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MAX1678 - Step-Up DC-DC Converter

Key Features

  • o 0.87V Guaranteed Start-Up o Up to 90% Efficiency o Built-In Synchronous Rectifier (no external diode) o Ultra-Small µMAX Package, 1.1mm High o 37µA Quiescent Current (85µA from 1.5V battery) o 2µA Logic-Controlled Shutdown o Power-Fail Detector o Dual Mode™ Output: Fixed 3.3V Adjustable 2V to 5.5V o 45mA Output Current at 3.3V for 1-Cell Input o 90mA Output Current at 3.3V for 2-Cell Input o Inductor-Damping Switch Suppresses EMI MAX1678 The MAX1678 is a high-efficiency, low-voltage, synchro.

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Other Datasheets by Maxim Integrated (now Analog Devices)

Part Number Description
MAX1672 Step-Up/Down DC-DC Converter
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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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19-1381; Rev 0; 7/98 KIT ATION EVALU E L B AVAILA 1-Cell to 2-Cell, Low-Noise, High-Efficiency, Step-Up DC-DC Converter General Description Features o 0.87V Guaranteed Start-Up o Up to 90% Efficiency o Built-In Synchronous Rectifier (no external diode) o Ultra-Small µMAX Package, 1.1mm High o 37µA Quiescent Current (85µA from 1.5V battery) o 2µA Logic-Controlled Shutdown o Power-Fail Detector o Dual Mode™ Output: Fixed 3.3V Adjustable 2V to 5.5V o 45mA Output Current at 3.3V for 1-Cell Input o 90mA Output Current at 3.