BQ24006PWPR

Product Overview

Category

BQ24006PWPR belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.

Use

This product is primarily used for charging single-cell lithium-ion or lithium-polymer batteries in portable electronic devices such as smartphones, tablets, and wearable devices.

Characteristics

• Input voltage range: 4.35V to 6.45V
• Output voltage range: 3.5V to 4.44V
• Charging current: Up to 1A
• Programmable charge termination current
• Integrated power FET
• Thermal regulation and protection
• Small form factor package

Package

BQ24006PWPR is available in a small 20-pin HTSSOP package, which ensures efficient heat dissipation during operation.

Essence

The essence of BQ24006PWPR lies in its ability to provide a reliable and efficient charging solution for single-cell lithium-ion or lithium-polymer batteries, ensuring optimal performance and safety.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 4.35V to 6.45V
• Output Voltage Range: 3.5V to 4.44V
• Charging Current: Up to 1A
• Charge Termination Current: Programmable
• Operating Temperature Range: -40°C to +85°C
• Package Type: HTSSOP-20

Detailed Pin Configuration

1. VBUS: Input voltage from USB port
2. AC/DC: Input voltage from AC adapter
3. STAT: Status output pin
4. PG: Power good output pin
5. CE: Charge enable input pin
6. TS: Thermistor input pin
7. SRN: Sense resistor negative terminal
8. SRP: Sense resistor positive terminal
9. VSS: Ground
10. BAT: Battery connection
11. ISET: Charge current setting pin
12. PROG: Charge termination current programming pin
13. TS/NTC: Thermistor or NTC thermistor input
14. VREF: Reference voltage output
15. SDA: I2C data input/output
16. SCL: I2C clock input
17. INT: Interrupt output pin
18. VDD: Supply voltage
19. NC: No connect
20. NC: No connect

Functional Features

• Integrated power FET for efficient charging
• Programmable charge termination current for flexibility
• Thermal regulation and protection to prevent overheating
• Status and power good outputs for monitoring charging status
• I2C interface for advanced control and monitoring capabilities
• Low quiescent current in standby mode for power efficiency

Advantages and Disadvantages

Advantages

• Efficient charging with integrated power FET
• Flexibility in charge termination current programming
• Thermal regulation ensures safe operation
• Advanced control and monitoring capabilities through I2C interface
• Low standby power consumption

Disadvantages

• Limited to single-cell lithium-ion or lithium-polymer battery charging applications
• Requires additional external components for complete charging solution

Working Principles

BQ24006PWPR operates by regulating the charging process of a single-cell lithium-ion or lithium-polymer battery. It utilizes an integrated power FET to control the charging current and voltage, ensuring optimal charging conditions. The charge termination current can be programmed to suit specific battery requirements. Thermal regulation protects the device from overheating, enhancing safety during charging.

Detailed Application Field Plans

BQ24006PWPR finds extensive application in various portable electronic devices, including: - Smartphones - Tablets - Wearable devices - Portable media players - Bluetooth headsets

Detailed and Complete Alternative Models

1. BQ24006PWR: Similar to BQ24006PWPR but without the I2C interface.
2. BQ24007PWPR: Enhanced version with additional features such as battery temperature monitoring and protection.

These alternative models provide similar functionality and can be considered based on specific application requirements.

In conclusion, BQ24006PWPR is a versatile integrated circuit designed for efficient charging of single-cell lithium-ion or lithium-polymer batteries in portable electronic devices. Its programmable charge termination current, thermal regulation, and advanced control features make it an ideal choice for various applications.