
Mechanical Dimension:MM

Typical Applications
Specifications
Standard Operating Conditions
| No. | ITEM | SPEC. | REMARKS | 
| 1 | Voltage | 3.75 VDC | |
| 2 | Source Voltage | 24 VDC |  			 Indicates the voltage that the power supplier applys to the driver circuit. It is same as the rated voltage when motor is drived on a constant voltage model.  |  		
| 3 | Phase | 2 Phase | |
| 4 | Rated Current | 0.67 A /Phase | Peak value when microstep | 
| 5 | Exciting mode | Bipolar | Refer to drive circuit | 
| 6 | Step angle | 1.8 deg | ±7% | 
| 7 | Rotation | CW/CCW | 
Electrical Characteristics
| No. | ITEM | SPEC. | TEST CONDITION | REMARKS | 
| 1 | Resistance | 5.6±10%Ω | At 20℃ | Each phase | 
| 2 | Inductance | 4±20%mH | At 1Hz,0.3 Vrms | Each phase(Ref.) | 
| 3 | Holding Torque |  			 ≥710 g.cm 710 g.cm min  |  			||
| 4 | Detent Torque |  			 ≤150 g.cm 150 g.cm max  |  			||
| 5 | Step Angle Accuary | ±5% |  			 Constant Current Driver/ 12V/Two Phase on/Rated current/Speed:1pps  |  			|
| 6 | Slew Rate with no load | —— |  			 Source Voltage 24V/ Rated current//Half step  |  			|
| 7 | Pull-in rate with no load | —— |  			 Source Voltage 24V/ Rated current//Half step  |  			|
| 8 | Dielectric Strength |  			 ≤1 mA 1 mA max.  |  			600VAC,1 second | |
| 9 | Insulation Resistance |  			 ≥100 MΩ 100 MΩmin.  |  			500VDC | Between coil and endbells | 
| 10 | Insulation class | Coil class B | ||
| 11 | Temperature rise | less than 80℃ | 
Mechanical Characteristics
| No. | ITEM | SPEC. | 
| 1 | Outline Dimentions | See in the technical drawing | 
| 2 | Rotor Inertia | 9 g.cm2 | 
| 3 | Weight | About 0.11 kg | 
| 4 | End play of the shaft | 0.08mm@500g.f | 
| 5 | Radial play of the shaft | 0.02mm@500g.f | 
Environmental Performance
| No. | ITEM | OPERATING | |
| 1 | Operation environment conditions | Ambient temperature | -20℃~+50℃ | 
| Ambient Humidity | 15~85%RH No condensation | ||
| 2 | Storage environment conditions | Ambient temperature | -30℃~+70℃ | 
| Ambient Humidity | 15~85%RH No condensation | ||
The above products are only representative models, we can customize the products according to customer requirements. Includes the length and diameter of the shaft.Our company can also provide OEM services.
 
