BQ24380DSGR

Product Overview

Category

BQ24380DSGR belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

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

Characteristics

• Efficient power management
• Overvoltage and overcurrent protection
• Fast charging capabilities
• Compact size
• Low power consumption

Package

BQ24380DSGR is available in a small 10-pin VSON package, which ensures easy integration into various electronic devices.

Essence

The essence of BQ24380DSGR lies in its ability to efficiently manage power flow, protect batteries from damage, and enable fast charging.

Packaging/Quantity

This IC is typically sold in reels containing a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 3.5V - 26V
• Output Voltage Range: 3.5V - 26V
• Maximum Charging Current: 2A
• Operating Temperature Range: -40°C to +85°C
• Standby Current: <1µA

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. BAT: Battery connection pin
4. TS: Thermistor input pin
5. STAT: Status output pin
6. PG: Power good output pin
7. ISET: Charging current setting pin
8. D+/D-: USB data pins
9. ILIM: Current limit setting pin
10. VBUS: USB supply voltage pin

Functional Features

• Overvoltage protection: Prevents damage to the battery by limiting the voltage supplied to it.
• Overcurrent protection: Safeguards the battery by limiting the charging current to a safe level.
• Thermal regulation: Monitors the temperature and adjusts the charging current accordingly to prevent overheating.
• USB detection: Automatically detects the presence of a USB connection and initiates the charging process.
• Charging status indication: Provides status information through the STAT pin, indicating whether the battery is charging or fully charged.

Advantages and Disadvantages

Advantages

• Efficient power management ensures optimal battery performance.
• Fast charging capabilities reduce charging time.
• Compact size allows for easy integration into small electronic devices.
• Overvoltage and overcurrent protection safeguards the battery from damage.

Disadvantages

• Limited maximum charging current (2A) may not be suitable for high-power devices.
• Operating temperature range (-40°C to +85°C) may restrict usage in extreme environments.

Working Principles

BQ24380DSGR operates by regulating the flow of power between the input source (VIN) and the battery (BAT). It continuously monitors the voltage, current, and temperature to ensure safe and efficient charging. The IC employs various protection mechanisms to prevent overvoltage, overcurrent, and overheating, thereby extending the battery's lifespan.

Detailed Application Field Plans

BQ24380DSGR finds extensive application in the following fields:

1. Mobile Devices: Smartphones, tablets, and wearable devices benefit from its fast charging capabilities and battery protection features.
2. Portable Electronics: Power banks, portable speakers, and handheld gaming consoles can utilize this IC for efficient power management and charging.
3. IoT Devices: Battery-powered IoT devices such as sensors, trackers, and smart home devices can benefit from its compact size and low power consumption.

Detailed and Complete Alternative Models

1. BQ24075RGTR: Similar functionality with a higher maximum charging current of 3A.
2. BQ24232RGTR: Offers additional features like USB OTG support and I2C communication interface.
3. BQ24092DGQR: Suitable for lower power applications with a maximum charging current of 1A.

Note: The above alternative models are provided as examples and may not cover all available options.

This entry provides an overview of the BQ24380DSGR integrated circuit, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.