BQ24266RGET

Product Overview

Use

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

Characteristics

High efficiency: BQ24266RGET incorporates advanced charging algorithms and power management techniques to maximize charging efficiency.
Fast charging: It supports fast charging protocols, enabling rapid charging of compatible devices.
Compact package: The IC comes in a small form factor package, making it suitable for space-constrained designs.
Integrated protection features: BQ24266RGET includes built-in safety mechanisms to prevent overcharging, overvoltage, and overcurrent conditions, ensuring safe and reliable charging.

Package and Quantity

BQ24266RGET is available in a small 24-pin QFN (Quad Flat No-Lead) package. It is typically sold in reels containing a specified quantity, usually around 2500 units per reel.

Specifications

Input voltage range: 4.35V - 6.45V
Charging current range: 500mA - 3000mA
Output voltage range: 3.5V - 4.44V
Operating temperature range: -40°C to +85°C
Efficiency: Up to 95%
Charging termination methods: Constant voltage, constant current, and timer termination

Pin Configuration

The BQ24266RGET IC has a total of 24 pins. Here is a detailed pin configuration:

VIN: Input voltage pin
VBUS: USB input voltage pin
ISET: Charging current setting pin
TS: Temperature sense pin
STAT: Status output pin
PG: Power good output pin
CE: Charge enable input pin
SDA: I2C data pin
SCL: I2C clock pin
TS/NTC: Temperature sense or NTC thermistor input pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin
VSSOP: Ground pin

Functional Features

Input voltage regulation and protection
Battery charging with thermal regulation
Dynamic power management
USB detection and enumeration
Charging status indication
Fault detection and protection mechanisms

Advantages and Disadvantages

Advantages

High charging efficiency leads to reduced charging time.
Fast charging support enables quick battery top-ups.
Integrated protection features ensure safe charging.
Compact package size allows for flexible design integration.

Disadvantages

Limited compatibility with certain charging protocols.
Higher cost compared to some alternative models.
Requires additional external components for full functionality.

Working Principles

BQ24266RGET operates by regulating the input voltage, monitoring the battery's state, and adjusting the charging current accordingly. It employs a combination of constant voltage, constant current, and timer termination methods to ensure optimal charging performance while protecting the battery from overcharging and other potential hazards.

Detailed Application Field Plans

BQ24266RGET finds extensive application in various portable electronic devices, including but not limited to: - Smartphones - Tablets - Wearable devices (smartwatches, fitness trackers) - Portable gaming consoles - Bluetooth headphones and speakers

Detailed and Complete Alternative Models

BQ24296RGET: Similar functionality with additional USB Type-C support.
BQ24250YFFT: Lower cost alternative with reduced charging current range.
BQ24075RGTT: Basic battery charger IC with fewer features but lower price.

These alternative models offer different trade-offs in terms of functionality, cost, and compatibility, allowing designers to choose the most suitable option for their specific requirements.

In conclusion, BQ24266RGET is a highly efficient integrated circuit designed for battery charging applications in portable electronic devices. Its compact package, advanced features, and safety mechanisms make it a popular choice among device manufacturers. With its wide range of applications and availability of alternative models, BQ24266RGET offers flexibility and customization options for various design needs.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BQ24266RGET v technických řešeních

Sure! Here are 10 common questions and answers related to the application of BQ24266RGET in technical solutions:

Q: What is the BQ24266RGET? A: The BQ24266RGET is a highly integrated single-cell Li-Ion battery charger with power path management for portable applications.
Q: What is power path management? A: Power path management allows simultaneous charging of the battery and powering the system from a USB port or an adapter.
Q: What is the input voltage range supported by the BQ24266RGET? A: The BQ24266RGET supports an input voltage range of 4.35V to 6.45V.
Q: What is the maximum charge current supported by the BQ24266RGET? A: The BQ24266RGET supports a maximum charge current of 2A.
Q: Can the BQ24266RGET charge different types of batteries? A: No, the BQ24266RGET is specifically designed for single-cell Li-Ion batteries.
Q: Does the BQ24266RGET have overvoltage protection? A: Yes, the BQ24266RGET has built-in overvoltage protection to prevent damage to the battery.
Q: Is the BQ24266RGET compatible with USB Type-C? A: Yes, the BQ24266RGET is compatible with USB Type-C as long as the voltage and current requirements are within its specifications.
Q: Does the BQ24266RGET support thermal regulation? A: Yes, the BQ24266RGET has a built-in thermal regulation feature to prevent overheating during charging.
Q: Can the BQ24266RGET be used in portable devices with low power consumption? A: Yes, the BQ24266RGET is suitable for portable devices with low power consumption as it provides efficient charging and power management.
Q: Are there any evaluation modules or reference designs available for the BQ24266RGET? A: Yes, Texas Instruments provides evaluation modules and reference designs to help developers quickly integrate the BQ24266RGET into their applications.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.