Products

有刷直流空心杯电机

28LT12 - 有刷直流空心杯电机

28LT12

28LT12 为需要高加速度(启动/停止)和长电刷寿命的应用场合提供了一种高效低成本的解决方案。

性能及特点

  • 空心杯构造

  • 铝镍钴磁铁

  • 石墨/铜换向器

  • 长电刷寿命

  • 绕组选项

  • 发热低

按需求定制

  • 轴长度
  • 特殊线圈
  • 电缆和连接器
  • 滚珠轴承
  • 固定孔

典型应用

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规格+细节
文件
公制 英制单位
Winding{%|%}unit 28LT12-219.49 28LT12-416E.49
Diameter{%|%}in 1.10 1.10
Diameter{%|%}mm 28 28
Nominal Voltage{%|%}V 18.0 32.0
Optimization{%|%}rpm
No-Load Speed{%|%}rpm 7,860 7,345
Type
Resolution{%|%}line counts
Supply Voltage{%|%}V
Supply Current - typical{%|%}mA
Supply Current - maxium{%|%}mA
Supply Current - stand-by{%|%}μA
Rise time{%|%}ns
Fall time{%|%}ns
No-Load Current{%|%}mA 65.0 35.0
Max continuous mechanical power{%|%}@ 25°C
Max continuous Current{%|%}A
Max Continuous Torque{%|%}mNm
Max Continuous Torque{%|%}oz-in
Terminal Resistance{%|%}Ω 6.2 19.9
Output Power{%|%}W 19.0 20.0
Stall Torque{%|%}oz-in 8.92 9.20
Stall Torque{%|%}mNm 63.00 65.00
Efficiency{%|%}% 72 73
Speeds up to{%|%}rpm 10,000 10,000
Torque up to{%|%}oz-in 3.26 3.40
Torque up to{%|%}mNm 23.00 24.00
Current up to, thermal limits{%|%}Amp 1.13 0.63
Back-EMF Constant{%|%}V/1000 rpm 2.24 4.26
Torque Constant{%|%}mNm/A 21.4 40.7
Torque Constant{%|%}oz-in/A 3.03 5.76
Motor Regulation R/k²{%|%}10³/Nms 13 12
Motor regulation k/R½{%|%}mNm/W
Motor regulation k/R½{%|%}oz-in/W
Internal resistance - phase to phase (W)
Line to Line resistance at connectors (Ω)
Inductance - phase to phase (mH)
Friction Torque{%|%}oz-in 0.197 0.201
Friction Torque{%|%}mNm 1.39 1.42
Rotor Inductance{%|%}µH 500 2,400
Mechanical Time Constant{%|%}ms 14.0 21.0
Rotor Inertia{%|%}gcm²
Rotor Inertia{%|%}gcm² 10.700 17.800
Thermal Resistance{%|%}C/W 5/12 5/12
Thermal Time Constant{%|%}C/W 27/760 27/760
Weight{%|%}oz 4.76 4.76
Weight{%|%}g 135.0 135.0
Absolute accuracy 2 ph. On, Full step mode (degree)
Ambient working temperature range (C)
Ambient working temperature range (F)
Bearing Type
Detent Torque, Max (mNm)
Detent Torque, Max (oz-in)
Dielectric Withstanding Voltage (VAC)
Holding Torque, MIN (mNm)
Holding Torque, MIN (oz-in)
Inductance per Phase, typ (mH)
Insulation Resistance at 500 VDC (Mohms)
Leadwire
Maximum Coil Temperature (C)
Maximum Coil Temperature (F)
Operating Voltage (VDC)
Rated Current per Phase, 1 Phase ON (A)
Resistance per Phase, ± 10% (Ohms)
Rotor Inertia (oz-in-sec²10{%SUP%}-6{%/SUP%})
Electrical time constant (ms)
Max motor speed (rpm)
Ambient storage temperature range (C)
Ambient storage temperature range (F)
Ball bearings preload (N)
Axial static force without shaft support (N)
Max winding temperature (C)
Max Winding Temperature (C)
Max Winding Temperature (F)
Max winding temperature (F)
Hall Sensor Elecrical Phasing (degree)
Typical Housing Material
Continuous Stall Current (A)
Peak Torque for 1s (mNm)
Peak Torque for 1s (oz-in)
Peak Current (A)
Max Axial Shaft Load (N)
Max Axial Shaft Load (oz)
Max Radial Shaft Load (N)
Max Radial Shaft Load (oz)
Shaft Load Max Axial (lb)
Shaft Load Max Axial (N)
