BQ2002ESNTR

Product Overview

Category

BQ2002ESNTR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for battery charging applications.

Characteristics

• BQ2002ESNTR is a highly efficient and reliable charging solution.
• It offers advanced features for optimal battery performance.
• The IC is designed to ensure safe and fast charging.

Package

BQ2002ESNTR is available in a small outline transistor (SOT) package.

Essence

The essence of BQ2002ESNTR lies in its ability to efficiently charge batteries while ensuring their longevity and safety.

Packaging/Quantity

This IC is typically packaged in reels, with each reel containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 4.5V - 26V
• Charging Current Range: 50mA - 1.5A
• Operating Temperature Range: -40°C to +85°C
• Integrated Safety Features: Overvoltage protection, overcurrent protection, thermal shutdown

Detailed Pin Configuration

The BQ2002ESNTR IC has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. BAT: Battery connection
4. PROG: Programming pin for setting charging parameters
5. STAT: Status output pin
6. TEMP: Temperature sensing pin
7. TS: Thermistor connection for temperature monitoring
8. NC: No connection (unused pin)

Functional Features

• Constant current and constant voltage charging modes
• Automatic detection of battery voltage and capacity
• Temperature monitoring for safe charging
• Programmable charging parameters for customization
• LED status indication for easy monitoring

Advantages and Disadvantages

Advantages

• High charging efficiency leads to reduced charging time.
• Integrated safety features protect the battery from damage.
• Customizable charging parameters for different battery types.
• LED status indication allows for easy monitoring.

Disadvantages

• Limited input voltage range may restrict compatibility with certain power sources.
• The IC's small package size may require additional external components for proper heat dissipation.

Working Principles

BQ2002ESNTR operates based on a constant current and constant voltage charging algorithm. It automatically detects the battery voltage and capacity, and adjusts the charging parameters accordingly. The IC also monitors the battery temperature through the thermistor connection to ensure safe charging.

Detailed Application Field Plans

BQ2002ESNTR finds applications in various fields, including: 1. Portable electronic devices (e.g., smartphones, tablets) 2. Power banks 3. Electric vehicles 4. Medical devices 5. Industrial equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to BQ2002ESNTR are: 1. BQ2000ESNTR 2. BQ2001ESNTR 3. BQ2003ESNTR 4. BQ2004ESNTR 5. BQ2005ESNTR

These models offer similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, BQ2002ESNTR is a highly efficient and reliable integrated circuit designed for battery charging applications. Its advanced features, customizable parameters, and safety mechanisms make it suitable for various industries. However, its limited input voltage range and small package size should be taken into consideration when selecting this IC.