Ultralow Power 15mA Synchronous Step-Down Switching Regulator
Description
FEATURES
n High Efficiency: Up to 95% n Maximum Current Output: 15mA n Externally Programmable Frequency Clamp with
Internal 50kHz Default Minimizes Audio Noise n 18μA IQ Current n 2.9V to 5.5V Input Voltage Range n Low-Battery Detection n 0.6V Reference Allows Low Output Voltages n Shutdown Mode Draws <1μA Supply Current n 2.8V Undervoltage Lockout n Unique ...
