MAX1902 - Low-Noise Power-Supply Controllers
The MAX1901/MAX1902/MAX1904 are buck-topology, step-down, switch-mode, power-supply controllers that generate logic-supply voltages in battery-powered systems.
These high-performance, dual/triple-output devices include on-board power-up sequencing, power-good signaling with delay, digital soft-start
MAX1902 Features
* o o o o o o o o o o o o o o o o Features 97% Efficiency 4.2V to 30V Input Range 2.5V to 5.5V Dual Adjustable Outputs Selectable 3.3V and 5V Fixed or Adjustable Outputs (Dual Modeā¢) 12V Linear Regulator Adjustable Secondary Feedback (MAX1901/MAX1904) 5V/50mA Linear Regulator Output Precision 2.5V R