CS51023 Datasheet | Cherry Semiconductor Corporation

CS51021/22/23/24 CS51021/CS51023 CS51022/CS51024 Enhanced Current Mode PWM Controller Description The CS51021/22/23/24 Fixed Frequency PWM Current Mode Controller family provides all necessary Features required for AC-DC or DC-DC primary side control. Several Features are included eliminating the additional ponents needed to implement them externally. In addition to low start-up current (75µA) and high frequency operation capability, the CS51021/ 22/23/24 family includes overvoltage and undervoltage monitoring, externally programmable dual Device Features s 75µA Max. Startup Current s Fixed Frequency Current Mode Control s 1MHz Switching Frequency s Undervoltage Protection Monitor s...