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lm2842 pin2pin替代芯片 ?输入电压范围能支持到3V的

Other Parts Discussed in Thread: LM2842

如题,现在用的是2842 输入是4.5-42v   产品适配新的系统,客户希望输入支持到3v 上限没说,

ti有没有pin2pin的替代品,

官网上怎么找 pin2pin的替代品?