摘 要:以A3936芯片作为电机控制器,实现了无刷直流电机电流与速度的双闭环控制系统方案。由于A3936是功率DMOS器件栅极驱动型集成电路,因此在硬件上简化电路设计,软件上采用了双闭环控制,提高了系统的可靠性;此外还具有欠压、过流保护功能,且成本低,实用价值高。 关键词:无刷直流电机;驱动电路;双闭环
Abstract: An integrated drive circuits design of brushless DC motor based on A3936 was presented.The A3936 is grid drive integrated circuit of DMOS.It can make circuit design simple.The stabilization of system was enhanced for the use of dual closed loops.Also protect circuits against low battery voltage,over current were included.The design was practical as its stabilization and low cost. Key Words: Brushless DC motor;Drive circuit;Dual closed loop
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