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Brush DC High Efficiency Electric Motor

16C18 - Brush DC High Efficiency Electric Motor

16C18

With a cost efficient design featuring alnico magnet, this motor can deliver a torque up to 1.2 mNm in a smaller package, reaching optimal efficiency while maintaining a long lifetime.

Motor Highlights

  • Ironless construction
  • Alnico magnet
  • Precious metal commutation
  • Long brush lifetime
  • Compact brush DC motor 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 16C18 115.30 16C18 210.30 16C18 207.30 16C18 205.30 16C18 204.30
Diameter{%|%}in 0.63 0.63 0.63 0.63 0.63
Diameter{%|%}mm 16 16 16 16 16
Nominal Voltage{%|%}V 1.5 4.0 6.0 12.0 15.0
Optimization (rpm)
No-Load Speed{%|%}rpm 15,300 14,700 15,700 16,200 16,000
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 74.8 23.0 18.4 10.4 6.9
Max continuous mechanical power (@ 25°C)
Max continuous Current (A)
Max Continuous Torque (mNm)
Max Continuous Torque (oz-in)
Terminal Resistance{%|%}Ω 1.2 7.5 18.0 65.0 162.0
Output Power{%|%}W 0.7 0.8 0.7 0.8 0.7
Stall Torque{%|%}oz-in 0.16 0.19 0.16 0.18 0.11
Stall Torque{%|%}mNm 1.10 1.30 1.10 1.23 0.77
Efficiency{%|%}% 57 63 59 58 53
Speeds up to{%|%}rpm 10,000 10,000 10,000 10,000 10,000
Torque up to{%|%}oz-in 0.14 0.19 0.16 0.18 0.11
Torque up to{%|%}mNm 0.98 1.30 1.10 1.23 0.77
Current up to, thermal limits{%|%}Amp 1.19 0.48 0.31 0.16 0.10
Back-EMF Constant{%|%}V/1000 rpm 0.09 0.26 0.36 0.70 0.87
Torque Constant{%|%}mNm/A 0.9 2.5 3.4 6.7 8.3
Torque Constant{%|%}oz-in/A 0.12 0.35 0.49 0.95 1.18
Motor Regulation R/k² (10³/Nms)
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 0.019 0.190 0.160 0.180 0.110
Friction Torque{%|%}mNm 0.07 1.30 1.10 1.23 0.77
Rotor Inductance{%|%}µH 0 150 250 1,000 1,000
Mechanical Time Constant{%|%}ms 48.0 50.0 41.0 60.0 63.0
Rotor Inertia{%|%}gcm²
Rotor Inertia{%|%}gcm² 0.310 0.410 0.270 0.410 0.270
Thermal Resistance{%|%}C/W 15/40 15/40 15/40 15/40 15/40
Thermal Time Constant{%|%}C/W 4/230 4/230 4/230 4/230 4/230
Weight{%|%}oz 0.49 0.49 0.49 0.49 0.49
Weight{%|%}g 14.0 14.0 14.0 14.0 14.0
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 100°C 100°C 100°C 100°C 100°C
Operating Temperature Range: Motor{%|%}°C -30°C to 85°C -30°C to 85°C -30°C to 85°C -30°C to 85°C -30°C to 85°C
Operating Temperature Range: Motor{%|%}°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
Operating Temperature Range: Rotor{%|%}°F 212°F 212°F 212°F 212°F 212°F
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
16C18 3D drawing Brush DC 3D  
16C18 drawing Brush DC DXF Drawing  
16C18 Specification Sheet Brush DC Specification Page