Page 51 - Demo

V012024 • © 2024 Portescap. Specifications subject to change without notice.Dimensions in mmBrushless DC Flat MotorsNo load speed (rpm)Power supply voltage (V)No load speed for each coilSpeed (rpm)Torque (mNm)Max. continuous operation at 25°C01,0002,0003,0004,0005,0006,0007,0008,0009,00010,0000 5 10 15 2016 3201,0002,0003,0004,0005,0006,0007,0008,0009,00010,0000 2 4 6 8 10 12 149W6W3W20ECF Ø 20 mm • 14-pole • 9 W Dimensions in mm.Electrical Data Symbol 20ECF14 8B xx Unit 16 321 Nominal Voltage UN 6 12 Volt2 Optimization Direction - Symmetrical Symmetrical -3 No Load Speed n0 8,417 8,407 rpm4 Typical No Load Current I0 126 63 mA5 Max. Continuous Mechanical Power (@25°C) Pmax 9 9 W6 Max. Continuous Current Ie max 1.5 0.75 A7 Max. Continuous Torque Me max 9 (1.27) 9 (1.27) mNm (oz-in)8 Back EMF Constant kE 0.7 1.39 V/1000 rpm9 Torque Constant kM 6.65 13.3 mNm/A10 Motor Regulation R/k2 24.9 26.1 103/Nms11 Motor Regulation k/R½ 6.3 (0.89) 6.2 (0.88) mNm/W½ (oz-in/W½)12 Internal Resistance - phase to phase RI 1.1 4.61 ohms13 Line to Line Resistance at Connectors RL 1.1 4.61 ohms14 Inductance Phase to Phase L 0.12 0.4 mH15 Mechanical Time Constant τm 7.5 7.8 ms16 Electrical Time Constant τe 0.16 0.16 msGeneral Data17 Maximum Motor Speed nmax 10,000 rpm18 Ambient Working Temperature Range - -30 to +80 (-22 to +176) °C (°F)19 Ambient Storage Temperature Range - -40 to +80 (-30 to +176) °C (°F)20 Ball Bearings Preload - 2.7 N21 Axial Static Force w/o Shaft Support (max) - 10 N22 Maximum Winding Temperature - 125 (257) °C (°F)23 Thermal Resistance Rth 23 °C/W24 Thermal Time Constant τw 645 s25 Weight - 15 (0.53) g (oz)26 Rotor Inertia J 3 g-cm227 Hall Sensor Electrical Phasing* - 120 Electrical °Pad AllocationPad 1 Phase APad 2 Phase BPad 3 Phase CPad 4 3 to 24 V DCPad 5 GNDPad 6 Hall sensor 3Pad 7 Hall sensor 2Pad 8 Hall sensor 1A9±0.24±2Ø20±0.050.3±0.114 Max.1 -0.006Ø3-0.009-0.05Ø10-0.0512.5±0.36x60°50±56xM2x2.5 Max. deepØ19±0.05Pad design compatible with: FPC, 8-pol, Pitch 1.0mm, top contact style0.1 A Ø17 PAD 121.9*Also available without Hall sensors51