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4.2V锂电池供电,给3.3V系统供电，要求瞬时电流2A,平均电流300多mA。有没有合适的LDO推荐呢？
这样的ldo也是不少的，看你其他的要求了，到这里进行查找吧
http://www.ti.com.cn/lsds/ti_zh/power-management/single-channel-ldo-products.page??&virtualTreeURL=D_ATTRIBUTE_3001166|EQ|Yes&filter=a1166|EQ|Yes#p451max=0.3;3
Hi
如TPS7A84, TPS7A8300 之类
http://www.ti.com.cn/cn/lit/ds/symlink/tps7a8300.pdf
http://www.ti.com.cn/cn/lit/ds/symlink/tps7a84.pdf
TPS7A7200:
http://www.ti.com.cn/cn/lit/ds/symlink/tps7a7200.pdf
TI符合要求的LDO还是很多的，可以在TI.COM上用Webench选型。比如TPS7A83/4等等
