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电源7805与LM317区别
更新时间： 2020-09-27 00:00:00  

相同点：电源7805与LM317两个都是直流稳压集成块。

区别：

1、输出电压：电源7805是固定输出5伏的集成块；LM317是一个0伏到35伏的活动稳压电源集成块，经常用于输出电压不停变换的场合，例如充电器和修理电源。

2、输入电压：电源7805输入电压在7伏到15伏之间，这个电压是固定的；LM317的输入电压分两档，是5伏到15伏为一档，40伏为一档。

关键词： 电源 lm317 区别

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