MCP73833-FCI/MF

Introduction

The MCP73833-FCI/MF is a specialized integrated circuit (IC) belonging to the category of battery management and charging solutions. This device offers a range of features and characteristics that make it suitable for various applications in portable electronic devices.

Basic Information Overview

• Category: Battery Management and Charging IC
• Use: The MCP73833-FCI/MF is used for managing and charging single-cell lithium-ion or lithium-polymer batteries in portable electronic devices.
• Characteristics: This IC is known for its compact size, high efficiency, and reliable performance. It comes in a small footprint package, making it suitable for space-constrained designs.
• Package: The MCP73833-FCI/MF is available in a 10-lead 3x3 mm DFN package.
• Essence: Its essence lies in providing a comprehensive solution for charging and managing lithium-ion or lithium-polymer batteries with minimal external components.
• Packaging/Quantity: The MCP73833-FCI/MF is typically available in reels with a quantity specified by the manufacturer.

Specifications

• Input Voltage Range: 4.5V to 6.0V
• Charge Current: Programmable up to 1A
• Preconditioning of Deeply Discharged Cells
• Automatic Recharge
• Two-Color LED Status Indicator
• Thermal Regulation and Protection
• Under-Voltage Lockout

Detailed Pin Configuration

The MCP73833-FCI/MF features a 10-lead configuration with pins designated for input power, battery connection, status indication, and control signals. The detailed pin configuration is as follows: 1. VSS - Ground 2. PROG - Charge Current Programming Pin 3. STAT - Status Output 4. CE - Charge Enable Input 5. TS - Temperature Sense Input 6. VDD - Supply Voltage Input 7. VBAT - Battery Connection 8. PGND - Power Ground 9. THERM - Thermal Regulation Input 10. VIN - Input Power

Functional Features

• Programmable Charge Current: The MCP73833-FCI/MF allows for the programming of charge current, providing flexibility in charging different battery capacities.
• Status Indication: It features a two-color LED status indicator, enabling visual feedback on the charging process.
• Thermal Regulation and Protection: The IC incorporates thermal regulation and protection mechanisms to ensure safe and efficient charging operations.
• Under-Voltage Lockout: This feature prevents the battery from over-discharging, enhancing the overall lifespan of the battery.

Advantages and Disadvantages

Advantages: - Compact Size - High Efficiency - Programmable Charge Current - Integrated Safety Features

Disadvantages: - Limited to Single-Cell Battery Management - Requires External Components for Complete System Integration

Working Principles

The MCP73833-FCI/MF operates by regulating the charging current and voltage to the connected lithium-ion or lithium-polymer battery. It monitors the battery status and temperature to ensure safe and optimal charging conditions. The programmable charge current allows customization based on the specific battery requirements.

Detailed Application Field Plans

The MCP73833-FCI/MF finds application in a wide range of portable electronic devices, including: - Smartphones and Tablets - Portable Media Players - Wearable Devices - Portable Medical Devices - Handheld Gaming Consoles

Detailed and Complete Alternative Models

• MCP73831: Similar functionality with a different package and pin configuration.
• BQ24075: Offers comparable battery management and charging capabilities with additional system integration features.

In conclusion, the MCP73833-FCI/MF serves as a versatile and efficient solution for managing and charging single-cell lithium-ion or lithium-polymer batteries in portable electronic devices. Its compact size, programmable features, and integrated safety mechanisms make it a preferred choice for various applications.

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