This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

关于官方提供的Microphone 参考应用电路供电问题

我参考TI工作人员提供的Microphone 放大电路设计的参考

www.ti.com/.../tipd181

但是关于9V电源要求输出电流小于3mA的问题,怎么解决?只能用直流电源吗?

用9V25mA的电池可以吗?

谢谢