Slotted brushless DC electric motor Portescap

Key Attributes:

- Frame sizes range from 12.7 mm (0.5 in.) to 58 mm (2.3 in.)
- Speeds up to 100 000 rpm
- Torque range of 3.3 mNm (0.32 oz. in.) to 316 mNm (44.7 oz. in.)
- Speed, direction, current control option are available
- Sterilizable option available
- Available with or without hall effect sensors
- Customization available

Characteristics:

- Essentially Linear torque/speed curve, with torque proportional to current and speed proportional to voltage
- No mechanical commutation via brushes
- Improved heat dissipation
- No detent torque
- Typically used in applications with variations of speed or load, such as surgical or dental hand tools
- Typically used in incremental motion

Advantages:

- Ease of speed and position control
- Very long life, high reliability, insensitive to environment (no arcing), motor is dust free with reduced audible and electrical noise levels
- Overload capability
- Excellent velocity smoothness
- Very simple commutation circuitry
- Very precise speed and position control