BQ24316DSGT

Product Overview

Category

BQ24316DSGT belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used for battery charging and protection in portable electronic devices such as smartphones, tablets, and wearable devices.

Characteristics

• Integrated circuit for power management
• Battery charging and protection functionality
• Compact package design
• High efficiency charging
• Overvoltage and overcurrent protection
• Thermal regulation for safe operation

Package and Quantity

The BQ24316DSGT is available in a small form factor package, typically a 10-pin VSON (Very Small Outline No-Lead) package. It is commonly sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 3.5V to 5.5V
• Charging Current Range: Up to 2A
• Operating Temperature Range: -40°C to +85°C
• Protection Features: Overvoltage, Overcurrent, and Thermal Regulation
• Control Interface: I2C (Inter-Integrated Circuit)

Pin Configuration

The BQ24316DSGT has the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. BAT: Battery connection
4. TS: Thermistor input for thermal regulation
5. SDA: I2C data line
6. SCL: I2C clock line
7. STAT: Status output indicating charging status
8. EN: Enable pin for controlling charging
9. ILIM: Current limit setting pin
10. PROG: Programmable input for various functions

Functional Features

• Battery charging with adjustable current limit
• Overvoltage protection to prevent damage to the battery
• Overcurrent protection to safeguard against excessive current flow
• Thermal regulation to prevent overheating
• I2C interface for control and monitoring of charging parameters
• Status output for indicating the charging status

Advantages

• Compact package design allows for space-efficient integration into electronic devices
• High efficiency charging ensures faster charging times
• Overvoltage and overcurrent protection enhance battery safety and longevity
• Thermal regulation prevents overheating, ensuring safe operation

Disadvantages

• Requires an external thermistor for thermal regulation
• Limited to I2C control interface, may not be compatible with all systems

Working Principles

The BQ24316DSGT operates by regulating the charging current and voltage supplied to the battery. It monitors the battery's voltage and temperature, adjusting the charging parameters accordingly. The integrated protection features ensure that the battery is not subjected to excessive voltage or current, preventing damage and prolonging its lifespan.

Application Field Plans

The BQ24316DSGT is widely used in various portable electronic devices, including smartphones, tablets, and wearable devices. Its compact size and comprehensive protection features make it suitable for applications where efficient and safe battery charging is essential.

Alternative Models

1. BQ24314DSGT: Similar functionality but with a lower charging current range.
2. BQ24318DSGT: Similar functionality but with a higher charging current range.
3. BQ24320DSGT: Similar functionality but with additional features such as USB On-The-Go (OTG) support.

These alternative models offer similar functionality to the BQ24316DSGT but cater to different charging requirements and system specifications.

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