Overview
The BQ2057CTSTR is a sophisticated battery charge management IC produced by Texas Instruments. This product is specifically designed for lithium-ion (Li-ion) and lithium-polymer (Li-poly) battery packs, offering a comprehensive solution for battery charging and protection. It is targeted at applications requiring efficient and reliable battery management, such as portable electronics, medical devices, and industrial equipment. The BQ2057CTSTR stands out for its high accuracy, integrated safety features, and flexibility in charging configurations, making it a competitive choice in the battery management market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4.5 to 26 | V | Wide input range for flexibility |
| Charge Voltage Accuracy | ±0.5 | % | High precision charging |
| Charge Current Range | Up to 2 | A | Supports high current charging |
| Operating Temperature Range | -40 to +85 | °C | Suitable for harsh environments |
| Package Type | TSSOP | - | Compact and space-saving |
| Integrated Features | Over-voltage, over-current, and thermal protection | - | Enhances safety and reliability |
Key Features
- High Accuracy Charging: Ensures precise voltage and current control for optimal battery health.
- Integrated Protection Mechanisms: Includes over-voltage, over-current, and thermal shutdown features to safeguard the battery and charger.
- Flexible Charging Configurations: Supports various charging profiles and termination methods.
- Wide Input Voltage Range: Compatible with a broad range of power sources.
- Compact Package: TSSOP package design for space-constrained applications.
Applications
The BQ2057CTSTR is ideal for a variety of applications, including:
- Portable Electronics: Smartphones, tablets, and laptops benefit from its efficient charging and protection features.
- Medical Devices: Ensures reliable power management in critical healthcare equipment.
- Industrial Equipment: Provides robust battery management solutions for industrial automation and monitoring systems.
- Consumer Electronics: Enhances the performance and safety of everyday electronic devices.
Q & A
1. What types of batteries does the BQ2057CTSTR support?
The BQ2057CTSTR supports lithium-ion (Li-ion) and lithium-polymer (Li-poly) batteries.
2. What is the maximum charge current supported by this IC?
The maximum charge current supported is up to 2A.
3. Does the BQ2057CTSTR include safety features?
Yes, it includes over-voltage, over-current, and thermal protection features.
4. What is the operating temperature range of the BQ2057CTSTR?
It operates within a temperature range of -40°C to +85°C.
5. Can the BQ2057CTSTR be used in portable electronics?
Yes, it is well-suited for portable electronics like smartphones and tablets.
6. What is the charge voltage accuracy of this IC?
The charge voltage accuracy is ±0.5%.
7. What package type does the BQ2057CTSTR come in?
It comes in a TSSOP package.
8. Is the BQ2057CTSTR suitable for industrial applications?
Yes, it is ideal for industrial equipment due to its robust features.
9. Does the BQ2057CTSTR support multiple charging profiles?
Yes, it supports various charging profiles and termination methods.
10. What is the input voltage range for the BQ2057CTSTR?
The input voltage range is 4.5V to 26V.
