MCP73861-I/ML - Microchip Technology

Manufacturer Part Number

MCP73861-I/ML

Manufacturer

Microchip Technology

Introduction

Integrated circuit (IC) for battery charging applications

Designed for single-cell Li-Ion/Li-Polymer battery packs

Product Features and Performance

Supports constant-current, constant-voltage charging

Programmable charge current up to 1.38A

Programmable charge termination based on charging time

Thermal regulation and protection features

Supports various battery chemistries (Li-Ion, Li-Polymer)

Product Advantages

Compact 16-VQFN package with exposed thermal pad

Wide operating temperature range (-40°C to 85°C)

Integrated charge termination and safety features

Programmable charging parameters for flexibility

Key Technical Parameters

Battery pack voltage: 4.2V (single-cell)

Charge current: Up to 1.38A

Supply voltage: Up to 12V

Operating temperature: -40°C to 85°C

Quality and Safety Features

Thermal regulation and protection

Charge termination based on time

Overvoltage, overcurrent, and short-circuit protection

Compatibility

Suitable for single-cell Li-Ion and Li-Polymer battery packs

Application Areas

Portable electronics, power banks, and other battery-powered devices

Product Lifecycle

This product is currently available and not nearing discontinuation.

Replacement or upgrade options may be available from Microchip Technology.

Key Reasons to Choose This Product

Compact and efficient battery charging solution

Programmable charging parameters for flexibility

Robust thermal and safety features for reliable operation

Wide operating temperature range for diverse applications