BQ24192IRGER

Product Overview

Category

BQ24192IRGER belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.

Use

This IC is commonly used in portable electronic devices, such as smartphones, tablets, and wearable devices, to efficiently charge lithium-ion batteries.

Characteristics

• High charging efficiency
• Fast charging capability
• Integrated power path management
• Thermal regulation and protection
• Programmable charging parameters

Package

BQ24192IRGER is available in a small 24-pin VQFN package, which allows for compact designs and easy integration into various electronic devices.

Essence

The essence of BQ24192IRGER lies in its ability to provide efficient and reliable charging solutions for lithium-ion batteries, ensuring optimal performance and extended battery life.

Packaging/Quantity

This IC is typically sold in reels or tubes, with each reel containing a specific quantity of BQ24192IRGER units. The exact quantity may vary depending on the manufacturer's packaging specifications.

Specifications

• Input voltage range: 3.9V to 17V
• Charging current range: Up to 3A
• Programmable charging voltage and current
• Integrated thermal regulation and protection
• Power path management for simultaneous charging and discharging
• Various status indication pins
• I2C interface for advanced control and monitoring

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground reference pin
3. TS: Temperature sense input pin
4. STAT: Status indication output pin
5. PG: Power good indication output pin
6. CE: Charge enable input pin
7. SDA: I2C data input/output pin
8. SCL: I2C clock input pin
9. ILIM: Charging current limit programming pin
10. PROG: Charging voltage programming pin
11. BAT: Battery voltage sense input pin
12. TS/NTC: Temperature sense or NTC thermistor input pin
13. VBUS: USB input voltage sense input pin
14. SYS: System voltage sense input pin
15. D+/D-: USB data lines
16. ISET: Input current limit programming pin
17. INT: Interrupt output pin
18. TS2: Second temperature sense input pin
19. TS1: First temperature sense input pin
20. VREGN: Negative voltage regulator output pin
21. VREGP: Positive voltage regulator output pin
22. VOUT: Output voltage pin
23. PGND: Power ground reference pin
24. VBAT: Battery voltage output pin

Functional Features

1. High charging efficiency: BQ24192IRGER incorporates advanced charging algorithms and power management techniques to maximize the charging efficiency, reducing energy waste.
2. Fast charging capability: This IC supports high charging currents, enabling rapid charging of lithium-ion batteries, reducing the overall charging time.
3. Integrated power path management: The power path management feature allows simultaneous charging and discharging, ensuring uninterrupted power supply to the device even during charging.
4. Thermal regulation and protection: BQ24192IRGER includes built-in thermal regulation and protection mechanisms to prevent overheating and ensure safe charging operations.
5. Programmable charging parameters: The IC offers flexibility in setting charging voltage and current limits, allowing customization based on specific battery requirements.

Advantages and Disadvantages

Advantages

• High charging efficiency leads to reduced energy consumption.
• Fast charging capability reduces charging time.
• Integrated power path management ensures uninterrupted device operation during charging.
• Programmable charging parameters allow customization for different battery types.
• Built-in thermal regulation and protection safeguards against overheating and potential damage.

Disadvantages

• Limited availability of alternative models from different manufacturers.
• Complex pin configuration may require careful PCB layout and design considerations.

Working Principles

BQ24192IRGER operates based on a switching regulator topology, which efficiently converts the input voltage to the desired charging voltage for the connected lithium-ion battery. The IC incorporates various control circuits and algorithms to regulate the charging current and voltage, ensuring safe and efficient charging operations. Additionally, it monitors the battery temperature and adjusts the charging parameters accordingly to prevent overheating and protect the battery.

Detailed Application Field Plans

BQ24192IRGER finds extensive application in portable electronic devices, including smartphones, tablets, smartwatches, and other wearable devices. It is also suitable for use in power banks, portable speakers, and other battery-powered consumer electronics. The IC's high efficiency, fast charging capability, and integrated power path management make it an ideal choice for applications where quick and reliable battery charging is essential.

Detailed and Complete Alternative Models

While BQ24192IRGER is a highly capable IC for battery charging applications, there are alternative models available from different manufacturers that offer similar functionalities. Some notable alternatives include: