140 ≈ 160 P14/8/I-3C81-A250 315 ±5% ≈ 176 ≈ 120 P14/8/I-3C81-A315 P14/8/I-3C81-A400 ≈ 224 ≈ 95 2900 ±25% ≈ 1620 ≈0 P14/8/I-3C81 2900 ±25% ≈ 1620 ≈0 P14/8/I-3C91 100 ±3% ≈ 56 ≈ 470 P14/8/I-3F3-A100 160 ±3% ≈ 89 ≈ 270 P14/8/I-3F3-A160 250 ±3% ≈ 140 ≈ 160 P14/8/I-3F3-A250 315 ±5% ≈ 176 ≈ 120 P14/8/I-3F3-A315 400 ±5% ≈ 224 ≈ 95 P14/8/I-3F3-A400 ≈ 1340 ≈0 2400 ±25% 2008 Sep 01 ≈ 56 TYPE NUMBER 250 ±3% 400 ±5% 3C91 AIR GAP (µm) µe 961 P14/8/I-3F3 Ferroxcube P cores and accessories P14/8/I 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 ≤ 0.15 − − − 3C91 ≥315 − 3F3 ≥315 − GRADE ≤ 0.032(1) ≤ − 0.24 (1) ≤ 0.07 − ≤ 0.12 Note 1. Measured at 60 °C. BOBBINS AND ACCESSORIES Coil formers, winding data and mounting parts are equal to those of “P14/8”, but “area product” is different. Winding data and area product (for P14/8/I) for CP-P14/8 coil former NUMBER OF SECTIONS MINIMUM WINDING WIDTH (mm) WINDING AREA (mm2) AVERAGE LENGTH OF TURN (mm) AREA PRODUCT Ae x Aw (mm4) TYPE NUMBER 1 8.8 4.1 28.9 263 CP-P14/8-1S 2 2 × 4.0 2 × 1.85 28.9 2 x 120 CP-P14/8-2S Winding data and area product (for P14/8/I) for CP-P14/8-A coil former NUMBER OF SECTIONS MINIMUM WINDING AREA (mm2) NOMINAL WINDING WIDTH (mm) AVERAGE LENGTH OF TURN (mm) AREA PRODUCT Ae x Aw (mm4) TYPE NUMBER 1 9.4 4.5 29.0 281 CP-P14/8-1S-A 2 2 x 4.32 2 x 2.0 29.0 2 x 129 CP-P14/8-2S-A 3 3 × 2.19 3 × 1.2 29.0 3 x 65.5 CP-P14/8-3S-A Winding data and area product (for P14/8/I) for 4-pins P14/8 coil former for PCB mounting NUMBER OF SECTIONS MINIMUM WINDING AREA (mm2) NOMINAL WINDING WIDTH (mm) AVERAGE LENGTH OF TURN (mm) LENGTH OF PINS (mm) AREA PRODUCT Ae x Aw (mm4) 1 8.65 4.4 29.0 4.4 259 CPV-P14/8-1S-4SPD 1 8.65 4.4 29.0 6.8 259 CPV-P14/8-1S-4SPDL 2 2 × 3.87 2 × 2.0 29.0 4.4 2 x 116 CPV-P14/8-2S-4SPD 2 2 × 3.87 2 × 2.0 29.0 6.8 2 x 116 CPV-P14/8-2S-4SPDL 2008 Sep 01 962 TYPE NUMBER Ferroxcube P cores and accessories P14/8/I Winding data and area product (for P14/8/I) for 6-pins P14/8 coil former for PCB mounting NUMBER OF SECTIONS MINIMUM WINDING AREA (mm2) NOMINAL WINDING WIDTH (mm) AVERAGE LENGTH OF TURN (mm) LENGTH OF PINS (mm) AREA PRODUCT Ae x Aw (mm 4) 1 8.65 4.4 29.0 4.4 259 CPV-P14/8-1S-6PD 1 8.65 4.4 29.0 6.8 259 CPV-P14/8-1S-6PDL 2 2 × 3.87 2 × 2.0 29.0 4.4 2 x 116 CPV-P14/8-2S-6PD 2 2 × 3.87 2 × 2.0 29.0 6.8 2 x 116 CPV-P14/8-2S-6PDL 2008 Sep 01 963 TYPE NUMBER Ferroxcube P cores and accessories P14/8/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 01 964