MCP73864-I/ML

Overview

The MCP73864-I/ML is a highly integrated single-cell lithium-ion and lithium-polymer battery charge management controller manufactured by Microchip Technology. Designed for space-constrained applications, this component operates within an input voltage range of 4.5 V to 12 V and supports programmable charging currents up to 1 A. It features a QFN-16 package suitable for surface-mount installation. The device includes thermal regulation to reduce charging current when die temperature rises, ensuring safe operation under varying environmental conditions.

Feature Summary

• Integrated linear charger with system load path management
• Programmable constant current and constant voltage charging profiles
• Thermal regulation function to manage die temperature
• Charge status indicator output

Applications

• Portable consumer electronics
• Medical devices
• Industrial instrumentation
• Battery-powered tools

Procurement Notes

Verify the specific suffix and package type against official Microchip documentation to ensure compatibility with design requirements. Confirm availability status as distribution channels may vary. Cross-reference pinouts and electrical characteristics with the latest datasheet before finalizing procurement decisions.

Selection Notes

Select this component for designs requiring a compact solution for single-cell Li-ion or Li-Polymer batteries. Ensure the application environment stays within the specified operating temperature range. Verify that the required charging current does not exceed the maximum rated limit for the selected package configuration.

Part Context

This part belongs to the MCP7386x series of charge management controllers from Microchip Technology. The series is designed for high integration in portable applications. The -I/ML suffix indicates the industrial temperature grade and QFN-16 package variant.

Replacement Considerations

Consult official Microchip substitution guides for verified alternatives. Generic equivalents may lack specific integration features or thermal management capabilities found in the original component.