BQ2084DBTR-V140G4

Product Overview

Category

BQ2084DBTR-V140G4 belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for battery management in various electronic devices.

Characteristics

• Integrated circuit designed for battery management
• Provides accurate monitoring and control of battery parameters
• Offers protection against overcharging, over-discharging, and short circuits
• Enables communication with external devices for data exchange

Package

BQ2084DBTR-V140G4 comes in a small outline transistor (SOT) package.

Essence

The essence of this product lies in its ability to efficiently manage and protect batteries, ensuring their optimal performance and longevity.

Packaging/Quantity

This product is typically packaged in reels and is available in quantities suitable for both small-scale and large-scale production.

Specifications

• Input Voltage Range: 2.7V to 28V
• Operating Temperature Range: -40°C to +85°C
• Battery Capacity Measurement Resolution: 1mAh
• Communication Interface: I2C
• Dimensions: 3mm x 3mm x 0.8mm

Detailed Pin Configuration

1. VSS: Ground connection
2. SDA: Serial data input/output for I2C communication
3. SCL: Serial clock input for I2C communication
4. ALERT: Open-drain output for alert indication
5. BAT: Battery voltage sense input
6. TS: Temperature sense input
7. SRP: System reset output
8. VDD: Power supply connection

Functional Features

• Accurate measurement of battery voltage and temperature
• Real-time monitoring of battery capacity and state of charge
• Overcharge and over-discharge protection
• Short circuit protection
• Alert indication for abnormal battery conditions
• Communication interface for data exchange with external devices

Advantages and Disadvantages

Advantages

• Precise battery management ensures optimal performance and longevity
• Protection features prevent damage to the battery and connected devices
• Compact size allows for integration into various electronic devices
• Communication interface enables seamless integration with other systems

Disadvantages

• Requires additional components for complete battery management system implementation
• Limited compatibility with certain battery chemistries or configurations

Working Principles

BQ2084DBTR-V140G4 operates by continuously monitoring the battery voltage and temperature. It uses this information to calculate the battery's state of charge and capacity. The integrated circuit also implements protection mechanisms to prevent overcharging, over-discharging, and short circuits. Communication with external devices is facilitated through the I2C interface, allowing for real-time data exchange.

Detailed Application Field Plans

The BQ2084DBTR-V140G4 is widely used in various applications that require efficient battery management. Some common application fields include:

1. Portable Electronics: Smartphones, tablets, laptops, and portable gaming devices benefit from the accurate monitoring and protection provided by this IC.
2. Electric Vehicles: Battery-powered vehicles rely on effective battery management to ensure optimal performance and safety.
3. Energy Storage Systems: Renewable energy storage systems utilize this IC to manage and protect the batteries used for storing excess energy.
4. Medical Devices: Critical medical equipment such as patient monitors and implantable devices require reliable battery management for uninterrupted operation.

Detailed and Complete Alternative Models

1. BQ2085DBTR-V140G4: Similar to BQ2084DBTR-V140G4, but with additional features for enhanced battery diagnostics.
2. BQ40Z50R-V150G4: A more advanced battery management IC with increased communication capabilities and support for larger battery packs.
3. MAX17055G+T: An alternative IC offering similar battery management functionalities with a different package and pin configuration.

(Note: The above list is not exhaustive and there are several other alternative models available in the market.)

In conclusion, BQ2084DBTR-V140G4 is an integrated circuit designed for efficient battery management. Its accurate monitoring, protection features, and communication interface make it suitable for various applications. While it has certain limitations, alternative models offer additional functionalities to cater to specific requirements.