BQ27532YZFR-G1

Product Overview

Category

BQ27532YZFR-G1 belongs to the category of integrated circuits (ICs) specifically designed for battery management.

Use

This product is primarily used for monitoring and controlling the performance of rechargeable batteries in various electronic devices.

Characteristics

• Integrated circuit for battery management
• Monitors battery voltage, current, temperature, and capacity
• Provides accurate fuel gauge information
• Enables battery protection and safety features

Package

BQ27532YZFR-G1 is available in a small form factor package, typically a 20-pin QFN (Quad Flat No-Lead) package.

Essence

The essence of BQ27532YZFR-G1 lies in its ability to accurately measure and report battery parameters, ensuring optimal performance and safety.

Packaging/Quantity

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

Specifications

• Operating Voltage: 2.7V to 4.8V
• Battery Capacity Measurement Range: 0mAh to 65535mAh
• Temperature Measurement Range: -40°C to +85°C
• Communication Interface: I2C (Inter-Integrated Circuit)
• Dimensions: 3mm x 3mm x 0.75mm

Detailed Pin Configuration

1. VSS - Ground
2. SDA - I2C Serial Data
3. SCL - I2C Serial Clock
4. ALERT - Interrupt Output
5. TS - Thermistor Input
6. BAT - Battery Voltage Input
7. SRP - System Reset Output
8. VDD - Power Supply
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 fuel gauge reporting
• Battery voltage and current monitoring
• Temperature measurement for thermal management
• Overvoltage and undervoltage protection
• Overcurrent protection
• Battery authentication and security features

Advantages and Disadvantages

Advantages

• Accurate battery capacity measurement
• Enhanced battery safety through protection features
• Compact form factor for space-constrained applications
• Reliable performance in a wide temperature range

Disadvantages

• Limited compatibility with certain battery chemistries
• Requires I2C communication interface support in the host device
• Relatively higher cost compared to simpler battery management solutions

Working Principles

BQ27532YZFR-G1 operates by continuously monitoring the battery voltage, current, and temperature using its integrated sensing circuitry. It utilizes advanced algorithms to accurately estimate the remaining battery capacity and provide real-time fuel gauge information. The IC also incorporates various protection mechanisms to prevent overcharging, overdischarging, and excessive current flow.

Detailed Application Field Plans

BQ27532YZFR-G1 finds application in a wide range of electronic devices that rely on rechargeable batteries. Some notable application fields include:

1. Smartphones and tablets
2. Laptops and notebooks
3. Portable medical devices
4. Wearable electronics
5. Electric vehicles

Detailed and Complete Alternative Models

1. BQ27441-G1: Similar functionality with enhanced power management features.
2. BQ27742-G1: Higher capacity measurement range and extended temperature range.
3. BQ76952: Battery management IC with additional cell balancing capabilities.

These alternative models offer similar functionalities to BQ27532YZFR-G1 while catering to specific requirements and preferences of different applications.

Word count: 529 words