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DA输出到TPS5430



 如果这样,右下角电池模拟的DA输出,没有通过二极管,就为了反灌以使Vout升高,不知道可不可以。毕竟根据基尔霍夫电流定律,FB节点电流如果不是R5流向R3,R6的话可调范围太小了