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AME5172

Part Number	AME5172
Manufacturer	AME
Description	0.85V Single Cell Boost DC-DC Converter
Published	Oct 21, 2008
Detailed Description	AME, Inc. AME5172 n General Description The AME5172 is a high-efficiency, current mode, synchronous PWM Boost DC-DC Conv...
Datasheet	AME5172 PDF File

Overview

AME, Inc.
AME5172 n General Description The AME5172 is a high-efficiency, current mode, synchronous PWM Boost DC-DC Converter with fixed 3.
3V output voltage for system applications powered by single or double cell NiMH or Alkaline battery pack.
Built-in 0.
35Ω NMOS switch and 0.
45Ω PMOS synwww.
DataSheet4U.
com chronous rectification significantly improves efficiency and reduces external components count.
High switching frequency (at 1.
2MHz) allows easy filtering and faster loop performance.
AME5172 uses SOT-25 package that gives a small size solution.
0.
85V Single Cell Boost DC-DC Converter n Typical Application L1 4.
7µH VIN CIN 4.
7µF 1 5 VOUT 3.
3V up to 200mA COUT 4.
7µF IN SW AME5172 OUT ...

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