admin 发表于 2010-4-17 16:13:35

MCP73831/2 Datasheet

http://www.microchip.com/stellent/images/mchpsiteimages/dwnfolder.gifMCP73831/2 Datasheet


Tiny 500mA linear charge management controller. Includes integrated pass transostor, integrated current sensing, and reverse discharge protection in 5-pin SOT-23 and thermally-efficient 8-pin 2mm x 3mm DFN packages. Different than MCP73831 in the fact that the MCP73832 status output is open-drain.

Parameter NameValue
Linear ModeYes
# of Cells1
Int/Ext FETInt
Vcc Range (V)3.75 to 6.0
Voltage Regulation Accuracy (%)0.75
Temperature MonitorNo
Charge Safety TimersNo
Max Thermal RegulationYes

   Features
High accuracy preset output voltage regulation (+/-0.75%)
Output voltage options include 4.2V, 4.35V, 4.4V and 4.5V
User-programmable charge current
Open-drain status output
On-chip thermal regulation
Preconditioning and end-of-charge ratio options
Under-voltage lockout


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