SC412A PDF 데이터시트 검색

SC412A Synchronous Buck Controller POWER MANAGEMENT Description The SC412A is a versatile, constant on-time synchronous buck, pseudo xed-frequency, PWM controller intended for notebook computers and other battery operated portable devices. The SC412A contains all the features needed to provide cost-effective control of switch-mode power outputs. The output voltage is programmable from 0.75 to 5.25 external resistors. Switching frequency is internally preset to 325kHz. Additional features cycleb