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PWM四线风扇控制,12V转5V,USB-A供电
采用GP9101-F20K-L2H1-SW作为ADC芯片,输出PWM控制四线电脑风扇。用的利民风扇,没有调停。只有最低速。 并将12V转5V给USB-A口和座子供电,提高利用率。 LED状态灯,也失败了。 除此其他都可以正常用,也不打算调整了。 0603B104K500NT贴片电容精度:±10% 容值:100nF ...
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