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关于TPS259240的使用问题

规格书第4页标明2#管脚EN/UVLO最大承受电压为7V

但18页应用举例中又写可以通过1MΩ上拉到12V输入上。我的设计中直接将EN/UVLO通过1MΩ上拉到12V,使用一段时间后发现有约20%的器件发生失效,无电压输出。请问是否由于管脚过压导致?