有没有3.7V锂电池输入的led驱动ic,led VFmax2.7V,电流最好能到5A
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Hi
3.7V电池带单颗2.7V LED,5A吗?
如果是的话,可以选择TPS54620之类,只是要比正常LED drive要复杂点,例如通过外围电阻网络降低Sense电阻电压。以及为了获得100%,需要一个额外较高电压供电。