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开关电源频率的疑问-求助



我在设计集成电路电源方案时,如果我已经估算输入输出电压电流的最大最小值,我改如何选取电源频率?比如500KHz和1000KHz,该怎么选?求助。最好能讲讲详细的原理和选择方案。谢谢!