A7531 - AiT Semiconductor

A7531 350KHz PFM STEP-UP DC-DC CONVERTER

FEATURES A7531 series are CMOS-based PFM step-up DC-DC  Deliver 500mA at 4.0V output voltage with 2V Controller with low supply current and high output voltage accuracy. Quiescent current drawn from  power source is as low as 6uA. It is capable of delivering 500mA output current at 4.0V output with 2V  input voltage. Only four external components are n.

Features

A7531 series are CMOS-based PFM step-up DC-DC
 Deliver 500mA at 4.0V output voltage with 2V Controller with low supply current and high output voltage accuracy. Quiescent current drawn from
 power source is as low as 6uA. It is capable of delivering 500mA output current at 4.0V output with 2V
 input voltage. Only four external components are necessary: An inductor, a schottky diode, an output
 filter capacitor and a NMOSFET or a NPN transistor. All of these features make A7531 series be suitable for
 input Voltage The controller output voltage can be adjusted from 2.5V～6.0V(In 0.1V ste.