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LME49830TB 功率放大器,路过的进来讨论一下。



这个电路是 LME49830 芯片的测试电路,我给芯片加的是+ - 30V的电压,输入波形是正弦波形,空载时候得到的输出波形的幅值只有23v 左右,达不到给芯片加的30V,正常情况应该是接近30V的。请帮忙看看调节哪里可以解决这个问题?