Overview
The BQ27426YZFR is a highly integrated fuel gauge solution from Texas Instruments, designed for single-cell Li-Ion and Li-Polymer battery packs. This model is part of TI's renowned Battery Management series, targeting portable electronics, medical devices, and industrial applications. Its market positioning emphasizes accuracy, ease of use, and low power consumption, making it a competitive choice for designers seeking reliable battery monitoring solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Battery Chemistry | Li-Ion, Li-Polymer | - | Single-cell |
| Operating Voltage | 2.7 to 4.5 | V | - |
| Communication Interface | I2C | - | Standard and fast modes |
| Accuracy | ±1% | - | State of Charge (SOC) |
| Package | DSBGA | - | 12-pin |
Key Features
- High accuracy fuel gauging for enhanced battery performance.
- Integrated temperature sensing for safe operation across various environments.
- Low power consumption extends battery life in portable applications.
- I2C interface simplifies integration with host systems.
Applications
The BQ27426YZFR is widely used in portable electronics such as smartphones, tablets, and laptops, where precise battery management is crucial. In the medical field, it ensures reliable operation of portable diagnostic devices. Industrial applications include handheld scanners and wireless sensors, benefiting from its robust design and accurate monitoring capabilities.
Q & A
1. What is the operating voltage range of the BQ27426YZFR?
The operating voltage range is from 2.7V to 4.5V.
2. Can the BQ27426YZFR be used with Li-Polymer batteries?
Yes, it is compatible with both Li-Ion and Li-Polymer batteries.
3. What communication interface does this model use?
It uses an I2C interface for communication.
4. How accurate is the state of charge measurement?
The accuracy is within ±1% for state of charge (SOC).
5. What is the package type of the BQ27426YZFR?
It comes in a 12-pin DSBGA package.
6. Is the BQ27426YZFR suitable for medical devices?
Yes, its reliable battery monitoring makes it ideal for portable medical devices.
7. Does it include temperature sensing?
Yes, it has integrated temperature sensing for safe operation.
8. What are the key benefits of using this fuel gauge?
Key benefits include high accuracy, low power consumption, and ease of integration.
9. Can it be used in industrial applications?
Yes, it is suitable for industrial applications like handheld scanners and wireless sensors.
10. How does it enhance battery life in portable electronics?
Its low power consumption and accurate monitoring help extend battery life significantly.
