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请教：
UC3845和UC3825哪个功能更强大些 ？哪个档次高些 ？
谢谢！
^-^“一丘之貉”，上档次的是UC1845、1825。
UC3845有8pin的芯片，谢谢。
UCD系列档次会高些。
开关频率3825做的高一些，3845有小封装的
