BQ771602DPJT - English Editing Encyclopedia Entry

Product Overview

Category

BQ771602DPJT belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for battery management in electronic devices.

Characteristics

• Integrated circuit designed for battery management
• Provides various features for efficient power management
• Optimizes battery charging and discharging processes
• Monitors battery status and provides protection mechanisms

Package

BQ771602DPJT comes in a compact package suitable for surface mount technology (SMT) applications.

Essence

The essence of this product lies in its ability to effectively manage and protect batteries, ensuring optimal performance and longevity.

Packaging/Quantity

BQ771602DPJT is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Number of Pins: 20
• Communication Interface: I2C
• Battery Chemistry Compatibility: Li-Ion, Li-Polymer, NiMH, etc.
• Protection Features: Overvoltage, undervoltage, overcurrent, short circuit, thermal shutdown, etc.

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground reference
3. SDA: I2C data line
4. SCL: I2C clock line
5. BAT: Battery connection
6. PROTECT: Battery protection control
7. ALERT: Interrupt output
8. TEMP: Temperature sensing input
9. VSS: Negative voltage supply
10. VREF: Reference voltage output
11. TS1: Thermistor input 1
12. TS2: Thermistor input 2
13. TS3: Thermistor input 3
14. TS4: Thermistor input 4
15. TS5: Thermistor input 5
16. TS6: Thermistor input 6
17. TS7: Thermistor input 7
18. TS8: Thermistor input 8
19. TS9: Thermistor input 9
20. TS10: Thermistor input 10

Functional Features

• Battery voltage monitoring and regulation
• Charging and discharging control
• Temperature sensing and protection
• Overcurrent and short circuit protection
• Communication interface for system integration
• Interrupt output for status indication

Advantages and Disadvantages

Advantages

• Efficient battery management for improved performance
• Comprehensive protection mechanisms for enhanced safety
• Flexible compatibility with various battery chemistries
• Compact size suitable for space-constrained applications
• Integration of multiple functions reduces external component count

Disadvantages

• Requires I2C communication interface support in the system
• Limited to specific battery chemistry compatibility
• May require additional external components for certain applications

Working Principles

BQ771602DPJT operates by continuously monitoring the battery voltage, temperature, and current. It regulates the charging and discharging processes to ensure optimal battery performance and longevity. The IC also provides various protection mechanisms to prevent overvoltage, undervoltage, overcurrent, and short circuits, thereby safeguarding the battery and the connected electronic device.

Detailed Application Field Plans

The BQ771602DPJT is widely used in various portable electronic devices, such as smartphones, tablets, laptops, digital cameras, and portable gaming consoles. It finds application in electric vehicles, power banks, and other battery-powered systems where efficient battery management is crucial.

Detailed and Complete Alternative Models

1. BQ771601DPJT: Similar to BQ771602DPJT with minor variations in specifications.
2. BQ771603DPJT: Higher-end model with additional features and expanded compatibility.
3. BQ771604DPJT: Lower-cost variant with reduced functionality but suitable for basic battery management requirements.

These alternative models offer different options based on specific application needs, budget constraints, and desired features.

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