Transcription of Simple, Miniature Single-Cell, Fully Integrated Li …
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MCP73811/2. simple , Miniature single -Cell, Fully Integrated Li-Ion / Li-Polymer Charge Management Controllers Features Description Complete Linear Charge Management Controller The MCP73811/2 devices are linear charge manage- - Integrated Pass Transistor ment controllers that are designed for use in space - Integrated Current Sense limited and cost sensitive applications. The MCP73811/2 provide specific charge algorithms for - Integrated Reverse Discharge Protection single cell Li-Ion or Li-Polymer battery to achieve Constant Current / Constant Voltage Operation optimal capacity in the shortest charging time possible. with Thermal Regulation Along with its small physical size, the low number of High Accuracy Preset Voltage Regulation: + 1% external components required make the MCP73811/2. Voltage Regulation: ideally suited for portable applications. For applications Selectable Charge Current: charging from a USB port, the MCP73811 adheres to all the specifications governing the USB power bus.
MCP73811/2 DS22036B-page 2 © 2007 Microchip Technology Inc. Typical Applications Functional Block Diagram CE V DD VSS PROG VBAT + Single Li-Ion Cell 4 MCP73812 5 3
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