2.7 volt voltage regulator use highly efficient voltage pump, and minimizes the drop-out voltage, achieves a balance among stable time, ripple, power consumption and the area the circuits needed. 2.7V电压调整电路,使用了高效电压泵升压,减小了电压调整器的导通压降,并且电路在稳定时间,纹波大小,功率消耗和所需的芯片面积之间取得一个平衡。