Texas Instruments
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BQ24156AYFFR
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BQ24156AYFFR

Product Overview

The BQ24156AYFFR is a highly efficient, single-cell Li-Ion battery charger designed for portable applications. This device falls under the category of battery management ICs and is widely used in various portable electronic devices such as smartphones, tablets, and portable media players. The BQ24156AYFFR is known for its compact package, high efficiency, and advanced charging features. It is available in a small 4mm x 4mm QFN package and is typically sold in reels of 2500 units.

Specifications

  • Input Voltage Range: 3.9V to 6.2V
  • Maximum Charge Current: 2A
  • Termination Current: 10% of the maximum charge current
  • Precharge Current: 20% of the maximum charge current
  • Operating Temperature Range: -40°C to 85°C
  • Integrated USB On-The-Go (OTG) Functionality

Detailed Pin Configuration

The BQ24156AYFFR features a 20-pin QFN package with pins dedicated to input voltage, system voltage, battery temperature monitoring, and various control and status signals.

Functional Features

  • Integrated Power FETs for High Efficiency
  • Thermal Regulation and Protection
  • Battery Temperature Sensing
  • Programmable Charge Current and Voltage
  • USB OTG Support

Advantages and Disadvantages

Advantages

  • High Efficiency Charging
  • Compact Package Size
  • Advanced Thermal Regulation
  • USB OTG Support

Disadvantages

  • Limited to Single-Cell Li-Ion Batteries
  • Relatively Narrow Input Voltage Range

Working Principles

The BQ24156AYFFR operates by regulating the charge current and voltage to the connected Li-Ion battery, ensuring safe and efficient charging. It incorporates thermal regulation to prevent overheating and supports USB OTG functionality for versatile usage.

Detailed Application Field Plans

The BQ24156AYFFR is ideally suited for use in portable electronic devices requiring efficient and reliable single-cell Li-Ion battery charging. Its compact size and advanced features make it suitable for smartphones, tablets, handheld gaming devices, and other portable consumer electronics.

Detailed and Complete Alternative Models

  • BQ24153AYFFR
  • BQ24158YFFR
  • BQ24150YFFR

This comprehensive range of alternative models provides options with varying specifications and features, catering to different design requirements and application scenarios.

In conclusion, the BQ24156AYFFR is a versatile and efficient battery charger IC designed for portable electronic devices, offering advanced features and compact packaging. Its integration of USB OTG support and thermal regulation makes it an ideal choice for modern portable electronics.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de BQ24156AYFFR en soluciones técnicas

  1. Question: What is the input voltage range for BQ24156AYFFR?
    Answer: The input voltage range for BQ24156AYFFR is 3.9V to 17V.

  2. Question: What is the maximum charge current supported by BQ24156AYFFR?
    Answer: BQ24156AYFFR supports a maximum charge current of 3A.

  3. Question: Can BQ24156AYFFR be used for charging single-cell Li-Ion or Li-Polymer batteries?
    Answer: Yes, BQ24156AYFFR is designed for charging single-cell Li-Ion or Li-Polymer batteries.

  4. Question: What is the thermal regulation feature in BQ24156AYFFR?
    Answer: BQ24156AYFFR includes thermal regulation to limit the die temperature during high power operation.

  5. Question: Does BQ24156AYFFR support USB On-The-Go (OTG) functionality?
    Answer: Yes, BQ24156AYFFR supports USB OTG functionality.

  6. Question: What is the battery detection feature in BQ24156AYFFR?
    Answer: BQ24156AYFFR includes battery detection to identify the presence of a battery before initiating the charging process.

  7. Question: Can BQ24156AYFFR be used in portable electronic devices?
    Answer: Yes, BQ24156AYFFR is suitable for use in various portable electronic devices such as smartphones, tablets, and portable speakers.

  8. Question: What is the standby current consumption of BQ24156AYFFR?
    Answer: BQ24156AYFFR has a low standby current consumption of typically 15µA.

  9. Question: Does BQ24156AYFFR include overvoltage protection?
    Answer: Yes, BQ24156AYFFR incorporates overvoltage protection to safeguard the system from excessive input voltage.

  10. Question: Is BQ24156AYFFR compatible with I2C communication for configuration and status monitoring?
    Answer: No, BQ24156AYFFR does not support I2C communication; it uses an analog control interface for configuration and status monitoring.