Reference Design Library > Power Management > Battery Chargers > MCP73855EV: Li-Ion Li-Pol, USB Battery Charger

MCP73855EV: Li-Ion Li-Pol, USB Battery Charger

Summary

The MCP73855 Battery Charger Evaluation Board is set up to evaluate simple, stand-alone, linear charging of single cell Li-Ion/Li-Polymer battery packs (the battery packs are not included). The board design provides constant current charging followed by constant voltage charging with automatic charge termination.

As provided, the MCP73855 Battery Charger Evaluation Board is set for a fast charge current level of 85 mA. The MCP73855 is equipped with shutdown control, status indicator, and safety timers. Refer to the data sheet for details on the device features.

* Based on the eval board MCP73855EV-ND

Specifications

Manufacturer Microchip Technology
Category Power Management
Sub-Category Battery Chargers
Eval Board Part Number MCP73855EV-ND
Eval Board Supplier Microchip Technology
Eval Board Board not Stocked
Cell Type Lithium Ion, Li-Ion
Lithium Polymer, Li-Pol
Configuration 1 Cell
Voltage In 4.5 ~ 5.5 V
Voltage Out 4.2 V
Current Out 400 mA
Features Auto Off
Cell Preconditioning
Cell Temperature Monitoring
Current Limit (Adj. or Fixed)
Fault Indication
Reverse Polarity Protection
Shutdown, Enable, Standby
Status Indication
Quiescent Current [Typical] 830 µA
Sleep Mode Current [Typical]
Component Count + Extras 8 + 7
Application / Target Market Audio: MP3 Players
Battery Chargers
Cell Phones
Digital Cameras
Portable Devices
RF / Wireless
USB Powered Devices
Design Author Microchip Technology
Main I.C. Base Part MCP73855
Quiescent Current [Maximum] 4 mA
Sleep Mode Current [Maximum] 4 µA
Date Created By Author
Date Added To Library 2011-03

Eval Board

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Support Documents & Media

MCP73855EV - User Guide MCP73855,MCP73853 - Datasheet

Media

MCP73855EV_Schematic.JPG MCP73855EV_Board.JPG