The **17PE-16-R** is a specific model of a **Compact Hybrid Stepper Motor** manufactured by companies like MinebeaMitsumi (NMB). It belongs to the 17PE series, which is designed for high precision and efficiency in a small physical footprint. --- ### 1. Technical Specifications Below are the typical technical parameters for the 17PE-16-R series: | Feature | Specification | | :--- | :--- | | **Motor Type** | Hybrid Stepper Motor | | **Frame Size** | NEMA 17 (approx. 42mm x 42mm) | | **Step Angle** | 1.8° (200 steps per revolution) | | **Phase/Winding** | Bipolar or Unipolar (model dependent) | | **Shaft Type** | Round or D-cut | | **Mounting** | Standard NEMA 17 flange | --- ### 2. Key Internal Components The "17PE" designation refers to the internal construction and magnetic path design: * **Rotor:** Features a permanent magnet sandwiched between two toothed iron caps. The "Hybrid" nature comes from combining a Permanent Magnet (PM) motor and a Variable Reluctance (VR) motor. * **Stator:** Comprised of several poles with copper windings. When energized, these create the magnetic field that pulls the rotor teeth into alignment. * **Ball Bearings:** The "-R" variant often indicates a specific bearing or shaft configuration designed for longevity and reduced radial play. --- ### 3. Connection and Wiring Most 17PE motors use a 4-pin or 6-pin connector. Here is a common wiring logic: ```yaml Pinout Configuration (Typical Bipolar): Pin 1: Phase A+ Pin 2: Phase A- Pin 3: Phase B+ Pin 4: Phase B- ``` --- ### 4. Common Applications Due to its balance of torque and compact size, this part is frequently found in: 1. **3D Printers:** Used for X, Y, or Z-axis movement. 2. **Office Automation:** Used in scanners and high-end laser printers for paper feeding. 3. **Medical Equipment:** Precise fluid pumping or positioning arms. 4. **Robotics:** Small-scale robotic joints and actuators. --- ### 5. Selection Considerations * **Current Rating:** Ensure your stepper driver (e.g., A4988 or TMC2209) can provide the peak current required by the motor without overheating. * **Holding Torque:** This model is known for high holding torque relative to its weight, making it ideal for vertical loads. * **Heat Dissipation:** Like all NEMA 17 motors, the 17PE-16-R can get hot during continuous operation; heat sinks are recommended if run at max current.