This part is a kind of semiconductor called FP5138.

Function of this product has BOOST CONVERT CONTROL IC.

Manufacturers : feeling-tech

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Technology FP5138 BOOST CONVERT CONTROL IC GENERAL DESCRIPTION The FP5138 is a boost topology switching regulator control IC for battery-used applications field. The FP5138 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 [ ... ]

FP5138 PDF Datasheet Download