BQ2084RTTT-V140G4

Product Overview

Category

BQ2084RTTT-V140G4 belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• BQ2084RTTT-V140G4 is a highly efficient and reliable battery management IC.
• It offers advanced features for accurate monitoring and control of battery parameters.
• The IC ensures optimal charging and discharging cycles, prolonging battery life.
• It provides protection against overcharging, over-discharging, and short circuits.
• BQ2084RTTT-V140G4 supports communication protocols such as SMBus and I2C.

Package

The BQ2084RTTT-V140G4 IC is available in a compact and durable package.

Essence

The essence of BQ2084RTTT-V140G4 lies in its ability to effectively manage and optimize battery performance in electronic devices.

Packaging/Quantity

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

Specifications

• Input Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: SMBus/I2C
• Battery Capacity Measurement Accuracy: ±1%
• Overvoltage Protection Threshold: 4.35V
• Undervoltage Protection Threshold: 2.5V
• Charge Current Limit: 2A
• Discharge Current Limit: 4A

Detailed Pin Configuration

The BQ2084RTTT-V140G4 IC has the following pin configuration:

1. VSS - Ground
2. SDA - Serial Data Line
3. SCL - Serial Clock Line
4. ALERT - Interrupt Output
5. VDD - Power Supply
6. TS1 - Temperature Sense Input 1
7. TS2 - Temperature Sense Input 2
8. BAT - Battery Voltage Input
9. PACK+ - Positive Terminal of Battery Pack
10. PACK- - Negative Terminal of Battery Pack

Functional Features

• Accurate battery voltage and temperature monitoring.
• Real-time capacity estimation and fuel gauge functionality.
• Overvoltage and undervoltage protection for safe battery operation.
• Charge and discharge current control for optimal battery performance.
• Communication interface for seamless integration with host systems.

Advantages and Disadvantages

Advantages

• Precise battery management ensures longer battery life.
• Comprehensive protection mechanisms enhance safety.
• Compatibility with popular communication protocols simplifies integration.
• Efficient charge and discharge control optimizes battery performance.

Disadvantages

• Limited compatibility with certain battery chemistries.
• Relatively higher cost compared to some alternative models.
• Requires additional external components for full functionality.

Working Principles

BQ2084RTTT-V140G4 operates by continuously monitoring the battery voltage, temperature, and current. It uses this information to estimate the remaining battery capacity accurately. The IC also controls the charging and discharging processes to ensure optimal performance and prevent any potential damage to the battery. Through its communication interface, it provides real-time data to the host system for monitoring and control purposes.

Detailed Application Field Plans

The BQ2084RTTT-V140G4 IC finds applications in various electronic devices that rely on rechargeable batteries. Some common application fields include:

1. Portable consumer electronics (e.g., smartphones, tablets, laptops)
2. Electric vehicles and hybrid electric vehicles
3. Power tools and cordless equipment
4. Medical devices and healthcare equipment
5. Energy storage systems

Detailed and Complete Alternative Models

1. BQ20Z80DBTR-V150G4
2. BQ40Z50-R1
3. MAX17055
4. LTC2945
5. DS2786

These alternative models offer similar battery management functionalities and can be considered as alternatives to BQ2084RTTT-V140G4.

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