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BQ24115RHLRG4
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BQ24115RHLRG4

Product Overview

Category

BQ24115RHLRG4 belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.

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 charging efficiency
  • Fast charging capability
  • Compact size
  • Low power consumption
  • Overvoltage and overcurrent protection
  • Thermal regulation

Package

BQ24115RHLRG4 is available in a small outline package (SOP) with a thermal pad for effective heat dissipation.

Essence

The essence of BQ24115RHLRG4 lies in its ability to provide reliable and efficient charging solutions for portable electronic devices, ensuring optimal battery performance and user convenience.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

  • Input voltage range: 4.35V - 6.45V
  • Charging current range: 500mA - 2A
  • Programmable charge termination current
  • Programmable charge voltage
  • Battery temperature monitoring
  • Automatic recharge feature
  • System voltage monitoring
  • Power path management

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. TS: Temperature sense input pin
  4. STAT: Status output pin
  5. PG: Power good output pin
  6. ISET: Charge current programming pin
  7. VBAT: Battery voltage output pin
  8. VBUS: USB input voltage pin

Functional Features

  • Constant current/constant voltage charging
  • Thermal regulation for safe charging
  • Charge termination based on programmable current or voltage
  • Automatic recharge feature for battery maintenance
  • Power path management allows simultaneous charging and system operation

Advantages and Disadvantages

Advantages

  • High charging efficiency ensures faster battery charging times.
  • Compact size enables integration into space-constrained devices.
  • Overvoltage and overcurrent protection safeguards the battery and device.
  • Thermal regulation prevents overheating during charging.

Disadvantages

  • Limited input voltage range may not be compatible with all power sources.
  • Programming charge termination current and voltage requires careful calibration.

Working Principles

BQ24115RHLRG4 operates on the principle of constant current/constant voltage charging. It regulates the charging current and voltage to ensure optimal battery charging without causing damage. The integrated thermal regulation mechanism protects the battery and device from excessive heat during charging.

Detailed Application Field Plans

BQ24115RHLRG4 finds extensive application in various portable electronic devices, including but not limited to: - Smartphones - Tablets - Wearable devices - Portable gaming consoles - Bluetooth headphones

Detailed and Complete Alternative Models

  1. BQ24116RHLRG4
  2. BQ24117RHLRG4
  3. BQ24118RHLRG4
  4. BQ24119RHLRG4

These alternative models offer similar functionality and characteristics to BQ24115RHLRG4, providing flexibility in choosing the most suitable IC for specific applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi BQ24115RHLRG4 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of BQ24115RHLRG4 in technical solutions:

  1. Q: What is the BQ24115RHLRG4? A: The BQ24115RHLRG4 is a highly integrated single-cell Li-Ion battery charger IC designed for portable applications.

  2. Q: What is the input voltage range supported by the BQ24115RHLRG4? A: The BQ24115RHLRG4 supports an input voltage range from 4.35V to 6.5V.

  3. Q: What is the maximum charging current provided by the BQ24115RHLRG4? A: The BQ24115RHLRG4 can provide a maximum charging current of up to 1.5A.

  4. Q: Does the BQ24115RHLRG4 support USB On-The-Go (OTG) functionality? A: No, the BQ24115RHLRG4 does not support USB OTG functionality.

  5. Q: Can the BQ24115RHLRG4 operate with a dead battery? A: Yes, the BQ24115RHLRG4 has a power path management feature that allows it to operate with a dead or deeply discharged battery.

  6. Q: What is the thermal regulation feature of the BQ24115RHLRG4? A: The BQ24115RHLRG4 has built-in thermal regulation to prevent overheating during charging, ensuring safe operation.

  7. Q: Does the BQ24115RHLRG4 have overvoltage protection? A: Yes, the BQ24115RHLRG4 has overvoltage protection to safeguard the battery and connected devices.

  8. Q: Can the BQ24115RHLRG4 charge other battery chemistries besides Li-Ion? A: No, the BQ24115RHLRG4 is specifically designed for single-cell Li-Ion battery charging.

  9. Q: Does the BQ24115RHLRG4 support battery temperature monitoring? A: Yes, the BQ24115RHLRG4 has a built-in battery temperature monitoring feature for safe charging.

  10. Q: What is the package type of the BQ24115RHLRG4? A: The BQ24115RHLRG4 comes in a small 20-pin VQFN package, making it suitable for space-constrained applications.

Please note that these answers are general and may vary depending on the specific implementation and configuration of the BQ24115RHLRG4 in a technical solution.