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针对航天电子设备在特殊工作环境下的电源电路设计要求的特殊性,分析了其供电环境和电源变换器的工作原理,提出了采用集成DC/DC变换器时外围保护电路设计的一般原则,结合工程实践给出了常用星载电子设备和火箭(导弹)载电子设备电源保护电路方案,并对保护电路设计参数提出控制指标的建议。
Aiming at the peculiarity of the power circuit design requirements of aerospace electronic equipment in special working environment, the working principle of power supply environment and power converter is analyzed. The general principle of peripheral protection circuit design when using integrated DC / DC converter is proposed. Engineering practice shows the common used spaceborne electronic equipment and rocket (missile) contains electronic equipment power protection circuit scheme, and proposed protection parameters of the control circuit design parameters.