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Brush DC High Power Density Motor

24DCT Athlonix - Graphite - Brush DC High Power Density Motor

24DCT Athlonix - Graphite

With a design combining high power density and precious metal commutation, the 24DCT mini dc motor can deliver a torque greater than 10.07 mNm continuously in a very compact package.

Motor Highlights

  • Ironless construction
  • Neo magnet
  • Graphite
  • Long brush life
  • Compact design
  • Winding possibilities
  • REE windings to reduce electro erosion

Customization Available

  • Shaft lengths
  • Special coils
  • Cable and connectors
  • Ball bearings
  • Fixation holes

Applications

Specification + Detail
Resources
Metric English 
Winding{%|%}unit 24DCT 32G2 226P 2 24DCT 32G2 221P 2 24DCT 32G2 216P 2 24DCT 32G2 215P 2 24DCT 32G2 213P 2 24DCT 32G2 212P 2 24DCT 32G2 215E 2 24DCT 32G2 214E 2 24DCT 32G2 213E 2 24DCT 32G2 212E 2 24DCT 32G2 210E 2
Diameter{%|%}in 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94
Diameter{%|%}mm 24 24 24 24 24 24 24 24 24 24 24
Length{%|%}in
Length{%|%}mm
Nominal Voltage{%|%}Volt 3.0 6.0 9.0 12.0 15.0 18.0 21.0 24.0 30.0 36.0 48.0
Optimization Speed
No-Load Speed{%|%}rpm 5,651 7,324 6,414 7,613 7,342 7,342 6,952 7,048 7,810 7,810 7,602
Typical No-Load Current{%|%}mA 90 58 34 30 23 19 16 14 12 10 8
Max continuous mechanical power (@ 25°C){%|%}W
Max continuous Current{%|%}A
Max Continuous Torque{%|%}mNm
Max Continuous Torque{%|%}oz-in
Terminal Resistance{%|%}Ω 0.57 0.93 2.17 2.70 4.32 6.13 10.08 12.95 16.37 23.63 46.30
Output Power{%|%}W 3.65 7.08 6.95 8.80 8.68 8.75 7.74 7.82 8.97 8.95 8.41
Stall Torque{%|%}oz-in 3.68 6.98 7.72 9.35 9.47 9.60 8.38 8.40 9.39 9.37 8.72
Stall Torque{%|%}mNm 25.95 49.30 54.54 66.00 66.88 67.80 59.20 59.34 66.32 66.15 61.60
Efficiency{%|%}% 76 82 83 84 84 84 83 83 84 84 84
Speeds up to{%|%}rpm 10 000 10 000 10 000 10 000 10 000 10 000 10 000 10 000 10 000 10 000 10 000
Torque up to{%|%}oz-in 1.43 1.74 1.96 1.98 2.04 2.05 1.97 1.95 1.96 1.96 1.92
Torque up to{%|%}mNm 10.07 12.29 13.87 14.01 14.37 14.47 13.88 13.80 13.86 13.84 13.53
Current up to{%|%}thermal limits 2.11 1.64 1.07 0.96 0.76 0.64 0.50 0.44 0.39 0.32 0.23
Back-EMF Constant{%|%}V/1000 rpm 0.52 0.81 1.39 1.57 2.03 2.44 3.00 3.38 3.82 4.58 6.27
Torque Constant{%|%}mNm/A 4.98 7.75 13.29 14.95 19.38 23.26 28.63 32.27 36.44 43.72 59.86
Torque Constant{%|%}oz-in/A 0.71 1.10 1.88 2.12 2.74 3.29 4.05 4.57 5.16 6.19 8.48
Motor Regulation R/k²{%|%}10³/Nms
Motor Constant k/R½{%|%}mNm/W½
Motor constant k/R½{%|%}oz-in/W½
Internal resistance - phase to phase{%|%}Ω
Line to Line resistance at connectors{%|%}Ω
Inductance - phase to phase{%|%}mH
Friction Torque{%|%}onz-in 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06
Friction Torque{%|%}mNm 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45
Rotor Inductance (mH)
Mechanical Time Constant{%|%}ms 10.8 7.5 5.9 5.7 5.4 5.3 5.9 5.9 5.8 5.8 5.8
Electrical time constant{%|%}ms
Max motor speed{%|%}rpm
Ambient working temperature range{%|%}°C
Ambient working temperature range{%|%}°F
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
Thermal Resistance{%|%}°C/W 6/22 6/22 6/22 6/22 6/22 6/22 6/22 6/22 6/22 6/22 6/22
Thermal Time Constant{%|%}s 9/550 9/550 9/550 9/550 9/550 9/550 9/550 9/550 9/550 9/550 9/550
Operating Temperature Range{%|%}°F -22°F to 185°F -22°F to 185°F -22°F to 185°F -22°F to 185°F -22°F to 185°F -22°F to 185°F -22°F to 185°F -22°F to 185°F -22°F to 185°F -22°F to 185°F -22°F to 185°F
Weight{%|%}oz 2.54 2.54 2.54 2.54 2.54 2.54 2.54 2.54 2.54 2.54 2.54
Weight{%|%}g 72 72 72 72 72 72 72 72 72 72 72
Rotor Inertia{%|%}gcm²
Rotor Inertia{%|%}gcm² 4.7 4.8 4.8 4.7 4.7 4.7 4.8 4.7 4.7 4.7 4.5
Typical Housing Material
Hall Sensor Elecrical Phasing{%|%}electrical °
Absolute accuracy 2 ph. On, Full step mode (degree)
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^-6)
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)
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
Number of lines available
Output signal
Supply Current - maxium (mA)
Supply Current - stand-by (μA)
Supply Current - typical (mA)
Supply Voltage (V)
Direction of rotation ( = / ≠)
Max. Recommended Input Speed (rpm)
Number of gear stages
Number of lines available
Type of encoder
Linear Travel Accuracy
Input Power (W)
Stepper Type
Document Technology Document Type Language File Type
24DCT Athlonix Graphite Specification Sheet Brush DC Specification Page  
24DCT Athlonix G Drawing Brush DC DXF Drawing  
24DCT Athlonix G1 3D Drawing Brush DC 3D  
24DCT Athlonix G2 3D Drawing Brush DC 3D  
Athlonix 24DCT (brochure) Brush DC Literature