Microchip Technology's MCP73871T-2CAI/ML

The MCP73871T-2CAI/ML is a highly integrated and efficient solution from Microchip Technology, tailored for portable applications requiring a robust power management system. This advanced device combines a linear charge management controller, a system load sharing, and input overvoltage protection, making it ideal for charging batteries from USB and AC adapter sources.

Key Features

• Integrated Charge Management: The MCP73871T-2CAI/ML offers a fully integrated linear charge management controller, designed to deliver efficient charging to single-cell Li-Ion or Li-Polymer batteries.
• Multiple Charging Options: It supports both USB and AC adapter charging inputs, with an automatic power source selection for seamless transitions between charging modes.
• System Load Sharing: This feature allows the device to power the system load while simultaneously charging the battery, ensuring uninterrupted operation of the application.
• Input Overvoltage Protection: Protects the device against input voltage spikes, safeguarding both the charging circuit and the battery under charge.
• High Accuracy: The MCP73871T-2CAI/ML provides high accuracy in charge voltage regulation, crucial for maximizing battery life and performance.
• Proportional Charge Control: It employs a proportional charge control system that offers a constant charge current/constant voltage (CC/CV) profile.

Applications

The MCP73871T-2CAI/ML is versatile and can be used in a wide range of applications, including:

• Portable Devices
• Handheld Instruments
• Bluetooth Headsets
• GPS Devices
• Smartphones and Tablets

Technical Specifications

With its small 10-DFN (3x3) package, the MCP73871T-2CAI/ML is not only a space-saving component but also one that offers a temperature range of -40°C to +85°C, accommodating a wide range of environmental conditions. It also features automatic recharge and an end-of-charge control signal, which provides clear indications for charge termination and battery status.

For those looking to design with efficiency, reliability, and precision in mind, the MCP73871T-2CAI/ML from Microchip Technology is an excellent choice, providing a complete, easy-to-implement power management solution for portable applications.