General Description
Maxim’s MAX630 and MAX4193 CMOS DC-DC regulators are designed for simple, efficient, minimum-size DC-DC converter circuits in the 5 milliwatt to 5 watt range.

FEATUREs
♦ High Efficiency—85% Typical
♦ 70µA Typical Operating Current
♦ 1µA Maximum Quiescent Current
♦ 2.0V to 16.5V Operation
♦ 525mA (Peak) Onboard Drive Capability
♦ ±1.5% Output Voltage Accuracy (MAX630)
♦ Low-Battery Detector
♦ Compact 8-Pin Mini-DIP and SO Packages
♦ Pin Compatible with RC4191/2/3

APPLICATIONs
   +5V to +15V DC-DC Converters
   High-Efficiency Battery-Powered
      DC-DC Converters
   +3V to +5V DC-DC Converters
   9V Battery Life Extension
   Uninterruptible 5V Power Supplies
   5mW to 5W Switch-Mode Power
      Supplies