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MAX1677

Maxim
Part Number MAX1677
Manufacturer Maxim
Description Compact / High-Efficiency / Dual-Output Step-Up and LCD Bias DC-DC Converter
Published May 6, 2005
Detailed Description 19-1403; Rev 0; 11/98 NUAL KIT MA ATION U EET L H A S V E S DATA W O L L FO Compact, High-Efficiency, Dual-Output Step...
Datasheet PDF File MAX1677 PDF File

MAX1677
MAX1677

Overview
...-Up and LCD Bias DC-DC Converter General Description Features o No External FETs Required o Main Output Up to 350mA for Logic Supply Fixed 3.
3V or Adjustable (2.
5V to 5.
5V) Synchronous Rectification for High Efficiency (up to 95%) 300kHz (200kHz to 400kHz Synchronizable) Fixed-Frequency PWM Operation o Secondary Output Up to +28V or -28V for LCD Bias Programmable Current Limit o 0.
7V to 5.
5V Input Voltage Range o 20µA Quiescent Current o 1µA Shutdown Current o Low-Battery Comparator o Small 16-Pin QSOP Package MAX1677 The MAX1677 is a compact, high-efficiency, dual-output boost converter for portable devices needing two regulated supplies, typically for logic and liquid crystal displays (L...


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