最近在做一个宽带放大器的题目,看网上的资料大家都在放大的末级加了末级功放,我想问下什么时候需要用功放?和驱动的负载有什么关系吗?集成功放芯片(比如THS3091)除了能放大电流,也能放大电压吗?问题比较多,希望专家们能帮我解答一下~
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