General Description
The ML63S is a group of PFM Step-up DC/DC converter IC with low supply current by CMOS process.
It consists of an oscillator, a PFM control circuit, a Lx switch driver transistor, a reference voltage unit, an error amplifier for voltage detection and a Lx switch protection circuit. It is suitable for use with battery-powered instruments with low noise and low supply current.

Features
● Small number of external components: inductor, diode and
   capacitor.
● Ultra low input current : Typical 7uA
● Output Voltage Accuracy : +/-2.5 %
● Low ripple and noise
● Low startup voltage : Max 0.9V (with 1mA input)
● High Efficiency: Typical 85%
● Package Available:
   SOT-89 (500mW), SOT-23 (150mW)& TO-92
   (300mW)

Application
◆ Power Source of Portable Products
◆ Palmtops
◆ Portable Cameras and Video Recorders
◆ Wireless mouse and keyboard