This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

大电流V/I转换问题

Other Parts Discussed in Thread: OPA548

我需要将+-10V 的正弦电压信号转换成+-3A的电流信号,TI有这样的方案吗?

前期试过OPA548构成的豪兰德电流源电路,但是效率太低,芯片发热功率达16W,没有工作一下就过热保护了。

想试试 运放+扩流电路,不知道有没有办法减小交越失真