MCP73833T-AMI/UN

Product Overview

The MCP73833T-AMI/UN is a specialized integrated circuit (IC) belonging to the category of battery management and charging solutions. This IC is commonly used in portable electronic devices, such as smartphones, tablets, and portable power banks. Its characteristics include high efficiency, compact package size, and versatile application across various battery chemistries. The MCP73833T-AMI/UN is available in a small 8-pin MSOP package and is an essential component for managing and charging rechargeable batteries in modern electronic devices.

Package and Quantity

The MCP73833T-AMI/UN is packaged in an 8-pin MSOP package and is typically available in reels containing a specific quantity based on the manufacturer's specifications.

Specifications

• Input Voltage Range: 3.75V to 6V
• Charge Current: Up to 1A
• Programmable Charge Current: Yes
• Battery Chemistry Compatibility: Li-Ion, Li-Polymer
• Thermal Regulation: Yes
• Safety Features: Overvoltage Protection, Thermal Shutdown
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The MCP73833T-AMI/UN features the following pin configuration: 1. VSS (Ground) 2. PROG (Charge Current Programming) 3. STAT (Charge Status Output) 4. CE (Charge Enable Input) 5. TS (Thermal Sense Input) 6. VDD (Input Voltage) 7. VBAT (Battery Connection) 8. VSS (Ground)

Functional Features

The MCP73833T-AMI/UN offers the following functional features: - Integrated Linear Charger - Automatic Recharge - Preconditioning of Deeply Discharged Cells - Charge Termination - Charge Status Output - Thermal Regulation

Advantages and Disadvantages

Advantages

• High Efficiency Charging
• Compact Package Size
• Versatile Battery Chemistry Compatibility
• Integrated Safety Features

Disadvantages

• Limited to Li-Ion and Li-Polymer Batteries
• Requires External Components for Full Functionality

Working Principles

The MCP73833T-AMI/UN operates by regulating the charging current and voltage to ensure safe and efficient charging of lithium-ion and lithium-polymer batteries. It utilizes a constant current/constant voltage charging algorithm to maximize battery life and performance while incorporating safety features to protect against overvoltage and thermal issues.

Detailed Application Field Plans

The MCP73833T-AMI/UN is widely used in various portable electronic devices, including but not limited to: - Smartphones - Tablets - Portable Power Banks - Portable Media Players - Handheld Gaming Devices

Detailed and Complete Alternative Models

Some alternative models to the MCP73833T-AMI/UN include: - MCP73831 - MCP73832 - MCP73837

In conclusion, the MCP73833T-AMI/UN is a highly efficient and versatile charging IC designed for managing and charging lithium-ion and lithium-polymer batteries in portable electronic devices. With its compact package size, integrated safety features, and wide application field, it serves as a crucial component in modern battery management systems.

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