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BQ24260RGET
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BQ24260RGET

Product Overview

Category

BQ24260RGET 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

  • Integrated power FETs (field-effect transistors) for efficient charging
  • Support for various charging modes: linear, switch-mode, and USB OTG (On-The-Go)
  • Programmable charge current and voltage
  • Thermal regulation and protection features
  • Wide input voltage range for versatile applications

Package

BQ24260RGET is available in a small 24-pin QFN (Quad Flat No-leads) package, which ensures compactness and ease of integration into electronic devices.

Essence

The essence of BQ24260RGET lies in its ability to provide safe and efficient charging solutions for lithium-ion or lithium-polymer batteries, ensuring optimal performance and extended battery life.

Packaging/Quantity

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

Specifications

  • Input Voltage Range: 3.9V to 6.45V
  • Charge Voltage Range: 3.5V to 4.44V
  • Charge Current Range: 128mA to 2048mA
  • Operating Temperature Range: -40°C to +85°C
  • Efficiency: Up to 92%
  • Standby Current: < 100µA

Detailed Pin Configuration

  1. VBUS: Input voltage from USB port
  2. AC/DC: Input voltage from AC adapter
  3. TS: Thermistor input for temperature monitoring
  4. STAT: Status output pin
  5. PG: Power good output pin
  6. ISET: Charge current programming pin
  7. EN2: Enable input for switch-mode charging
  8. EN1: Enable input for linear charging
  9. BAT: Battery voltage sense input
  10. SYS: System voltage sense input
  11. SRN: Suspend input for USB OTG mode
  12. ILIM: Input current limit programming pin
  13. TS/NTC: Thermistor or NTC input for temperature monitoring
  14. GND: Ground reference
  15. VREG: Regulated output voltage
  16. VBUS_STAT: USB input status indication
  17. INT: Interrupt output pin
  18. SDA: I2C data line
  19. SCL: I2C clock line
  20. TS2: Second thermistor input
  21. TS1: First thermistor input
  22. TS3: Third thermistor input
  23. TS4: Fourth thermistor input
  24. VDD: Power supply voltage

Functional Features

  • Integrated power FETs for efficient charging and reduced external component count
  • Programmable charge current and voltage to accommodate various battery types and capacities
  • Thermal regulation and protection mechanisms to prevent overheating and ensure safe operation
  • Support for multiple charging modes, including linear, switch-mode, and USB OTG
  • Comprehensive status and interrupt outputs for system monitoring and control

Advantages and Disadvantages

Advantages

  • High charging efficiency leads to faster charging times
  • Wide input voltage range allows compatibility with different power sources
  • Programmable charge parameters offer flexibility for diverse battery requirements
  • Compact package enables space-saving integration in portable devices

Disadvantages

  • Limited to single-cell battery charging applications
  • Requires additional external components for complete charging circuit implementation

Working Principles

BQ24260RGET operates by regulating the charging current and voltage based on the programmed parameters. It utilizes integrated power FETs to efficiently transfer power from the input source to the battery. The device incorporates thermal regulation and protection features to prevent excessive heating during charging. It supports various charging modes, allowing flexibility in different application scenarios.

Detailed Application Field Plans

BQ24260RGET finds extensive use in a wide range of portable electronic devices, including smartphones, tablets, smartwatches, fitness trackers, and wireless earbuds. Its ability to provide efficient and safe charging for lithium-ion or lithium-polymer batteries makes it an ideal choice for manufacturers aiming to enhance the battery performance and user experience of their products.

Detailed and Complete Alternative Models

  • BQ24250YFFT
  • BQ24251YFFR
  • BQ24252YFFR
  • BQ24253YFFR
  • BQ24254YFFR

These alternative models offer similar functionality and characteristics to BQ24260RGET, providing manufacturers with options that suit their specific requirements.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng BQ24260RGET trong giải pháp kỹ thuật

Sure! Here are 10 common questions and answers related to the application of BQ24260RGET in technical solutions:

  1. Q: What is the BQ24260RGET? A: The BQ24260RGET is a highly integrated single-cell Li-Ion battery charger and system power path management device.

  2. Q: What is the input voltage range for the BQ24260RGET? A: The input voltage range is from 3.9V to 6.45V.

  3. Q: What is the maximum charging current supported by the BQ24260RGET? A: The BQ24260RGET supports a maximum charging current of 2A.

  4. Q: Can the BQ24260RGET charge multiple battery chemistries? A: No, the BQ24260RGET is specifically designed for single-cell Li-Ion batteries.

  5. Q: Does the BQ24260RGET have overvoltage protection? A: Yes, the BQ24260RGET has built-in overvoltage protection to prevent damage to the battery.

  6. Q: Can the BQ24260RGET operate while charging the battery? A: Yes, the BQ24260RGET supports simultaneous charging and system operation.

  7. Q: Does the BQ24260RGET have thermal regulation? A: Yes, the BQ24260RGET includes thermal regulation to prevent overheating during charging.

  8. Q: What is the purpose of the system power path feature in the BQ24260RGET? A: The system power path allows the device to power the system directly from the input source, even if the battery is not present or is deeply discharged.

  9. Q: Can the BQ24260RGET be used in portable electronic devices? A: Yes, the BQ24260RGET is commonly used in applications such as smartphones, tablets, and other portable devices.

  10. Q: Does the BQ24260RGET support USB On-The-Go (OTG) functionality? A: Yes, the BQ24260RGET supports USB OTG functionality, allowing it to act as a power source for other devices.

Please note that these answers are general and may vary depending on the specific implementation and configuration of the BQ24260RGET in a technical solution.