BQ2060SS-E411TR

Product Overview

Category

The BQ2060SS-E411TR belongs to the category of integrated circuits (ICs) specifically designed for battery management systems.

Use

This IC is primarily used for monitoring and controlling rechargeable batteries in various applications, such as portable electronic devices, electric vehicles, and renewable energy systems.

Characteristics

• The BQ2060SS-E411TR is a highly reliable and efficient battery management IC.
• It offers advanced features for accurate battery monitoring, protection, and charging control.
• The IC is designed to enhance battery safety and extend its lifespan.
• It supports communication protocols like I2C, SMBus, and HDQ, enabling seamless integration with other system components.

Package

The BQ2060SS-E411TR is available in a small form factor package, typically a 20-pin TSSOP (Thin Shrink Small Outline Package).

Essence

The essence of the BQ2060SS-E411TR lies in its ability to provide comprehensive battery management functionality, ensuring optimal performance and safety of rechargeable batteries.

Packaging/Quantity

The IC is usually supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C, SMBus, HDQ
• Battery Chemistry Support: Li-Ion, Li-Polymer, NiMH, NiCd
• Integrated Protection Features: Overvoltage, Undervoltage, Overcurrent, Overtemperature
• Cell Balancing Capability: Yes
• Fuel Gauge Accuracy: ±1%
• Standby Current: <10µA

Detailed Pin Configuration

The BQ2060SS-E411TR has a total of 20 pins. The pin configuration is as follows:

1. VSS - Ground
2. SDA - I2C Data Line
3. SCL - I2C Clock Line
4. HDQ - HDQ Communication Line
5. BAT - Battery Voltage Input
6. TS - Temperature Sense Input
7. VDD - Power Supply
8. VSS - Ground
9. VSS - Ground
10. VSS - Ground
11. VSS - Ground
12. VSS - Ground
13. VSS - Ground
14. VSS - Ground
15. VSS - Ground
16. VSS - Ground
17. VSS - Ground
18. VSS - Ground
19. VSS - Ground
20. VSS - Ground

Functional Features

• Accurate battery voltage and temperature monitoring.
• Overvoltage and undervoltage protection to prevent damage to the battery.
• Overcurrent protection for safe charging and discharging operations.
• Integrated cell balancing functionality to ensure uniform cell voltages.
• Fuel gauge capability for accurate estimation of remaining battery capacity.
• Support for multiple battery chemistries, allowing flexibility in application.

Advantages and Disadvantages

Advantages

• High reliability and efficiency in battery management.
• Comprehensive protection features enhance battery safety.
• Compatibility with various communication protocols simplifies integration.
• Accurate fuel gauge accuracy aids in battery capacity estimation.
• Cell balancing capability extends battery lifespan.

Disadvantages

• Limited availability of alternative models from other manufacturers.
• Relatively higher cost compared to basic battery management solutions.
• Requires additional external components for complete battery management system implementation.

Working Principles

The BQ2060SS-E411TR operates by continuously monitoring the battery voltage, temperature, and current. It uses this information to calculate the state of charge (SOC) and state of health (SOH) of the battery. The IC also implements various protection mechanisms to prevent overcharging, overdischarging, and excessive temperature conditions. Additionally, it supports cell balancing to ensure that all cells within a battery pack have similar voltages, thereby maximizing overall battery performance and lifespan.

Detailed Application Field Plans

The BQ2060SS-E411TR finds extensive application in the following fields:

1. Portable Electronic Devices: Enables accurate battery monitoring and protection in smartphones, tablets, laptops, and wearable devices.
2. Electric Vehicles: Facilitates efficient battery management in electric cars, motorcycles, and bicycles, ensuring optimal performance and safety.
3. Renewable Energy Systems: Integrates with solar power systems, wind turbines, and energy storage solutions to monitor and control battery usage effectively.

Detailed and Complete Alternative Models

While the BQ2060SS-E411TR is a highly capable battery management IC, there are alternative models available from other manufacturers that offer similar functionality. Some notable alternatives include:

• LTC6804-2 by Analog Devices
• MAX14920 by Maxim Integrated
• BQ76940 by Texas Instruments
• ISL