BQ24262RGER

Product Overview

Category

BQ24262RGER belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.

Use

This product is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices to efficiently charge lithium-ion batteries.

Characteristics

• High efficiency: The BQ24262RGER incorporates advanced charging algorithms that optimize power transfer efficiency.
• Fast charging: It supports various fast charging protocols, enabling quick charging of compatible devices.
• Safety features: The IC includes built-in protection mechanisms to prevent overcharging, overvoltage, and overheating, ensuring safe charging operations.
• Compact package: The BQ24262RGER is available in a small form factor package, making it suitable for space-constrained designs.
• Low standby current: It consumes minimal power when not actively charging, enhancing overall energy efficiency.

Package and Quantity

The BQ24262RGER is typically packaged in a small outline integrated circuit (SOIC) package. It is supplied in reels or tubes, with a standard quantity of 2500 units per reel.

Specifications

• Input voltage range: 4.35V to 6.45V
• Charging voltage range: 3.5V to 4.44V
• Maximum charging current: 2A
• Operating temperature range: -40°C to +85°C
• Standby current: <10µA

Pin Configuration

The BQ24262RGER has a total of 20 pins, each serving a specific function. Here is a detailed pin configuration:

1. VBUS: Input voltage from the USB port
2. AC/DPDM: Detection pin for determining the type of charger connected
3. AC/DPDP: Detection pin for determining the type of charger connected
4. TS: Temperature sense input
5. ISET: Charging current setting pin
6. STAT1: Status output pin
7. STAT2: Status output pin
8. PG: Power good output pin
9. INT: Interrupt output pin
10. TS/DP: Temperature sense or D+ data line
11. TS/DM: Temperature sense or D- data line
12. VSS: Ground reference
13. VSS: Ground reference
14. VSS: Ground reference
15. VSS: Ground reference
16. VBAT: Battery voltage output
17. VBUS: Input voltage from the USB port
18. VDD: Supply voltage for internal circuitry
19. VDD: Supply voltage for internal circuitry
20. VDD: Supply voltage for internal circuitry

Functional Features

The BQ24262RGER offers several functional features that enhance its performance and usability:

• Automatic input source detection: The IC can detect whether a USB charger or an adapter is connected, allowing it to adjust charging parameters accordingly.
• Dynamic power management: It optimizes power delivery based on the battery's state of charge and the device's power requirements, ensuring efficient charging without overloading the power source.
• Thermal regulation: The BQ24262RGER incorporates thermal protection mechanisms to prevent overheating during charging, safeguarding both the battery and the device.
• Charge termination: The IC employs advanced algorithms to accurately determine when the battery is fully charged, automatically terminating the charging process to prevent overcharging.

Advantages and Disadvantages

Advantages

• High charging efficiency leads to reduced charging times.
• Compatibility with various fast charging protocols allows for faster charging of compatible devices.
• Built-in safety features protect the battery and the device from potential damage.
• Compact package size enables integration into space-constrained designs.
• Low standby current minimizes power consumption during idle periods.

Disadvantages

• Limited maximum charging current may not be suitable for devices with high-capacity batteries.
• Lack of support for certain proprietary fast charging protocols may limit compatibility with specific devices.

Working Principles

The BQ24262RGER operates based on a switching regulator architecture. It converts the input voltage from the USB port or adapter to a regulated charging voltage suitable for the connected lithium-ion battery. The IC continuously monitors the battery's state of charge and adjusts the charging parameters accordingly to ensure optimal charging efficiency and safety.

Detailed Application Field Plans

The BQ24262RGER is widely used in various portable electronic devices, including but not limited to: - Smartphones - Tablets - Wearable devices (smartwatches, fitness trackers) - Portable gaming consoles - Bluetooth headphones

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the BQ24262RGER include: - BQ24263RGER - BQ24264RGER - BQ24265RGER - BQ24266RGER

These alternative models are part of the same product family and