Overview
The BQ24161BRGER is a highly integrated switch-mode battery charge management IC from Texas Instruments, designed for single-cell Li-Ion and Li-Polymer batteries. This product is part of TI's extensive portfolio of power management solutions, targeting portable devices such as smartphones, tablets, and other handheld electronics. The BQ24161BRGER stands out for its compact size, high efficiency, and advanced charging features, making it a competitive choice for modern portable applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.35 to 6.45 | V | |
| Charging Voltage Range | 3.5 to 4.44 | V | |
| Maximum Charge Current | 1.5 | A | |
| Operating Temperature Range | -40 to 85 | °C | |
| Package | VQFN-24 | ||
| Efficiency | Up to 92% | ||
| Integrated MOSFETs | Yes | ||
| Charge Termination | Programmable | ||
| Thermal Regulation | Yes | ||
| Battery Detection | Yes |
Key Features
- High-efficiency synchronous switching charger.
- Integrated power MOSFETs for compact design.
- Programmable charge current and voltage for flexibility.
- Thermal regulation to prevent overheating.
- Battery detection and protection features.
- Wide input voltage range for compatibility with various adapters.
Applications
The BQ24161BRGER is ideal for a wide range of portable devices, including:
- Smartphones and Tablets: Efficiently charges single-cell Li-Ion batteries while maintaining thermal safety.
- Portable Medical Devices: Provides reliable and safe charging for critical applications.
- Handheld Gaming Consoles: Ensures long battery life and fast charging.
- Wearable Electronics: Compact design and low power consumption make it suitable for small devices.
Q & A
1. What is the maximum charge current supported by the BQ24161BRGER?
The maximum charge current is 1.5 A.
2. Does the BQ24161BRGER support thermal regulation?
Yes, it includes thermal regulation to prevent overheating.
3. What is the input voltage range for this IC?
The input voltage range is 4.35 to 6.45 V.
4. Can the charging voltage be programmed?
Yes, the charging voltage is programmable from 3.5 to 4.44 V.
5. What type of battery does the BQ24161BRGER support?
It supports single-cell Li-Ion and Li-Polymer batteries.
6. Is the BQ24161BRGER suitable for wearable devices?
Yes, its compact size and low power consumption make it ideal for wearables.
7. Does this IC include integrated MOSFETs?
Yes, it has integrated power MOSFETs for a compact design.
8. What is the operating temperature range?
The operating temperature range is -40 to 85 °C.
9. Can the BQ24161BRGER detect battery presence?
Yes, it includes battery detection features.
10. What package does the BQ24161BRGER come in?
It is available in a VQFN-24 package.
