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MAX1775 - Dual-Output Step-Down DC-DC Converter

Key Features

  • o Dual, High-Efficiency, Synchronous Rectified Step-Down Converter o Main Power Adjustable from +1.25V to +5.5V Over 2A Load Current Up to 95% Efficiency o Core Power Adjustable from 1V to 5V Internal Switches Up to 1.5A Load Current Up to 92% Efficiency o 100% (max) Duty Cycle o Up to 1.25MHz Switching Frequency o Input Voltage Range from +2.7V to +28V o 170µA Quiescent Current o 5µA Shutdown Current o Digital Soft-Start o Independent Shutdown Inputs MAX1775 The MAX1775 is a dual, step-down D.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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19-1811; Rev 1; 8/01 KIT ATION EVALU E L B A IL AVA Dual-Output Step-Down DC-DC Converter for PDA/Palmtop Computers General Description Features o Dual, High-Efficiency, Synchronous Rectified Step-Down Converter o Main Power Adjustable from +1.25V to +5.5V Over 2A Load Current Up to 95% Efficiency o Core Power Adjustable from 1V to 5V Internal Switches Up to 1.5A Load Current Up to 92% Efficiency o 100% (max) Duty Cycle o Up to 1.25MHz Switching Frequency o Input Voltage Range from +2.7V to +28V o 170µA Quiescent Current o 5µA Shutdown Current o Digital Soft-Start o Independent Shutdown Inputs MAX1775 The MAX1775 is a dual, step-down DC-DC converter that generates both the main (+3.3V at over 2A) and core (+1.8V at up to 1.