BQ2084DBTR-V143G4

Product Overview

Category

BQ2084DBTR-V143G4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in battery management systems (BMS) for monitoring and controlling rechargeable batteries.

Characteristics

• Integrated circuit designed for battery management
• Monitors battery voltage, current, temperature, and state of charge
• Controls charging and discharging processes
• Provides protection against overcharging, over-discharging, and over-temperature conditions

Package

BQ2084DBTR-V143G4 is available in a small outline transistor (SOT) package.

Essence

The essence of this product lies in its ability to accurately monitor and control the performance of rechargeable batteries, ensuring their safe and efficient operation.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Operating Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C
• Battery Voltage Measurement Range: 0V to 5V
• Battery Current Measurement Range: -10A to +10A
• State of Charge Measurement Resolution: 1%
• Overvoltage Protection Threshold: 4.35V
• Undervoltage Protection Threshold: 2.5V
• Overcurrent Protection Threshold: ±12A
• Over-temperature Protection Threshold: 60°C

Detailed Pin Configuration

1. VSS: Ground
2. SDA: I2C Data Line
3. SCL: I2C Clock Line
4. ALERT: Interrupt Output
5. VDD: Power Supply
6. TS: Temperature Sense Input
7. BAT: Battery Voltage Sense Input
8. CC: Charge Current Sense Input

Functional Features

• Accurate monitoring of battery voltage, current, temperature, and state of charge
• Real-time control of charging and discharging processes
• Protection against overcharging, over-discharging, and over-temperature conditions
• I2C communication interface for easy integration with microcontrollers or other devices
• Interrupt output for timely notification of critical events

Advantages

• Precise battery management ensures optimal performance and extends battery life.
• Comprehensive protection features safeguard the battery from potential damage.
• Integration with microcontrollers allows for seamless system-level control and monitoring.
• Compact package size enables space-efficient designs.

Disadvantages

• Limited operating voltage range may restrict compatibility with certain battery types.
• Temperature range limitations may pose challenges in extreme environments.
• Requires additional external components for complete battery management system implementation.

Working Principles

BQ2084DBTR-V143G4 operates by continuously measuring the battery voltage, current, and temperature using dedicated input pins. It utilizes an internal algorithm to calculate the state of charge based on these measurements. The IC also controls the charging and discharging processes by regulating the charge current and monitoring the battery voltage. In case of abnormal conditions such as overcharging, over-discharging, or over-temperature, the IC triggers appropriate protection mechanisms to prevent damage to the battery.

Detailed Application Field Plans

This product finds extensive application in various fields, including: 1. Electric vehicles (EVs) and hybrid electric vehicles (HEVs) 2. Portable electronic devices such as smartphones and tablets 3. Renewable energy systems utilizing rechargeable batteries 4. Industrial equipment powered by batteries 5. Medical devices relying on battery power

Detailed and Complete Alternative Models

1. BQ2083DBTR-V143G4
2. BQ2085DBTR-V143G4
3. BQ2086DBTR-V143G4
4. BQ2087DBTR-V143G4
5. BQ2088DBTR-V143G4

These alternative models offer similar functionality and features, providing options for different system requirements and design considerations.

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