FP5108

Low Voltage DC / DC Buck Controller FP5108 General Description The FP5108 is a buck topology switching regulator controller for low operating voltage applications field. The FP5108 includes a totem-pole single output stage for driving PNP transistor or P-MOS, high precision reference (0.5V) for comparing output voltage with feedback amplifier, an internal duty control for controlling the maximum duty cycle, programmable soft start with short circuit protection and external shutdown control. Features  Wide Supply Voltage Operating Range: 1.8 to 12V  Precision Feedback Reference Voltage: 0.5V (±2%)  High Speed Oscillator Frequency: 600KHz max.  Low Current Consumption: Operation Mode 5.5mA  Low Current Consumption: Shutdown Mode 1μA  Programmable Soft Start Function (SS)  Short Circuit Protection Function (SCP)  Totem-pole Output  Shutdown Function with Adjustable Driving Current  Package: SOP-8L, SOP-8L (EP), TSSOP-8L and MSOP-8L Applications  Low In...