Overview
The BQ24735RGRT is a highly efficient, battery charge management integrated circuit (IC) produced by Texas Instruments. Designed for use in portable electronics, this IC provides a comprehensive solution for charging single-cell Li-ion and Li-polymer batteries. Its market positioning targets manufacturers of laptops, tablets, and other portable devices that require reliable and efficient battery charging. The BQ24735RGRT stands out for its advanced power management features, including input current optimization, battery detection, and thermal regulation, making it a competitive choice in the portable electronics market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.5 to 24 | V | |
| Charge Voltage Range | 2.1 to 19.2 | V | |
| Charge Current Range | 0 to 8.192 | A | |
| Operating Temperature Range | -40 to 85 | °C | |
| Package | VQFN-24 | ||
| Communication Interface | I2C | ||
| Efficiency | Up to 96% | ||
| Protection Features | Overvoltage, Overcurrent, Thermal Shutdown |
Key Features
- Advanced power management for single-cell Li-ion and Li-polymer batteries.
- Input current optimization for efficient power delivery.
- Integrated I2C interface for precise control and monitoring.
- Comprehensive protection features including overvoltage, overcurrent, and thermal shutdown.
- High efficiency of up to 96%, reducing energy loss and heat generation.
Applications
The BQ24735RGRT is ideally suited for a variety of portable electronic devices. Its primary applications include:
- Laptops and Notebooks: Provides efficient and reliable battery charging, ensuring long battery life and quick recharge times.
- Tablets and Ultrabooks: Offers compact and efficient power management solutions, essential for slim and lightweight designs.
- Portable Medical Devices: Ensures safe and reliable charging for critical medical equipment.
- Industrial Handheld Devices: Delivers robust power management for devices used in demanding environments.
Q & A
1. What is the input voltage range for the BQ24735RGRT?
The input voltage range is 4.5 to 24 V.
2. Can the BQ24735RGRT charge multiple battery cells?
No, it is designed for single-cell Li-ion and Li-polymer batteries.
3. What is the maximum charge current supported?
The maximum charge current is 8.192 A.
4. Does the BQ24735RGRT support thermal regulation?
Yes, it includes thermal regulation and shutdown features.
5. What communication interface does it use?
It uses an I2C interface for control and monitoring.
6. What is the efficiency of the BQ24735RGRT?
It offers up to 96% efficiency.
7. Is the BQ24735RGRT suitable for industrial applications?
Yes, it is suitable for industrial handheld devices and other portable equipment.
8. What protection features are included?
It includes overvoltage, overcurrent, and thermal shutdown protection.
9. What is the operating temperature range?
The operating temperature range is -40 to 85 °C.
10. What package does the BQ24735RGRT come in?
It comes in a VQFN-24 package.
