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我用f28377的GPIO口做大功率可控硅的驱动,可惜GPIO的输出电流太小,不能够直接驱动TIP122,问用什么芯片可以增强GPIO口的驱动能力
你好,你这个有推荐电路的吧,ti的话你看下这个链接:
http://www.ti.com/lsds/ti/logic/non-inverting-buffer-driver-products.page#