FP5138B

FP5138B Non-Synchronous PWM Boost Controller General Description The FP5138B is a boost switching regulator controller IC for battery-used applications. The FP5138B includes a totem-pole output stage for driving NPN transistor or N-MOS, high precision reference (0.5V) for comparing output voltage by feedback amplifier, precision maximum duty cycle control, programmable soft start with short circuit protection function and operating mode control between operation and standby mode. Features  Wide Supply Voltage Operating Range: 1.8 to 15V  Reference Voltage Precision: 2%  Low Current Consumption: 5.5mA in Operation Mode  Low Current Consumption: 1μA in Standby Mode  High 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: SOP-8L (EP),SOP-8L and TSSOP-8L and MSOP-8L Applications  Digital Camera  PDA  Portable Equipment This datasheet contains new product information. Feeling Technology reserves the rights to modify the product specification without notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sales of the product. Website: http://www.feeling-tech.com.tw Rev. 0.6 1/18 FP5138B Function Block Diagram This datasheet contains new product information. Feeling Technology reserves the rights to...