Shaft Load Max Radial (lb)
Shaft Load Max Radial (N)
Length (in)
Length (mm)
Steps per Revolution
Back EMF Amplitude (V/ksteps/s)
Nominal Phase Current (1 ph. On) (A)
Nominal Phase Current (2 ph. On) (A)
Angular Acceleration (nominal current)
Axial Shaft Play (µm)
Holding Torque Typical (mNm)
Holding Torque Typical (oz-in)
Holding Torque, 1.5x nominal current (mNm)
Holding Torque, 1.5x nominal current (oz-in)
Natural Resonance Frequency @nominal current (Hz)
Power rate (nominal current) (kW/s)
Radial Shaft Play (µm)
Max. Force* @ .001" (0.0254 mm) / Step (N)
Max. Force* @ .001" (0.0254 mm) / Step (oz)
Max. Force* @ .002" (0.0508 mm) / Step (N)
Max. Force* @ .002" (0.0508 mm) / Step (oz)
Max. Force* @ .004"(0.1016 mm) / Step (N)
Max. Force* @ .004"(0.1016 mm) / Step (oz)
Stroke Length, Typ{%|%}mm
Stroke Length, Typ{%|%}in
Min. Holding Force (Unenergized) @ .0005" (0.0127 mm) / Step{%|%}N
Min. Holding Force (Unenergized) @ .0005" (0.0127 mm) / Step{%|%}oz
Min. Holding Force @ 0.001" (0.0254 mm) / Step (Un-energised) (N)
Min. Holding Force @ 0.001" (0.0254 mm) / Step (Un-energised) (oz)
Min. Holding Force @ 0.002" (0.0508 mm) / Step (Un-energised) (N)
Min. Holding Force @ 0.002" (0.0508 mm) / Step (Un-energised) (oz)
Min. Holding Force (Unenergized) @ 0.003" (0.0762 mm) / Step (Un-energized){%|%}N
Min. Holding Force (Unenergized) @ 0.003" (0.0762 mm) / Step (Un-energized){%|%}oz
Min. Holding Force @ 0.004" (0.1016 mm) / Step (Un-energised) (N)
Min. Holding Force @ 0.004" (0.1016 mm) / Step (Un-energised) (oz)
Min. Holding Force @ rated current @ .0005" (0.0127 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .0005" (0.0127 mm) / Step{%|%}oz
Min. Holding Force @ rated current @ .001" (0.0254 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .001" (0.0254 mm) / Step{%|%}oz
Min. Holding Force @ rated current @ .002" (0.058 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .002" (0.058 mm) / Step{%|%}oz
Min. Holding Force @ rated current @ .003" (0.0762 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .003" (0.0762 mm) / Step{%|%}oz
Min. Holding Force @ rated current @ .004" (0.1016 mm) / Step{%|%}N
Min. Holding Force @ rated current @ .004" (0.1016 mm) / Step{%|%}oz
Output signal{%|%}MHz
Direction of rotation ( = / ≠)
Max. Recommended Input Speed (rpm)
Number of gear stages
Electrical phase shift{%|%}degree
Duty cycle{%|%}%
Maximum count frequency{%|%}kHz
Maximum speed @ 512 ppr{%|%}10{%SUP%}-7{%/SUP%} x kgm²
Maximum speed @ 1024 ppr{%|%}10{%SUP%}-7{%/SUP%} x kgm²
Operating Temperature Range: Rotor{%|%}°C 100C 100C
Operating Temperature Range: Motor{%|%}°C -30C to 85C -30C to 85C
Operating Temperature Range: Motor{%|%}°F -22F to 185F -22F to 185F
Operating Temperature Range: Rotor{%|%}°F 212F 212F
Code wheel moment of inertia{%|%}10{%SUP%}-7{%/SUP%} x kgm²
Linear Travel Accuracy
Input Power (W)
Input Power (W)
Stepper Type
Document Technology Document Type Language File Type
28LT12 drawing 有刷直流电机 DXF图纸  
28LT12规格 有刷直流电机 规格说明  
28lt_12 3D drawing 有刷直流电机 3D