ST2238的电气与机械特性:

1，小步长阶跃响应时间 0.35ms 

2.线性度 99.9%，范围  ±20°                                                 

3，零漂移最大 10μRad                                                    

4. 平均工作电流 2A                                                         

5. 峰值电流 15A                                                            

6. 线圈电阻 2.1Ω±10%                                                    

7. 线圈电感 360μH ±10%                                                  

8. 带载镜片 10mm光斑以下                                                     

9. 最大扫描角度（机械角）±20°                                           

10.马达的重量 210g                                                        

11.工作温度 0℃～40℃