
Microchip Technology
Description
The MCP73828 is a linear charge management controller for use in space-limited, cost sensitive applications. The MCP73828 combines high accuracy constant voltage, controlled current regulation, cell preconditioning, cell temperature monitoring, and charge complete indication in a space saving 8-pin MSOP package. The MCP73828 provides a stand-alone charge management solution.
FEATUREs
• Linear Charge Management Controller for Single Lithium-Ion Cells
• High Accuracy Preset Voltage Regulation: +1% (max)
• Two Preset Voltage Regulation Options:
- 4.1V - MCP73828-4.1
- 4.2V - MCP73828-4.2
• Programmable Charge Current
• Automatic Cell Preconditioning of Deeply Depleted Cells, Minimizing Heat Dissipation During Initial Charge Cycle
• Charge Complete Output CD10 for LED or Microcontroller Interface
• Continuous Temperature Monitoring
• Automatic Power-Down when Input Power Removed
• Temperature Range: -20°C to +85°C
• Packaging: 8-Pin MSOP
APPLICATIONs
• Single Cell Lithium-Ion Battery Chargers
• Personal Data Assistants
• Cellular Telephones
• Hand Held Instruments
• Cradle Chargers
• Digital Cameras