FP5139

Technology FP5139 BOOST CONVERT CONTROL IC GENERAL DESCRIPTION The FP5139 is a boost topology switching regulator control IC for battery-used applications field. The FP5139 includes a totem-pole single output stage for driving NPN transistor or N-MOS, high precision reference (0.5V) for comparing output voltage with feedback amplifier, an internal dead-time control for controlling the minimum duty cycle, programmable soft start with short circuit protection function and logic level control for operating mode or standby mode. FEATURES Wide supply voltage operating range: 1.8 to 15V Reference voltage precision: 4% Low current consumption: Operation Mode 5.5mA Standby-by Mode 1µA High speed oscillator frequency: 1MHz max. Programmable Soft Start function (SS) Short Circuit Protection function(SCP) Totem-pole output with adjustable on/off current (for NPN transistors or n-channel MOSFET) Logic level control stand-by mode function Package: SOP8/TSSOP8/MSOP8 SOP8 TYPICAL APPLICATION Di...