TI官网一个音频控制器,限幅为1.228VRMS,二极管使用的是SMBJ15CA,IC电源用的是双15V,请教下二极管的参考点是0V还是15V,能不能把二极管换成SMBJ11CA.用TI软件仿真时,二极管不起作用,输入2V或16V,输出没变化,请教下怎么回事
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