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AS1341 Datasheet - ams

AS1341 - Ultra low Ripple Step Down DC/DC Converter

The AS1341 is a high-efficiency step-down converter with adjustable output voltages from 1.25V to VIN using supply voltages of up to 20V. An integrated current-limited 0.4Ω MOSFET delivers load currents up to 600mA. The AS1341 also includes a 100% duty cycle LDO mode with a low dropout of only 250mV.

AS1341 Features

* Output Voltages: Fixed 5V or Adjustable Input Voltage Range: 4.5V to 20V Output Current: Up to 600mA 1.25V Lowest Output Voltage Efficiency: up to 96% Quiescent Supply Current: 12µA Power-OK Output Internal 0.4Ω P-Channel MOSFET Shutdown Current: 0.8µA 100% Maximum Duty Cycle for Low Dropout Current

AS1341-ams.pdf