BQ24210DQCT

Product Overview

Category

The BQ24210DQCT belongs to the category of battery management and charging integrated circuits.

Use

It is used for managing and charging single-cell Li-ion or Li-polymer batteries in a wide range of portable applications.

Characteristics

• Input Voltage Range: 4.5V to 6.5V
• Charge Voltage: 4.2V
• Charge Current: Up to 1A
• Integrated Power FETs
• Thermal Regulation and Protection
• Status Indication Outputs

Package

The BQ24210DQCT comes in a small 10-pin VSON package, making it suitable for space-constrained designs.

Essence

This IC provides a compact and efficient solution for charging single-cell batteries in portable devices.

Packaging/Quantity

The BQ24210DQCT is typically available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 6.5V
• Pre-Qualification Current: 20µA
• Charge Voltage: 4.2V
• Charge Current: Up to 1A
• Termination Current: 10% of the programmed current
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The detailed pin configuration of the BQ24210DQCT is as follows: 1. VIN (Input Voltage) 2. TS (Thermal Sense) 3. PROG (Charge Current Programming) 4. STAT (Status Indication) 5. CE (Charge Enable) 6. BAT (Battery Connection) 7. SYS (System Connection) 8. PG (Power Good) 9. GND (Ground) 10. ILIM (Input Current Limit)

Functional Features

• Integrated Power FETs for Charging
• Thermal Regulation and Protection
• Charge Status Indication
• Programmable Charge Current
• Automatic Recharge

Advantages and Disadvantages

Advantages

• Compact Size
• Efficient Charging
• Integrated Protection Features
• Wide Input Voltage Range

Disadvantages

• Limited to Single-Cell Battery Management
• Maximum Charge Current of 1A

Working Principles

The BQ24210DQCT operates by regulating the input voltage to charge the connected single-cell battery. It monitors the battery temperature and adjusts the charging current accordingly. The integrated power FETs ensure efficient power transfer during the charging process.

Detailed Application Field Plans

The BQ24210DQCT is well-suited for various portable applications such as smartphones, tablets, portable media players, and handheld devices where single-cell Li-ion or Li-polymer batteries are used. Its compact size and efficient charging make it ideal for space-constrained designs.

Detailed and Complete Alternative Models

Some alternative models to the BQ24210DQCT include the BQ24075, BQ24074, and BQ24032, which offer similar functionality and features for single-cell battery management and charging applications.

In conclusion, the BQ24210DQCT is a versatile and efficient battery management and charging IC suitable for a wide range of portable applications, offering compact size, integrated protection features, and programmable charge current capabilities.

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