BQ25882YFFT - English Editing Encyclopedia Entry

Product Overview

Category

The BQ25882YFFT belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for managing power in electronic devices, such as smartphones, tablets, and other portable devices. It serves as a battery charger and power path management solution.

Characteristics

• Integrated circuit
• Power management functionality
• Battery charging capabilities
• Power path management
• Compact size
• High efficiency

Package

The BQ25882YFFT is available in a small form factor package, typically a 20-pin QFN (Quad Flat No-leads) package. This package offers ease of integration into various electronic devices.

Essence

The essence of the BQ25882YFFT lies in its ability to efficiently charge batteries while providing power path management. It ensures optimal power delivery and extends battery life.

Packaging/Quantity

The BQ25882YFFT is commonly packaged in reels or trays, depending on the manufacturer's specifications. The quantity per reel or tray may vary, but it is typically supplied in quantities suitable for mass production.

Specifications

• Input voltage range: 3.9V to 14V
• Output voltage range: 3.9V to 14V
• Charging current range: Up to 3A
• Efficiency: Up to 95%
• Operating temperature range: -40°C to 85°C
• Protection features: Overvoltage protection, overcurrent protection, thermal regulation, short-circuit protection

Detailed Pin Configuration

1. VIN: Input voltage pin
2. VBUS: USB input voltage pin
3. TS: Temperature sense pin
4. STAT: Status indication pin
5. ISET: Charging current setting pin
6. EN: Enable pin
7. PG: Power good indication pin
8. TS/DPDM: Temperature sense or DPDM (Differential Pair Detection Method) pin
9. SDA: I2C data pin
10. SCL: I2C clock pin
11. BAT: Battery voltage pin
12. SYS: System voltage pin
13. ILIM: Input current limit setting pin
14. INT: Interrupt pin
15. TS2: Second temperature sense pin
16. TS1: First temperature sense pin
17. SRN: Serial resistor network pin
18. VOUT: Output voltage pin
19. GND: Ground pin
20. NC: No connection pin

Functional Features

• Battery charging with high efficiency
• Power path management for simultaneous charging and discharging
• Dynamic power management for optimal power delivery
• Integrated protection features for safe operation
• I2C communication interface for configuration and monitoring

Advantages and Disadvantages

Advantages

• High charging efficiency ensures faster battery charging times.
• Power path management allows for uninterrupted device usage while charging.
• Compact size enables integration into small electronic devices.
• Integrated protection features safeguard against potential damage.
• I2C interface provides flexibility in configuration and monitoring.

Disadvantages

• Limited to specific applications requiring power management and battery charging functionality.
• Requires additional components for complete system integration.
• May have a learning curve for users unfamiliar with power management ICs.

Working Principles

The BQ25882YFFT operates by regulating the flow of power between the input source, battery, and the load (system). It employs a switching regulator to efficiently convert the input voltage to the desired output voltage for charging the battery. The power path management feature allows the device to simultaneously charge the battery and power the load, ensuring uninterrupted operation.

Detailed Application Field Plans

The BQ25882YFFT finds applications in various electronic devices, including: - Smartphones - Tablets - Portable media players - Wearable devices - Bluetooth headsets - Portable gaming consoles

Detailed and Complete Alternative Models

1. BQ25880YFFT
2. BQ25881YFFT
3. BQ25883YFFT
4. BQ25884YFFT
5. BQ25885YFFT

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

In conclusion, the BQ25882YFFT is a power management IC designed for efficient battery charging and power path management in electronic devices. Its compact size, high efficiency, and integrated protection features make it suitable for a wide range of applications.