Analog Devices Inc.

3.3V/2.5V Step-Up/Step-Down Charge Pump DC/DC Converter Features: Step-Up/Step-Down Charge Pumps Generate Fixed 3.3V or 2.5V Outputs VIN Range: 1.8V to 5.5V Output Current up to 150mA Automatic Mode Switching Constant Frequency (1.2MHz) Operation in Step-Up Mode Low Dropout Regulator Operation in Step-Down Mode Low No-Load Quiescent Current: IQ = 65µA Built-In Soft-Start Reduces Inrush Current Shutdown Disconnects Load from Input Shutdown Current < 1µA Short-Circuit/Thermal Protection Available in a 6-Lead (2mm × 2mm) DFN Package

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