Description
The MAX1901/MAX1902/MAX1904 are buck-topology, step-down, switch-mode, power-supply controllers that generate logic-supply voltages in battery-powered systems.
Features
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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 Reference Output Programmable Power-Up Sequencing Power-Good (RESET) Output Output Overvoltage Protection (MAX1901/MAX1902) Output Undervoltage Shutdown (MAX1901/MAX1902) 333kHz/500kHz Low-Noise, Fixed.