从四个方面介绍了低压差线性稳压器的使用技巧-Introduced four low-dropout linear regulator of the use of skills

+5v and +12v dc power regulator-+5v and+12v dc power regulator

The Standby mode is used to achieve the lowest power consumption. The internal voltage regulator is switched off so that the entire 1.8 V domain is powered off. The PLL, the HSI RC and the HSE crystal oscillators are also switched off. After entering