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AN947

Title	Title Power Management in Portable Applications: Charging Lithium-Ion/Lithium-Polymer Batteries
Name	Name AN947
Date	Date 06/24/2015
Application Categories	Application Categories Medical / Homecare Glucometer Power Management / Battery Management
Product Categories	Product Categories Power Management ICs / Battery Management
Description	Description This application note focuses on the fundamentals of charging Lithium-Ion/Lithium-Polymer batteries. In particular, a linear, stand-alone solution utilizing Microchip?s MCP73841 will be explored.

Development Tools

Title		Part Number	Title
MCP73831EV MCP73831 EVALUATION KIT		MCP73831EV	MCP73831 EVALUATION KIT

Silicon Products

Title	Product	Title
MCP73811 Single Cell, Li-Ion/Li-Polymer Charge Management Controller	MCP73811	Single Cell, Li-Ion/Li-Polymer Charge Management Controller
MCP73833 Stand-Alone Linear Li-Ion/Li-Polymer Charge Management Controller	MCP73833	Stand-Alone Linear Li-Ion/Li-Polymer Charge Management Controller
MCP73844 Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller	MCP73844	Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller
MCP73842 Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller	MCP73842	Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller
MCP73827 Single Cell Lithium-Ion Charge Management Controller	MCP73827	Single Cell Lithium-Ion Charge Management Controller
MCP73862 Highly-Integrated Dual Cell Lithium-Ion/Lithium-Polymer Charge Mgmt Controller	MCP73862	Highly-Integrated Dual Cell Lithium-Ion/Lithium-Polymer Charge Mgmt Controller
MCP73812 Single Cell, Li-Ion/Li-Polymer Charge Management Controller	MCP73812	Single Cell, Li-Ion/Li-Polymer Charge Management Controller
MCP73834 Stand-Alone Linear Li-Ion/Li-Polymer Charge Management Controller	MCP73834	Stand-Alone Linear Li-Ion/Li-Polymer Charge Management Controller
MCP73828 Single Cell Lithium-Ion Charge Management Controller	MCP73828	Single Cell Lithium-Ion Charge Management Controller
MCP73831 Single Cell, Li-Ion/Li-Polymer Charge Management Controller	MCP73831	Single Cell, Li-Ion/Li-Polymer Charge Management Controller
MCP73832 Single Cell, Li-Ion/Li-Polymer Charge Management Controller	MCP73832	Single Cell, Li-Ion/Li-Polymer Charge Management Controller
MCP73861 Highly Integrated Single Cell Lithium Polymer Charge Management Controller	MCP73861	Highly Integrated Single Cell Lithium Polymer Charge Management Controller
MCP73864 1 Amp; 2 Cell, Fully Integrated Li-Ion/Polymer Charge Management Controller	MCP73864	1 Amp; 2 Cell, Fully Integrated Li-Ion/Polymer Charge Management Controller
MCP73841 Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller	MCP73841	Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller
MCP73855 USB Li-Ion/Li-Polymer Battery Chargers w/Safety Timers	MCP73855	USB Li-Ion/Li-Polymer Battery Chargers w/Safety Timers
MCP73826 Single Cell Lithium-Ion Charge Management Controller	MCP73826	Single Cell Lithium-Ion Charge Management Controller
MCP73843 Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller	MCP73843	Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller
MCP73853 USB Li-Ion/Li-Polymer Battery Charger with Safety Timers & Thermal Monitor	MCP73853	USB Li-Ion/Li-Polymer Battery Charger with Safety Timers & Thermal Monitor
MCP73863 1 Amp; 2 Cell, Fully Integrated Li-Ion/Polymer Charge Management Controller	MCP73863	1 Amp; 2 Cell, Fully Integrated Li-Ion/Polymer Charge Management Controller