MCP73853 Series

USB Li-Ion/Li-Polymer Battery Charger with Safety Timers & Thermal Monitor

Catalog

USB Li-Ion/Li-Polymer Battery Charger with Safety Timers & Thermal Monitor

Part	Battery Chemistry	Package Width	Package Name	Package Length	Current - Charging	Package / Case	Charge Current - Max	Number of Cells	Programmable Features	Voltage - Supply (Max)	Battery Pack Voltage	Mounting Type	Operating Temperature (Max)	Operating Temperature (Min)
Microchip Technology MCP73853-I/ML	Lithium Ion Polymer	4 mm	16-QFN	4 mm	Constant Programmable	16-VQFN Exposed Pad	475 mA	1	Timer	5.5 V	4.2 V	Surface Mount	85 °C	-40 °C
Microchip Technology MCP73853T-I/ML	Lithium Ion Polymer	4 mm	16-QFN	4 mm	Constant Programmable	16-VQFN Exposed Pad	475 mA	1	Timer	5.5 V	4.2 V	Surface Mount	85 °C	-40 °C

Catalog

USB Li-Ion/Li-Polymer Battery Charger with Safety Timers & Thermal Monitor

Description

The MCP73853 is a highly advanced linear charge management controller for use in space limited, high-performance applications. The MCP73853 integrates most of the external components (pass transistor, reverse blocking protection, current sensing) and combines high-accuracy constant voltage, constant current regulation, cell preconditioning, cell temperature monitoring, advanced safety timers, automatic charge termination, and charge status and fault indication in a space-saving 16-pin, 4 x 4 QFN package. The MCP73853 is designed specifically for USB applications, adhering to all the specifications governing the USB power bus.