用OPA549搭了一个简单的功放电路(图中R22和R23DNP接入输入信号和负载),本来想输出3-4A电流,但是测试时发现输出10V@0.5A时就发生明显震荡,震荡频率不高。这个运放这么不稳定的吗?
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用OPA549搭了一个简单的功放电路(图中R22和R23DNP接入输入信号和负载),本来想输出3-4A电流,但是测试时发现输出10V@0.5A时就发生明显震荡,震荡频率不高。这个运放这么不稳定的吗?