我看TPS6103*的手册，标题写可以开关4A（TPS6103x 96% Efficient Synchronous Boost Converter With 4A Switch），
但后面说5V时输出电流时1A（It provides high efficient power conversion and is capable of delivering output currents up to 1 A at 5 V at a supply voltage down to 1.8 V.）
这芯片到底是输出1A…
