®
SP6642/6643
Single Alkaline Cell, High Efficiency Step-Up DC-DC Converter
s 20mA Output Current at 1.2V Input
s +2V to +5.5V Output Range
s 0.85V Guaranteed Start-Up
s 83% High Efficiency
s
1.5µA
Quiescent
Supply
Current
at
V BATT
s Reverse Battery Protection
s Internal Synchronous Rectifier
s 5nA Logic Controlled Shutdown Current
From VBA...
