Manufacturer Part Number
MCP73838-FCI/MF
Manufacturer
Microchip Technology
Introduction
Integrated circuit (IC) for battery charging applications
Product Features and Performance
Constant-current, constant-voltage Li-Ion/Polymer battery charger
Integrated power MOSFET and charging control circuitry
Programmable charge current up to 1.1A
Comprehensive charge termination and safety features
Thermal regulation and output current foldback
Product Advantages
Compact 10-DFN (3x3) package
Wide operating temperature range of -40°C to 85°C
Compliant with RoHS 3 directive
Key Technical Parameters
Battery pack voltage: 4.2V
Number of cells: 1
Battery chemistry: Lithium Ion/Polymer
Charge current max: 1.1A
Charging interface: USB
Supply voltage (max): 6V
Fault protection: Over voltage
Quality and Safety Features
Integrated power MOSFET and charging control circuitry
Comprehensive charge termination and safety features
Thermal regulation and output current foldback
Compatibility
Compatible with various Li-Ion/Polymer battery packs
Application Areas
Suitable for battery charging applications in portable electronics, power tools, and other devices
Product Lifecycle
The MCP73838 is an active product and not nearing discontinuation. Replacement or upgrade options are available from Microchip Technology.
Key Reasons to Choose This Product
Integrated solution with programmable charge current up to 1.1A
Comprehensive safety and protection features
Wide operating temperature range and compact package
Compliant with RoHS 3 directive
Availability of replacement and upgrade options from the manufacturer
MCP73841T-420I/UNMicrochip