BQ2084DBT-V143G4

Product Overview

Category

BQ2084DBT-V143G4 belongs to the category of integrated circuits (ICs) specifically designed for battery management systems.

Use

This product is primarily used in applications that require accurate monitoring and control of battery charging and discharging processes. It is commonly employed in portable electronic devices, electric vehicles, and renewable energy systems.

Characteristics

• High precision voltage and current measurement capabilities
• Advanced protection features to prevent overcharging and over-discharging
• Integrated temperature sensing for thermal management
• Communication interfaces for data exchange with external systems
• Low power consumption for efficient operation

Package

BQ2084DBT-V143G4 is available in a compact and industry-standard package, such as a thin quad flat pack (TQFP), which facilitates easy integration into various electronic systems.

Essence

The essence of BQ2084DBT-V143G4 lies in its ability to accurately monitor and control battery parameters, ensuring optimal performance and safety.

Packaging/Quantity

This product is typically supplied in reels or trays, depending on the manufacturer's packaging standards. The quantity per reel or tray may vary but is usually in the range of several hundred units.

Specifications

• Supply Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C
• Battery Voltage Measurement Range: 0V to 5V
• Current Measurement Range: -10A to +10A
• Dimensions: 10mm x 10mm x 1mm

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground reference
3. SDA: I2C serial data line
4. SCL: I2C serial clock line
5. BAT: Battery voltage measurement input
6. TEMP: Temperature sensing input
7. ALERT: Interrupt output for system notification
8. EN: Enable control input

Functional Features

• Accurate voltage and current measurement
• Overcharge and over-discharge protection
• Temperature monitoring for thermal management
• I2C communication for data exchange with external systems
• Interrupt output for system notifications
• Enable control for power management

Advantages and Disadvantages

Advantages

• High precision measurement capabilities ensure accurate battery monitoring.
• Advanced protection features prevent damage to the battery and enhance safety.
• Integrated temperature sensing enables efficient thermal management.
• Communication interface allows seamless integration with external systems.
• Low power consumption ensures energy efficiency.

Disadvantages

• Limited compatibility with certain battery chemistries or configurations.
• Relatively higher cost compared to simpler battery management solutions.
• Requires additional circuitry for complete battery management system implementation.

Working Principles

BQ2084DBT-V143G4 operates based on the principles of voltage and current measurement, temperature sensing, and communication protocols. It continuously monitors the battery voltage and current, comparing them against predefined thresholds to trigger appropriate actions such as charging, discharging, or protection mechanisms. The integrated temperature sensor provides real-time temperature data, allowing the system to adjust charging or discharging rates accordingly. The I2C communication interface facilitates data exchange between the IC and external systems, enabling comprehensive battery management.

Detailed Application Field Plans

BQ2084DBT-V143G4 finds extensive application in various fields, including:

1. Portable Electronic Devices:

   • Smartphones
   • Tablets
   • Laptops
   • Wearable devices

2. Electric Vehicles:

   • Electric cars
   • Electric bikes
   • Electric scooters

3. Renewable Energy Systems:

   • Solar power systems
   • Wind power systems
   • Energy storage systems

Detailed and Complete Alternative Models

1. BQ2085DBT-V143G4
2. BQ2086DBT-V143G4
3. BQ2087DBT-V143G4
4. BQ2088DBT-V143G4

These alternative models offer similar functionality and features, providing flexibility in choosing the most suitable battery management IC for specific applications.

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