Texas Instruments
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BQ24192IRGET
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BQ24192IRGET

Product Overview

Category

BQ24192IRGET belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.

Use

This product is primarily used for charging lithium-ion batteries in various electronic devices such as smartphones, tablets, and portable electronics.

Characteristics

  • High efficiency: The BQ24192IRGET offers high charging efficiency, minimizing energy loss during the charging process.
  • Fast charging: It supports fast charging protocols, allowing for quicker battery recharge times.
  • Compact package: The IC comes in a small form factor package, making it suitable for space-constrained designs.
  • Integrated protection features: It incorporates various safety mechanisms to prevent overcharging, overvoltage, and overcurrent conditions.

Package

The BQ24192IRGET is available in a small outline no-lead (SON) package, which facilitates easy integration into circuit boards.

Essence

The essence of BQ24192IRGET lies in its ability to efficiently and safely charge lithium-ion batteries, ensuring optimal performance and extended battery life.

Packaging/Quantity

This product is typically supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

  • Input voltage range: 4.35V - 6.45V
  • Charging current range: 500mA - 3000mA
  • Output voltage range: 3.5V - 4.44V
  • Operating temperature range: -40°C to +85°C
  • Standby current: < 100µA

Detailed Pin Configuration

The BQ24192IRGET features the following pin configuration:

  1. VBUS: Input voltage from the power source
  2. PGND: Power ground
  3. STAT: Status output indicating charging status
  4. TS: Thermistor input for temperature monitoring
  5. ISET: Charging current setting pin
  6. EN: Enable pin to control the charging process
  7. SDA: Serial data input/output for communication
  8. SCL: Serial clock input for communication
  9. BAT: Battery voltage output
  10. SYS: System voltage output

Functional Features

  • Constant current/constant voltage (CC/CV) charging algorithm
  • Thermal regulation and protection
  • Input voltage regulation
  • Charge termination based on battery voltage and current thresholds
  • Automatic recharge feature
  • USB On-The-Go (OTG) support

Advantages and Disadvantages

Advantages

  • High charging efficiency leads to reduced energy consumption.
  • Fast charging capability allows for shorter charging times.
  • Integrated protection mechanisms ensure safe charging.
  • Small package size enables space-saving designs.

Disadvantages

  • Limited compatibility with specific battery chemistries.
  • Requires additional external components for complete charging circuitry.

Working Principles

The BQ24192IRGET operates based on a CC/CV charging algorithm. Initially, it provides a constant current to the battery until a predefined voltage threshold is reached. It then switches to a constant voltage mode, maintaining the battery voltage at the specified level while reducing the charging current. This approach ensures efficient and controlled charging, preventing overcharging or damaging the battery.

Detailed Application Field Plans

The BQ24192IRGET finds applications in various electronic devices that utilize lithium-ion batteries, including: - Smartphones - Tablets - Portable media players - Wearable devices - Bluetooth headsets

Detailed and Complete Alternative Models

  1. BQ24193IRGET: Similar to BQ24192IRGET but with enhanced power management features.
  2. BQ24292IRGET: Offers similar functionality with additional USB OTG support.
  3. BQ24092IRGET: Provides basic charging capabilities with simplified circuitry.

These alternative models offer similar charging functionalities but may vary in terms of additional features, package options, or cost considerations.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням BQ24192IRGET у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of BQ24192IRGET in technical solutions:

  1. Q: What is the BQ24192IRGET? A: The BQ24192IRGET is a highly integrated single-cell Li-Ion battery charger with power path management for portable applications.

  2. Q: What is power path management? A: Power path management allows simultaneous charging of the battery and powering the system from a USB port or an adapter.

  3. Q: What is the input voltage range supported by BQ24192IRGET? A: The BQ24192IRGET supports an input voltage range of 3.9V to 6.2V.

  4. Q: What is the maximum charging current supported by BQ24192IRGET? A: The BQ24192IRGET supports a maximum charging current of 2A.

  5. Q: Can BQ24192IRGET charge other types of batteries apart from Li-Ion? A: No, the BQ24192IRGET is specifically designed for single-cell Li-Ion batteries.

  6. Q: Does BQ24192IRGET have overvoltage protection? A: Yes, the BQ24192IRGET has built-in overvoltage protection to prevent damage to the battery.

  7. Q: Is BQ24192IRGET compatible with USB Type-C? A: No, the BQ24192IRGET does not support USB Type-C. It is designed for standard USB ports.

  8. Q: Does BQ24192IRGET have thermal regulation? A: Yes, the BQ24192IRGET has thermal regulation to prevent overheating during charging.

  9. Q: Can BQ24192IRGET operate in a wide temperature range? A: Yes, the BQ24192IRGET can operate in a temperature range of -40°C to 85°C.

  10. Q: Is BQ24192IRGET suitable for low-power IoT devices? A: Yes, the BQ24192IRGET is suitable for low-power IoT devices as it provides efficient charging and power management capabilities.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.