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.

有關LM675放大波形及輸出電流問題

Other Parts Discussed in Thread: LM675, OPA548

请教各位先进有关LM675非反向功率放大的问题

我要做的东西是利用将DAC(0V~5V)后的弦波三角波及方波透过LM675进行功率放大

LM675是依照这个电路

但输出波形(蓝色)却是这样(黄色为输入讯号)如下,不知为何会出现方波,我电路放大增益为2(R1、R2都用1k,其余参数皆照上图去接的)

电源部分现在是用电源供应器送14.5V,但输出电流却只有0.01A(电源供应器上显示)

想请问各位先进有没有什么想法能提供想法或建议
非常感谢 !