MCP73871-2CCI/ML

Product Overview

The MCP73871-2CCI/ML is an advanced single-cell lithium-ion/polymer battery charge management controller from Microchip Technology. This highly integrated solution combines USB power management, battery charging, and system load sharing in a compact 20-QFN package, making it ideal for portable and battery-powered applications.

Key Features & Benefits

• Programmable Charging Current: Supports up to 1.1A constant charging current with programmable settings for optimized battery charging performance
• Dual Chemistry Support: Compatible with both lithium-ion and lithium-polymer battery chemistries for design flexibility
• USB Power Management: Integrated USB interface with automatic power source detection and selection
• Smart Load Sharing: Enables simultaneous battery charging and system operation without overloading the USB port
• Programmable Timer: Configurable charge timer prevents overcharging and ensures safe battery operation
• Over-Temperature Protection: Built-in thermal protection safeguards the battery and system during abnormal conditions
• Wide Operating Range: Functions reliably from -40°C to 85°C for industrial and automotive applications
• Compact Package: Space-efficient 20-QFN (4x4mm) surface mount package minimizes PCB footprint
• RoHS Compliant: Meets environmental standards for lead-free manufacturing

Applications

The MCP73871-2CCI/ML is perfect for smartphones, tablets, portable media players, handheld gaming devices, wireless headsets, Bluetooth speakers, GPS devices, portable medical equipment, IoT devices, and any USB-powered application requiring efficient single-cell Li-Ion or Li-Polymer battery charging with intelligent power path management.

Technical Highlights

This charge management controller features automatic power source selection between USB and AC adapter inputs, ensuring optimal charging performance. The integrated power path management allows the system to operate from either the input power source or battery, providing uninterrupted operation during charging. The device implements a complete constant-current/constant-voltage charge algorithm with automatic charge termination and recharge capability.

Design Advantages

With minimal external components required, the MCP73871-2CCI/ML simplifies design and reduces BOM costs. The device's smart thermal regulation automatically reduces charge current when the junction temperature exceeds the thermal regulation threshold, ensuring safe operation without external thermal monitoring circuits.

Why Choose HQICKEY?

At HQICKEY, we provide only genuine electronic components sourced directly from Microchip Technology and authorized distributors. Every MCP73871-2CCI/ML IC is guaranteed authentic, ensuring reliable performance, full manufacturer warranty support, and compliance with all specifications for your critical battery charging applications.

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