介绍了稳定平台直流力矩电机驱动器的系统组成,包括单片机、R/D变换器、脉冲宽度调制(PWM)功放电路、A/D和D/A电路、通信接口电路。详细阐述了直流力矩电机驱动器需要解决的关键技术问题。最后,给出了稳定精度试验结果。

This system composition of the DC torque motor driver for stabilized platform of airborne SAR,which includes single chip computer,R/D converter,PWM amplifier,A/D and D/A circuit,and communication interface is introduced in this paper.The key technical problems that need to be solved are described.Finally,the result of stabilization precision test is presented.

TN958 TN964