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INA101HP 实现信号放大

Other Parts Discussed in Thread: INA101

采用芯片推荐电路连接线路的情况下,不加外部信号时,输出信号为一个略小于芯片供电电压的直流量,无交流信号输出;当加入交流信号时,仍旧无信号输出;加入偏置电路也没有任何效果;将电路负输入接COM端情况一样。感觉像输出的是电源电压,没有实现放大功能,芯片没有工作