如上图所示 THS3091作为一个1.5倍的运放使用
输入端是5V的脉冲波
50ohm做负载阻抗
结果输出端的波形不对
蓝色波形为输入波形
黄色为输出波形
图一中黄色为50ohm电阻右端的输出 应为7.5V的方波
图二为运放输出端的波形
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使用电流反馈,注意反馈电阻的选择。并且电流反馈的压摆率一般都很高,适合高速,高压摆率场合应用。