22N78 Athlonix

22N78 Athlonix Brush DC Motor

22N78 Athlonix

The 22N78 Athlonix design combines high power density and precious metal commutation. This coreless DC motor can deliver a torque greater than 13 mNm continuously, reaching up to 90% efficiency while maintaining a long lifetime.

Product Highlights

  • Ironless construction
  • Neodymium magnet for high performance
  • High power density package
  • Precious metal commutation
  • Long brush life
  • Compact design
  • Winding possibilities
  • REE windings to reduce electro erosion
  • Low self heating

Customization Available

  • Cable or terminal outputs
  • Coil modifications - resistance and inductance
  • Custom shafts - flats, knurling, diameter, length
  • Fixation holes
  • Sleeve or ball bearings

Part Number 22N78 208E.1001 22N78 215E.1001 22N78 216E.1001 22N78 311P.1001 22N78 313P.1001 22N78 319P.1001
Motor Diameter (in) 0.866 0.866 0.866 0.866 0.866 0.866
Motor Diameter (mm) 22 22 22 22 22 22
Shaft Play - Axial (in) 0.0059 0.0059 0.0059 0.0059 0.0059 0.0059
Shaft Play - Axial (mm) 0.15 0.15 0.15 0.15 0.15 0.15
Shaft Play - Radial (in) 0.0012 0.0012 0.0012 0.0012 0.0012 0.0012
Shaft Play - Radial (mm) <0.03 <0.03 <0.03 <0.03 <0.03 <0.03
Back EMF Constant (V/1000 rpm) 7.54 2.64 2.18 1.64 1.31 0.69
Continuous Current, Max (A) 0.18 0.58 0.67 0.95 1.18 2.4
Continuous Torque, Max (mNm) 12.9 14.5 13.8 14.8 14.5 15.7
Continuous Torque, Max (oz-in) 1.83 2.05 1.95 2.1 2.05 2.22
Mechanical Time Constant (ms) 6.9 7.8 8.4 6.6 7 6.7
Motor Regulation (10³/Nms) 20.64 17.32 17.8 15.82 16 13.77
No-Load Current, Typical (mA) 1.5 5 6 11 20 28
No-Load Speed (rpm) 6350 9075 8250 7280 6860 8660
Nominal Voltage (V) 48 24 18 12 9 6
Rotor Inertia (gcm²) 3.32 4.5 4.74 4.2 4.39 4.9
Rotor Inertia (oz-in-sec² 10ˉ⁶) 46.999 63.703 67.1 59.456 62.146 69.365
Torque Constant (mNm/A) 72 25.2 20.8 15.7 12.5 6.6
Torque Constant (oz-in/A) 10.2 3.57 2.95 2.22 1.77 0.93
Weight (g) 53 53 53 53 53 53
Weight (oz) 1.87 1.87 1.87 1.87 1.87 1.87
Ambient Operating Temperature, Max: Rotor (°C) 100 100 100 100 100 100
Ambient Operating Temperature, Max: Rotor (°F) 212 212 212 212 212 212
Ambient Operating Temperature Range: Motor (°C) -30 to 85 -30 to 85 -30 to 85 -30 to 85 -30 to 85 -30 to 85
Ambient Operating Temperature Range: Motor (°F) -22 to 185 -22 to 185 -22 to 185 -22 to 185 -22 to 185 -22 to 185
Continuous Speed, Max (rpm) 10000 10000 10000 10000 10000 10000
Efficiency 91% 91% 90% 88% 90% 90%
Friction Torque (mNm) 0.07 0.12 0.12 0.11 0.25 0.07
Friction Torque (oz-in) 0.01 0.017 0.017 0.016 0.035 0.01
Output Power (W) 10 11.5 11.3 12 12 13
Rotor Inductance (mH) 7 0.6 0.5 0.25 0.16 0.04
Shaft Load, Max - Axial (5 mm. from bearing) (N) 3 3 3 3 3 3
Shaft Load, Max - Axial (5 mm. from bearing) (oz) 10.8 10.8 10.8 10.8 10.8 10.8
Shaft Load, Max - Radial (5 mm. from bearing) (N) 150 150 150 150 150 150
Shaft Load, Max - Radial (5 mm. from bearing) (oz) 539.5 539.5 539.5 539.5 539.5 539.5
Stall Torque at Nominal Voltage (mNm) 32 55 49 48 45 66
Stall Torque at Nominal Voltage (oz-in) 4.53 7.79 6.94 6.8 6.37 9.35
Terminal Resistance (Ohm) 107 11 7.7 3.9 2.5 0.6
Thermal Resistance (rotor/body) (°C/W) 6 / 22 6 / 22 6 / 22 6 / 22 6 / 22 6 / 22
Thermal Time Constant (rotor/stator) (s) 9 / 550 9 / 550 9 / 550 9 / 550 9 / 550 9 / 550
Document Document Type Language File Type
22N78 Athlonix Specification Page Specification Page
22N78 Athlonix drawing 2D Drawing
22N78 Athlonix 3D drawing 3D Drawing