MCP73114T-1NSI/MF

Introduction

The MCP73114T-1NSI/MF is a specialized integrated circuit (IC) belonging to the category of battery management devices. This device is designed to provide efficient and reliable charging solutions for single-cell lithium-ion or lithium-polymer batteries. The MCP73114T-1NSI/MF offers a range of characteristics, packaging options, and functional features that make it suitable for various applications in portable electronic devices.

Basic Information Overview

• Category: Battery Management IC
• Use: Charging solution for single-cell lithium-ion or lithium-polymer batteries
• Characteristics: Fast charge capability, thermal regulation, overvoltage protection
• Package: 8-pin SOIC package
• Essence: Efficient and reliable battery charging
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

The MCP73114T-1NSI/MF operates with an input voltage range of 4.5V to 6.0V and provides a programmable fast charge current up to 1.5A. It also features thermal regulation to prevent overheating during charging and includes overvoltage protection to ensure the safety of the connected battery.

Detailed Pin Configuration

The MCP73114T-1NSI/MF features the following pin configuration: 1. VDD - Power supply input 2. TS - Temperature sense input 3. PROG - Charge current programming input 4. STAT - Status output 5. PGND - Power ground 6. CE - Charge enable input 7. BAT - Battery connection 8. VSS - Ground

Functional Features

• Fast Charging: The MCP73114T-1NSI/MF supports fast charging of lithium-ion and lithium-polymer batteries, reducing charging times for portable devices.
• Thermal Regulation: Integrated thermal regulation ensures safe and efficient charging by monitoring and controlling the temperature during the charging process.
• Overvoltage Protection: The device includes overvoltage protection to safeguard the connected battery from potential voltage spikes or surges.

Advantages and Disadvantages

Advantages

• Fast charging capability
• Thermal regulation for safety
• Overvoltage protection
• Compact 8-pin SOIC package

Disadvantages

• Limited to single-cell battery charging
• Requires external components for full functionality

Working Principles

The MCP73114T-1NSI/MF operates by regulating the charging current and voltage to the connected lithium-ion or lithium-polymer battery. It monitors the battery temperature and adjusts the charging parameters accordingly to ensure safe and efficient charging without overcharging or overheating the battery.

Detailed Application Field Plans

The MCP73114T-1NSI/MF is well-suited for a wide range of portable electronic devices, including smartphones, tablets, portable media players, and handheld gaming consoles. Its fast charging capability and built-in safety features make it an ideal choice for applications where quick and reliable battery charging is essential.

Detailed and Complete Alternative Models

• MCP73213: Offers similar charging capabilities with additional power path management features
• BQ24075: Provides comparable single-cell battery charging with integrated USB OTG support
• MAX8903: Features advanced battery charging and system power management in a compact package

In conclusion, the MCP73114T-1NSI/MF is a versatile battery management IC that offers fast and reliable charging solutions for single-cell lithium-ion or lithium-polymer batteries. With its compact package, advanced features, and wide application compatibility, it serves as a valuable component in the design and development of portable electronic devices.

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