你好!
目前有使用AMC1301采集高压信号,实测下来增益只能达到大概4倍,无法接近手册中给定的8.2倍。
电路图不会上传,描述如下:
1. 参考数据手册的隔离采集电路;
2. 高压电阻为500K,分压电阻为500R;
3. 输入输出端都是5V供电,同时输出是单端输出。
麻烦帮忙看下可能存在的问题,谢谢!
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