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以 UC38 42芯片为核心 ,设计了一种新颖的单端反激式、宽电压输入范围、多路固定电压输出的 2 7W开关稳压电源 ,可应用在一些只有直流电压供电的场合
Based on the UC3842 chip, a novel single-ended flyback, wide voltage input range, multi-channel fixed voltage output 2 7W switching power supply is designed, which can be used in some DC power supply only