Overview
The Texas Instruments BQ27510DRZR-G1 is a system-side impedance-track fuel gauge designed for accurate battery capacity and run-time estimation. This component is part of the BQ27510-G1 series and is specifically tailored for single-cell Li-ion battery applications. It features direct battery connection and utilizes the Impedance Track™ algorithm to provide precise fuel gauging. The device is packaged in a 12-pin VSON package and operates within a temperature range of -40°C to 85°C, making it suitable for a variety of handheld and portable electronic devices.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Texas Instruments | |
| Part Number | BQ27510DRZR-G1 | |
| Package Type | VSON (12-pin) | |
| Operating Temperature Range | -40 to 85 | °C |
| Supply Voltage Range | 2.7 to 5.5 | V |
| Width | 2.5 | mm |
| Length | 4 | mm |
| Thickness | 0.85 | mm |
| Pitch | 0.4 | mm |
| Lifecycle Status | NRND (Not recommended for new designs) | |
| RoHS Compliance | Compliant |
Key Features
- Impedance Track™ Algorithm: Provides accurate fuel gauging for single-cell Li-ion batteries.
- Direct Battery Connection: Simplifies the design and reduces the number of external components required.
- I2C Communication: Supports communication with the host system for configuration and data retrieval.
- Thermal Modeling: Accounts for cell heating during discharge, improving low-temperature performance.
- Transient Modeling: Enhances gauging accuracy at low temperatures and high discharge rates.
- Golden Image Generation: Allows for the creation of a customized fuel-gauging profile based on the specific battery chemistry).
- Firmware Upgradability: Supports firmware updates to enhance functionality and fix issues).
Applications
- Handheld Devices: Smartphones, media players, PDAs, and other portable electronic devices).
- Consumer Electronics: Devices requiring accurate battery life estimation and management).
- Industrial and Medical Devices: Any application requiring precise battery monitoring and management).
Q & A
- What is the BQ27510DRZR-G1 used for?
The BQ27510DRZR-G1 is used as a system-side impedance-track fuel gauge for accurate battery capacity and run-time estimation in single-cell Li-ion battery applications.
- What is the operating temperature range of the BQ27510DRZR-G1?
The operating temperature range is -40°C to 85°C.
- What is the supply voltage range for the BQ27510DRZR-G1?
The supply voltage range is 2.7V to 5.5V.
- What package type is the BQ27510DRZR-G1 available in?
The BQ27510DRZR-G1 is available in a 12-pin VSON package.
- Is the BQ27510DRZR-G1 RoHS compliant?
- What communication interface does the BQ27510DRZR-G1 use?
The BQ27510DRZR-G1 uses the I2C communication interface.
- Can the firmware of the BQ27510DRZR-G1 be updated?
- What is the lifecycle status of the BQ27510DRZR-G1?
The BQ27510DRZR-G1 is marked as NRND (Not recommended for new designs).
- What are some common applications of the BQ27510DRZR-G1?
- How does the Impedance Track™ algorithm improve battery gauging accuracy?
The Impedance Track™ algorithm improves battery gauging accuracy by accounting for the internal impedance of the battery, which changes over the battery's life cycle and with temperature, thus providing a more accurate estimation of remaining capacity and run time.
