Microchip Technology's MCP73213-A6SI/MF Battery Charge Controller

The MCP73213-A6SI/MF is a highly integrated lithium-ion/lithium-polymer battery charge management controller from the renowned Microchip Technology, designed to provide efficient charging solutions for single-cell Li-Ion or Li-Polymer batteries. This compact, feature-rich component is perfect for portable applications where space and power efficiency are critical.

Key Features:

• Charge Management: The controller offers a constant current/constant voltage charge algorithm with selectable preconditioning and charge termination. The preconditioning feature revives deeply discharged cells, while the charge termination ensures the battery is not overcharged, enhancing the safety and longevity of the battery.
• Voltage Regulation: The MCP73213-A6SI/MF provides accurate voltage regulation at 4.2V, crucial for maintaining the health and efficiency of lithium-based batteries.
• Current Regulation: It supports programmable charge current from 130mA to 1100mA, allowing flexibility across different battery sizes and capacities.
• Protection Features: The device includes a range of safety features such as overcurrent protection, thermal regulation, and safety timers to prevent any damage to the battery during the charging process.
• Temperature Monitoring: An external thermistor input is available for monitoring the battery temperature, ensuring the charge process is within the safe temperature range.
• Status Indicators: It features status outputs that can be used to drive LEDs or interface with a host microcontroller for real-time feedback on the state of the charge process.
• Low Standby Current: The low standby current minimizes power drain when not actively charging, contributing to the overall energy efficiency of the application.

Applications:

The MCP73213-A6SI/MF is an ideal charging solution for a wide array of portable devices such as Bluetooth headsets, handheld devices, medical devices, and any other gadget that relies on single-cell lithium-ion or lithium-polymer batteries. Its small footprint and comprehensive feature set make it a versatile choice for designers looking for a reliable and compact charging controller.

Package and Quality:

Packaged in a space-saving 10-DFN (3x3 mm) package, the MCP73213-A6SI/MF meets the stringent quality standards expected from Microchip Technology, ensuring reliable performance across its operational lifespan.