Overview
The BQ24093DGQR is a highly integrated single-cell Li-Ion and Li-Polymer battery charger IC produced by Texas Instruments. Designed for portable applications, this product combines high efficiency, compact size, and advanced safety features, making it ideal for space-constrained devices such as smartphones, tablets, and portable medical devices. Its market competitiveness lies in its ability to support USB input, thermal regulation, and a wide input voltage range, catering to the needs of modern portable electronics.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 3.9 to 6.4 | V | Supports USB input |
| Charge Current | Up to 1.5 | A | Programmable |
| Battery Voltage Range | 3.5 to 4.44 | V | Single-cell Li-Ion/Li-Polymer |
| Thermal Regulation | Yes | - | Protects against overheating |
| Package | VQFN-10 | - | Compact footprint |
| Operating Temperature | -40 to 85 | °C | Wide range |
| Charge Termination | Yes | - | Automatic |
| Reverse Leakage Protection | Yes | - | Prevents battery discharge |
| Status Indicators | Yes | - | LED or host control |
Key Features
- USB Compatibility: Supports USB input for easy integration with portable devices.
- Thermal Regulation: Ensures safe operation by reducing charge current during high-temperature conditions.
- Programmable Charge Current: Allows customization based on application requirements.
- Compact Design: VQFN-10 package saves board space in portable applications.
- Advanced Safety Features: Includes reverse leakage protection and automatic charge termination.
Applications
The BQ24093DGQR is widely used in portable electronics, including smartphones, tablets, and portable medical devices. Its compact size and USB compatibility make it ideal for space-constrained designs, while its advanced safety features ensure reliable operation in demanding environments. Additionally, it is suitable for applications requiring efficient and safe battery charging, such as wearable devices and handheld gaming consoles.
Q & A
1. What is the input voltage range of the BQ24093DGQR?
The input voltage range is 3.9 to 6.4 V, supporting USB input.
2. Can the charge current be adjusted?
Yes, the charge current is programmable up to 1.5 A.
3. Does it support thermal regulation?
Yes, it includes thermal regulation to prevent overheating.
4. What type of battery does it support?
It supports single-cell Li-Ion and Li-Polymer batteries.
5. What is the package type?
It comes in a compact VQFN-10 package.
6. Is reverse leakage protection included?
Yes, it prevents battery discharge when no input is present.
7. Does it have status indicators?
Yes, it provides status indicators for charge monitoring.
8. What is the operating temperature range?
It operates from -40 to 85 °C.
9. Is it suitable for wearable devices?
Yes, its compact size and efficiency make it ideal for wearables.
10. Does it support automatic charge termination?
Yes, it automatically terminates charging when the battery is full.
