求常用的功率放大器件,用于方波的功率放大,方波频率为1至50Hz,要求输出电压可调,最大为50v,最大功率可达9v,电流200mA。
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.
可以用音频放大器实现,LM3886一类的。也可以用分立器件,运放加MOS,使用浮动电源技术,实现高压大电流输出。