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TPS2474X Reverse current设定

user5129062
Intellectual 341 points


请问TPS2474x的reverse voltage设定是否一定要大于1mv，即Rrv＞10ohm,这样如果BG处并联的MOSFET越大，Reverse current也就越大，如果并联5个CSD16415，那样设计的防返灌电流就至少会大于5A。如果想设计到2A，这样reverse volate就只有0.4mV，就会容易在Bgate处出现震荡吗 ？