Overview
The BQ24160RGET from Texas Instruments is a highly integrated single-cell Li-ion battery charger and system power path management device. It is designed for space-limited, portable applications that require high-capacity batteries. This device features dual inputs, allowing operation from either a USB port or a higher-power input supply such as an AC adapter or wireless charging input. The BQ24160RGET supports high-efficiency switched-mode charging and includes advanced power path management, enabling the system to run with a defective or absent battery pack and allowing instant system startup even with a totally discharged battery or no battery.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Current Capability | Up to 2.5 A | A |
| Input Voltage Rating | 6.5 V (USB), 10.5 V (IN) | V |
| Output Current (Continuous) | 4.5 A (SW), 3.5 A (SYS, BAT) | A |
| Battery Regulation Accuracy | ±1% | % |
| Charge Current Accuracy | ±10% (0°C to 125°C) | % |
| Package Type | VQFN-24 (4x4 mm) | |
| Operating Temperature Range | -40°C to 125°C | °C |
| NTC Monitoring | JEITA compatible | |
| Overvoltage Protection (OVP) | 6.5 V (USB), 10.5 V (IN) | V |
Key Features
- High-efficiency switched-mode charger with separate power path control.
- Dual input capability: USB and higher-power input supply (e.g., AC adapter or wireless charging).
- Instant system startup from a deeply discharged battery or no battery.
- Compatible with MaxLife™ technology for faster charging when used with BQ27530.
- I2C interface for programming charge parameters.
- Voltage-based NTC monitoring input (JEITA compatible).
- Safe and accurate battery management functions with 1% battery regulation accuracy and 10% charge current accuracy.
- Overvoltage protection (OVP) and battery overvoltage protection (BOP).
- Thermal protection with thermal trip and hysteresis.
Applications
- Handheld products.
- Portable media players.
- Portable equipment.
- Netbook and portable internet devices.
Q & A
- What is the maximum input current capability of the BQ24160RGET?
The BQ24160RGET can handle up to 2.5 A of input current.
- What are the input voltage ratings for the BQ24160RGET?
The input voltage ratings are 6.5 V for USB and 10.5 V for the IN input.
- What is the battery regulation accuracy of the BQ24160RGET?
The battery regulation accuracy is ±1%.
- Does the BQ24160RGET support I2C interface?
- What is the operating temperature range of the BQ24160RGET?
The operating temperature range is -40°C to 125°C.
- What type of package is the BQ24160RGET available in?
The BQ24160RGET is available in a VQFN-24 package (4x4 mm).
- Does the BQ24160RGET have overvoltage protection?
- What are some typical applications for the BQ24160RGET?
Typical applications include handheld products, portable media players, portable equipment, and netbook and portable internet devices.
- Is the BQ24160RGET compatible with MaxLife™ technology?
- Does the BQ24160RGET have thermal protection?
