从3.3V和5V输入的双输出电源给FPGA供电 == 3.3V 5V ! "#$% FPGA ! 311 Haresh Patel 550kHz = !"#$%&'()*+,-./0 FPGA = !"#$%&'#()*+,-$. !"#= LC = !"#$%&'()*+, ( 1.8V !"# 1.2V) !"#$%& !"#= No R SENSE ( !"#$) I/O =( = 2.5V ) !"#$% !"#= MOSFET = !"#$%&'() 3.3V 5V !"#$%&'()*+,-.! !"#$%"&'(#)*+ !"#$%&'()*+,-./012# ……