BQ24196RGER

Product Overview

Category

BQ24196RGER 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 efficiency: The BQ24196RGER features a high-efficiency switch-mode charger with an integrated power path management.
• Fast charging: It supports various fast charging protocols, including USB BC1.2, Apple, and Chinese telecommunications standards.
• Thermal regulation: The IC incorporates thermal regulation to prevent overheating during charging.
• Safety features: It includes built-in protection mechanisms like overvoltage protection, overcurrent protection, and short-circuit protection.

Package

The BQ24196RGER is available in a small 24-pin VQFN package, which allows for compact designs and easy integration into electronic devices.

Essence

The essence of the BQ24196RGER lies in its ability to provide efficient and reliable charging solutions for lithium-ion batteries in portable electronic devices.

Packaging/Quantity

The IC is typically sold in reels or tubes, with each reel or tube containing a specific quantity of BQ24196RGER ICs. The exact quantity may vary depending on the supplier.

Specifications

• Input voltage range: 3.9V to 17V
• Charging current range: Up to 4.5A
• Programmable charge current limit
• Programmable battery regulation voltage
• Integrated thermal regulation
• Operating temperature range: -40°C to 85°C

Detailed Pin Configuration

The BQ24196RGER has a total of 24 pins. Here is a detailed pin configuration:

1. EN (Enable)
2. STAT (Status)
3. PG (Power Good)
4. TS (Thermal Sense)
5. ISET (Current Set)
6. VBUS (Input Voltage)
7. AC/DP (Adapter Detection)
8. AC/DM (Adapter Detection)
9. BAT (Battery Connection)
10. SYS (System Connection)
11. ILIM (Input Current Limit)
12. PROG (Programmable Pin)
13. SRN (Serial Data Receive)
14. SCLK (Serial Clock)
15. SDN (Shutdown)
16. INT (Interrupt)
17. D+/D- (USB Data Lines)
18. VREF (Reference Voltage)
19. VSS (Ground)
20. VSS (Ground)
21. VSS (Ground)
22. VSS (Ground)
23. VDD (Power Supply)
24. VDD (Power Supply)

Functional Features

1. Power path management: The BQ24196RGER allows simultaneous charging of the battery and powering the system, even when the input voltage is low.
2. Dynamic power management: It dynamically adjusts the charge current based on the available input power, maximizing charging efficiency.
3. Charge termination: The IC terminates the charging process when the battery is fully charged, preventing overcharging and extending battery life.
4. Battery temperature monitoring: It monitors the battery temperature to prevent charging if it exceeds safe limits.
5. USB detection: The IC can detect the presence of a USB connection and adjust the charging parameters accordingly.

Advantages and Disadvantages

Advantages

• High charging efficiency
• Support for various fast charging protocols
• Integrated thermal regulation for safety
• Compact package size for easy integration

Disadvantages

• Limited availability from certain suppliers
• Requires careful design considerations for optimal performance

Working Principles

The BQ24196RGER operates by regulating the charging current and voltage to ensure safe and efficient charging of lithium-ion batteries. It utilizes a switch-mode charger architecture to achieve high efficiency and minimize power dissipation. The IC constantly monitors the battery voltage, current, and temperature to adjust the charging parameters accordingly.

Detailed Application Field Plans

The BQ24196RGER is widely used in various portable electronic devices, including: - Smartphones - Tablets - Wearable devices - Portable gaming consoles - Bluetooth headphones

Detailed and Complete Alternative Models

1. BQ24192RGER
2. BQ24193RGER
3. BQ24194RGER
4. BQ24195RGER
5. BQ24197RGER

These alternative models offer similar functionality and features to the BQ24196RGER, providing flexibility for different design requirements.

In conclusion, the BQ24196RGER is a highly efficient integrated circuit designed for battery charging applications in portable electronic devices. Its compact size, fast charging capabilities, and safety features make it an ideal choice for designers looking to optimize battery performance and charging efficiency.