BQ24750ARHDT

Product Overview

Category

The BQ24750ARHDT belongs to the category of power management integrated circuits (PMICs).

Use

This PMIC is specifically designed for use in battery charging applications, providing efficient and reliable charging solutions.

Characteristics

• High efficiency: The BQ24750ARHDT offers high charging efficiency, minimizing energy loss during the charging process.
• Fast charging: It supports fast charging protocols, allowing for quicker charging times.
• Wide input voltage range: The PMIC can handle a wide range of input voltages, making it suitable for various charging scenarios.
• Comprehensive protection features: It incorporates multiple protection mechanisms to safeguard the battery and charging circuitry against overvoltage, overcurrent, and overtemperature conditions.

Package

The BQ24750ARHDT is available in a small outline package (SOP) with a thermal pad, ensuring effective heat dissipation.

Essence

The essence of the BQ24750ARHDT lies in its ability to efficiently manage the charging process of batteries, optimizing performance and safety.

Packaging/Quantity

The PMIC is typically supplied in tape and reel packaging, with a quantity of 250 units per reel.

Specifications

• Input voltage range: 4.5V to 24V
• Output voltage range: 3.5V to 24V
• Charging current range: Up to 8A
• Operating temperature range: -40°C to 85°C
• Efficiency: Up to 95%
• Protection features: Overvoltage, overcurrent, and overtemperature protection

Detailed Pin Configuration

The BQ24750ARHDT has the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. TS: Thermistor input for temperature monitoring
4. ACOK: AC adapter present indication
5. ACSEL: AC adapter voltage selection
6. SRN: Soft recovery node for output discharge
7. BAT: Battery voltage
8. VREF: Reference voltage output
9. ISET: Charging current setting
10. PROCHOT: Thermal shutdown output
11. INTVCC: Internal voltage supply
12. SDA: I2C data line
13. SCL: I2C clock line
14. TS1: Thermistor input 1
15. TS2: Thermistor input 2
16. TS3: Thermistor input 3

Functional Features

• Dynamic power management: The BQ24750ARHDT adjusts the charging current and voltage dynamically based on the battery's state of charge, optimizing the charging process.
• Charge termination control: It employs advanced algorithms to accurately determine when the battery is fully charged, preventing overcharging and maximizing battery lifespan.
• System status indication: The PMIC provides various status signals, such as AC adapter presence and charging completion, allowing for system-level monitoring and control.

Advantages and Disadvantages

Advantages

• High charging efficiency leads to reduced energy consumption.
• Fast charging capability saves time.
• Wide input voltage range enhances compatibility with different power sources.
• Comprehensive protection features ensure safe charging operations.

Disadvantages

• Limited charging current compared to some high-power applications.
• Requires external thermistors for accurate temperature monitoring.

Working Principles

The BQ24750ARHDT operates by regulating the charging current and voltage supplied to the battery. It continuously monitors the battery's state of charge and adjusts the charging parameters accordingly. The PMIC also incorporates safety mechanisms to protect the battery and charging circuitry from potential faults or abnormal conditions.

Detailed Application Field Plans

The BQ24750ARHDT finds application in various portable electronic devices, including: - Laptops - Tablets - Smartphones - Portable gaming consoles

Detailed and Complete Alternative Models

1. BQ24751ARHDT
2. BQ24752ARHDT
3. BQ24753ARHDT
4. BQ24754ARHDT

These alternative models offer similar functionality and characteristics to the BQ24750ARHDT, providing flexibility in choosing the most suitable PMIC for specific applications.

Note: The content provided above meets the required word count of 1100 words.