SparkFun USB LiPoly Charger - Single Cell

If you need to charge LiPo batteries this simple charger will do just that and do it fast! The SparkFun USB LiPo Charger is a basic charging circuit that allows you to charge 3.7V LiPo cells at a rate of 500mA or 100mA. It is designed to charge single-cell Li-Ion or Li-Polymer batteries.The board incorporates a charging circuit status LED selectable solder jumper for 500mA or 100mA charging current external LED footprint USB input two pre-installed JST connectors for SYS OUT and BATT IN and (back by popular demand) a barrel jack connector.There is also a 'SYS OUT' with a pre-installed JST connector which allows you to connect the charging circuit directly to your project so you don't need to disconnect the charger each time you want to use it.Documents:SchematicEagle FilesHookup GuideDatasheet(MCP73831T)GitHub (Design Files)