Texas Instruments
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BQ24100RHLRG4
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BQ24100RHLRG4

Product Overview

Category

BQ24100RHLRG4 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
  • Compact size
  • Low power consumption
  • Fast charging capability
  • Overvoltage and overcurrent protection

Package

BQ24100RHLRG4 is available in a small outline package (SOP) with a thermal pad for effective heat dissipation.

Essence

The essence of BQ24100RHLRG4 lies in its ability to provide a reliable and efficient charging solution for portable electronic devices, ensuring optimal battery performance and longevity.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input voltage range: 4.35V - 6.45V
  • Charging current range: 100mA - 2A
  • Output voltage range: 3.5V - 4.4V
  • Operating temperature range: -40°C to +85°C
  • Integrated safety features: overvoltage protection, overcurrent protection, thermal regulation

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. STAT: Status output pin
  4. EN: Enable control pin
  5. ISET: Current limit setting pin
  6. TS: Thermal shutdown pin
  7. VBAT: Battery voltage pin
  8. VOUT: Output voltage pin

Functional Features

  • Constant current and constant voltage charging modes
  • Automatic detection of battery type and charging requirements
  • Charge termination based on battery voltage and current thresholds
  • Thermal regulation to prevent overheating
  • Charge status indication through the STAT pin

Advantages and Disadvantages

Advantages

  • High charging efficiency leads to reduced charging time
  • Compact size allows for integration into small electronic devices
  • Low power consumption minimizes energy waste
  • Fast charging capability meets the demands of modern users
  • Integrated safety features protect the battery and device from damage

Disadvantages

  • Limited input voltage range may not be suitable for all applications
  • Lack of advanced charging algorithms for specific battery chemistries

Working Principles

BQ24100RHLRG4 operates by regulating the charging current and voltage supplied to the battery. It automatically detects the battery type and adjusts the charging parameters accordingly. The IC monitors the battery voltage and current during the charging process, terminating the charge when predefined thresholds are reached. Safety features such as overvoltage protection, overcurrent protection, and thermal regulation ensure safe and reliable charging.

Detailed Application Field Plans

BQ24100RHLRG4 finds extensive application in various portable electronic devices, including: - Smartphones - Tablets - Wearable devices - Portable gaming consoles - Bluetooth headphones

Detailed and Complete Alternative Models

  1. BQ24075RGTR: Similar functionality with additional USB On-The-Go (OTG) support.
  2. BQ24210DGNR: Enhanced charging capabilities with integrated power path management.
  3. BQ25120YFPR: Ultra-low power consumption for energy-efficient devices.

These alternative models offer similar functionalities to BQ24100RHLRG4 while catering to specific requirements or providing additional features.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan BQ24100RHLRG4 dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of BQ24100RHLRG4 in technical solutions:

  1. Q: What is the BQ24100RHLRG4? A: The BQ24100RHLRG4 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 BQ24100RHLRG4? A: The BQ24100RHLRG4 supports an input voltage range from 4.35V to 6.5V.

  3. Q: What is the maximum charging current supported by the BQ24100RHLRG4? A: The BQ24100RHLRG4 supports a maximum charging current of 1A.

  4. Q: Can the BQ24100RHLRG4 charge multiple battery chemistries? A: No, the BQ24100RHLRG4 is specifically designed for single-cell Li-Ion batteries only.

  5. Q: Does the BQ24100RHLRG4 have built-in thermal regulation? A: Yes, the BQ24100RHLRG4 has built-in thermal regulation to prevent overheating during charging.

  6. Q: What is the typical efficiency of the BQ24100RHLRG4? A: The typical efficiency of the BQ24100RHLRG4 is around 92%.

  7. Q: Can the BQ24100RHLRG4 operate in a trickle charge mode? A: Yes, the BQ24100RHLRG4 can be configured to operate in a trickle charge mode for low-current charging.

  8. Q: Does the BQ24100RHLRG4 support USB On-The-Go (OTG) functionality? A: No, the BQ24100RHLRG4 does not support USB OTG functionality.

  9. Q: What is the operating temperature range of the BQ24100RHLRG4? A: The BQ24100RHLRG4 has an operating temperature range from -40°C to 85°C.

  10. Q: Is the BQ24100RHLRG4 available in a lead-free package? A: Yes, the BQ24100RHLRG4 is available in a lead-free package option (RHLRG4).