BQ24707RGRR - English Editing Encyclopedia Entry

Product Overview

Category

The BQ24707RGRR belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for power management in electronic devices, providing efficient charging and system power delivery.

Characteristics

• High efficiency power conversion
• Advanced battery charging algorithms
• Comprehensive protection features
• Compact and versatile package design

Package

The BQ24707RGRR is available in a small outline package (SOP) with 20 pins. This package ensures easy integration into various electronic devices.

Essence

The essence of the BQ24707RGRR lies in its ability to efficiently manage power delivery and charging processes, ensuring optimal performance and safety for electronic devices.

Packaging/Quantity

The BQ24707RGRR is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input voltage range: 4.5V to 24V
• Output voltage range: 2.5V to 25.2V
• Maximum charging current: 8A
• Operating temperature range: -40°C to 85°C
• Integrated protection features: overvoltage, overcurrent, and overtemperature protection

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. ACOK: AC adapter present output pin
4. ACIN: AC adapter input voltage pin
5. TS: Thermistor input pin for temperature monitoring
6. BAT: Battery voltage sense pin
7. SRN: System reset output pin
8. SDA: I2C data pin
9. SCL: I2C clock pin
10. INT: Interrupt output pin
11. VDD: Power supply pin for internal circuitry
12. BATFET: Battery FET control pin
13. TS1/TS2: Thermistor input pins for temperature monitoring
14. ISET: Charging current setting pin
15. STAT: Status output pin
16. SRP: System reset input pin
17. SDA: I2C data pin
18. SCL: I2C clock pin
19. VSS: Ground pin
20. VDD: Power supply pin for internal circuitry

Functional Features

• Dynamic power path management
• Input current limit regulation
• Charge termination and safety timers
• Battery temperature monitoring and protection
• I2C communication interface for configuration and monitoring

Advantages and Disadvantages

Advantages

• High efficiency power conversion reduces energy waste
• Comprehensive protection features ensure device and battery safety
• Flexible charging algorithms support various battery chemistries
• Compact package design allows for easy integration into devices

Disadvantages

• Limited maximum charging current may not be suitable for high-power devices
• Requires external components for complete power management solution

Working Principles

The BQ24707RGRR operates by regulating the power flow between the input source (AC adapter) and the output load (battery and system). It dynamically manages the power path to prioritize charging the battery while simultaneously supplying power to the system. The integrated charging algorithms optimize the charging process based on the battery chemistry and condition, ensuring efficient and safe charging.

Detailed Application Field Plans

The BQ24707RGRR is widely used in various electronic devices that require efficient power management and battery charging. Some common application fields include:

1. Laptops and notebooks
2. Tablets and smartphones
3. Portable gaming devices
4. Power banks and portable chargers
5. Industrial equipment and instrumentation

Detailed and Complete Alternative Models

1. BQ24707RGRT: Similar to BQ24707RGRR, but available in a different package (tape and reel).
2. BQ24708RGRR: Upgraded version with higher maximum charging current (10A) and additional features.
3. BQ24709RGRR: Enhanced model with extended input voltage range and improved thermal management.

These alternative models offer similar functionality and can be considered as alternatives based on specific requirements and availability.

In conclusion, the BQ24707RGRR is a power management IC that provides efficient charging and power delivery for electronic devices. Its compact design, comprehensive protection features, and advanced algorithms make it suitable for various applications. However, its limited charging current and external component requirement should be taken into consideration.