Manufacturer Part Number
MCP73837T-FCI/MF
Manufacturer
Microchip Technology
Introduction
Integrated Li-Ion/Li-Polymer battery charger with USB compatibility and programmable charge management
Product Features and Performance
Integrated charge management controller
Programmable constant current charge
Over voltage fault protection
High charging current capability up to 1.1A
Designed for single-cell Lithium Ion/Polymer batteries
Precise battery pack voltage regulation at 4.2V
Wide input voltage range up to 6V
Thermal regulation and protection
Proactive power management for optimal battery life
Product Advantages
High integration for simplified design
Supports USB interface for versatile charging solutions
Automatic power-down when charge is complete conserving energy
Built-in safety features enhance battery and system safety
Key Technical Parameters
Battery Chemistry: Lithium Ion/Polymer
Number of Cells: 1
Current Charging: Constant – Programmable
Charge Current Max: 1.1A
Battery Pack Voltage: 4.2V
Voltage Supply (Max): 6V
Operating Temperature: -40°C ~ 85°C (TA)
Quality and Safety Features
Over voltage protection
Temperature monitoring and protection
Automatic shut-off to prevent overcharging
Compatibility
Compatible with single-cell Lithium Ion/Polymer batteries
USB interface for use with common power sources
Application Areas
Portable electronic devices
Battery-powered gadgets
Consumer electronics
Wearable technology
Product Lifecycle
Active product
Not nearing discontinuation at the time of knowledge cutoff
Information on future replacements or upgrades not provided
Several Key Reasons to Choose This Product
High-efficiency charging tailored for popular Li-Ion/Polymer cell types
Microchip Technology's reputation for reliability
A wide range of safety features to protect battery life and prevent damage
Flexibility to be powered from both USB and AC adapters
Easy to integrate into small form factor devices due to DFN packaging
Tape & Reel packaging suitable for automated assembly processes
