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15hz的脉冲信号放大,需要产生瞬态的高电流(3A左右),负载是感性负载18ohm,最好单电源供电

Other Parts Discussed in Thread: OPA549

脉冲输入是由信号发生器发出,最大幅值可以达到5v,之前使用过opas549,但电流一直达不到。

希望各位能推荐一下其他的设计方法。