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MCP73826 500mA Lithium-Ion Battery Charger

2016-05-09 12:51  
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MCP73826 500mA Lithium-Ion Battery Charger
Here is presented a simple 500mA 4.1V or 4.2V Li-ion battery charger that is constructed with the MCP73826 linear charge management controller. There are two versions of this controller MCP73826-4.1 that is preset to a regulation voltage of 4.1V and MCP73826-4.2 with a preset of 4.2V.The IC operates with input voltage between 4.5V to 5.5V. Typical applications are: single cell Lithium-Ion battery chargers personal data assistants cellular telephones hand held instruments cradle chargers digital cameras