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怎么将恒压源变成恒流源,
恒压源反馈端外加怎么加电流环
开关电源吗?
对就是开关电源,电压负反馈可以实现稳压,那么把电压负反馈变成电流负反馈不就变成恒流1的吗;可怎么将恒压的开关电源芯片的电压负反馈变成电流负反馈啊
Hi
恒压源是电压采用,改为电流采样就变恒流源。
这个中间为啥加个339啊;与DAC比较咋就能控流啦
做恒流输出可调。
咋实现可调功能,为啥改变DAC得值就可以啦
这里应该是个减法器,应该是没有画全