设计一款220V输出是5V的电源,应该怎么设计啊 要考虑什么啊?
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如果功率不是很高,推荐使用UCC28610, 你可以参考以下设计:www.ti.com.cn/.../pmp5952 (只选用UCC28610的电路既可,如果输出电流不是很大,可以不用选用同步整流。
UCC28610网站: www.ti.com.cn/.../ucc28610