Overview
The BQ24032ARHLRG4 is a highly integrated lithium-ion battery charger IC produced by Texas Instruments. Designed for portable applications, this product combines a power management solution with a compact form factor, making it ideal for space-constrained designs. It is particularly suited for devices such as smartphones, tablets, and other portable electronics. The BQ24032ARHLRG4 stands out for its high efficiency, thermal regulation, and robust protection features, ensuring safe and reliable battery charging.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.35 to 6.45 | V | |
| Charge Current | Up to 1000 | mA | Programmable |
| Battery Voltage | 4.2 | V | Standard Li-Ion |
| Operating Temperature | -40 to 85 | °C | |
| Package | QFN-20 | 3.5mm x 4.5mm | |
| Efficiency | Up to 95 | % | |
| Protection Features | Overvoltage, Overcurrent, Thermal Shutdown |
Key Features
- Integrated power FETs for compact design.
- Programmable charge current up to 1000 mA.
- Thermal regulation to optimize charging under high temperatures.
- Built-in safety features including overvoltage and overcurrent protection.
- High efficiency for extended battery life.
Applications
The BQ24032ARHLRG4 is widely used in portable electronic devices such as smartphones, tablets, and handheld medical devices. Its compact size and efficient charging capabilities make it a preferred choice for space-constrained applications. Additionally, its robust protection features ensure safe operation in demanding environments, making it suitable for industrial and automotive applications where reliability is critical.
Q & A
1. What is the input voltage range for the BQ24032ARHLRG4?
The input voltage range is 4.35V to 6.45V.
2. Can the charge current be adjusted?
Yes, the charge current is programmable up to 1000 mA.
3. What type of battery is compatible with this charger?
It is compatible with standard 4.2V lithium-ion batteries.
4. What are the key protection features?
It includes overvoltage, overcurrent, and thermal shutdown protection.
5. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
6. What package does the BQ24032ARHLRG4 come in?
It is available in a QFN-20 package measuring 3.5mm x 4.5mm.
7. Is this charger suitable for automotive applications?
Yes, its robust protection features make it suitable for automotive applications.
8. How efficient is the charger?
The charger has an efficiency of up to 95%.
9. Does it support thermal regulation?
Yes, it includes thermal regulation to optimize charging under high temperatures.
10. What are the typical applications for this charger?
Typical applications include smartphones, tablets, and handheld medical devices.
