MCP73855

The MCP73855 is a highly advanced linear charge management controller for use in space limited, high-performance applications. The MCP73855 integrates most of the external components (pass transistor, reverse blocking protection, current sensing) and combines high-accuracy constant voltage, constant current regulation, cell preconditioning, advanced safety timers, automatic charge termination, and charge status indication in a space-saving 10-pin, 3 x 3 DFN package. The MCP73855 is designed specifically for USB applications, adhering to all the specifications governing the USB power bus.

Features
  • USB Compatible Charge Current Settings
  • Programmable Safety Charge Timer
  • Thermal Regulation
  • Automatic Re-Charge
  • Automatic End-of-Charge Control
  • Charge Status Indicator
  • Space-saving & High-power 3x3 DFN-10 Package
  • –40°C to +85°C Ambient Operating Temperature Range
Parameter
Parameter Name Value Value
Linear Mode Yes Yes
# of Cells 1 1
Int/Ext FET Int Int
Vcc Range (V) 4.5 to 5.5 4.5 to 5.5
Voltage Regulation Accuracy (%) 0.5 0.5
Charge Safety Timers Yes Yes
Max Thermal Regulation Yes Yes
Documents
MCP73853/5 Data SheetData Sheets04/16/2013876KB
AN947 - Power Management in Portable Applications: Charging Lithium-Ion/Lithium-Polymer BatteriesAppNote07/22/2004244KB
AN971 - USB Port-Powered Li-Ion/Li-Polymer Battery ChargingAppNote07/25/2006135KB
Analog & Interface Guide (Volume 2)Brochures10/11/20051067KB
Quick Guide to Microchip Development ToolsBrochures10/15/201411223KB
Analog & Interface Product Selector GuideProduct Line Card03/21/20164116KB
MCP73855 Evaluation Board User's GuideUser Guides11/10/2004195KB
Ordering Information
Part NumberLeadsPackage TypeTemp RangePacking1+26+100+1000+5000+
MCP73855-I/MF10DFN-40C to +85CTUBE1.551.291.181.141.12
MCP73855T-I/MF10DFN-40C to +85CT/R1.551.291.181.141.12
相关开发工具
RoHS Information
PartNumberDeviceWeightShippingWeightLeadCountPackageTypePackageWidthSolderCompositionJEDECIndicatorRoHSChinaEFUP
MCP73855T-I/MF0.0239000.23484910DFN3x3x0.9mmMatte Tine3
MCP73855-I/MF0.0239000.04166710DFN3x3x0.9mmMatte Tine3
MCP73853/5 Data Sheet MCP73855
MCP73853/5 Data Sheet MCP73855EV
AN947 MCP73831EV
AN971 MCP73833
Analog & Interface Guide (Volume 2) MCP23S08
Quick Guide to Microchip Development Tools ENC28J60
Analog & Interface Product Selector Guide ENC624J600
MCP73855 Evaluation Board User's Guide MCP73855EV