Texas Instruments
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BQ24170RGYR
Näytä Yksityiskohdat DataSheets

BQ24170RGYR

Product Overview

The BQ24170RGYR belongs to the category of battery management and charging ICs. It is commonly used in portable electronic devices such as smartphones, tablets, and portable media players. The BQ24170RGYR is known for its high efficiency, compact package, and advanced charging features. It is available in a small outline package (DSBGA) and is typically sold in reels.

Specifications

  • Input Voltage Range: 3.9V to 6.2V
  • Charge Voltage: Up to 4.44V
  • Maximum Charge Current: 1.5A
  • Operating Temperature Range: -40°C to 85°C
  • Package Type: 20-VQFN Exposed Pad

Detailed Pin Configuration

The BQ24170RGYR has a 20-pin VQFN package with an exposed pad. The detailed pin configuration includes input voltage pins, charge status indicators, power output pins, and thermal regulation pins.

Functional Features

  • Integrated Power FETs for High Efficiency
  • Battery Detection and Protection
  • Thermal Regulation and Overtemperature Protection
  • USB On-the-Go (OTG) Support

Advantages and Disadvantages

Advantages

  • High Charging Efficiency
  • Compact Package Size
  • Advanced Battery Protection Features
  • OTG Support for USB Devices

Disadvantages

  • Limited Maximum Charge Current (1.5A)
  • Restricted Input Voltage Range

Working Principles

The BQ24170RGYR operates by efficiently managing the charging process of lithium-ion batteries. It regulates the input voltage, monitors the battery status, and ensures safe and optimal charging conditions. The integrated power FETs contribute to high charging efficiency, while the thermal regulation and protection features safeguard the device and battery from overheating and overcharging.

Detailed Application Field Plans

The BQ24170RGYR is widely used in various portable electronic devices, including smartphones, tablets, handheld gaming consoles, and portable audio players. Its compact size and advanced charging capabilities make it suitable for applications where space and power efficiency are crucial.

Detailed and Complete Alternative Models

  • BQ24171RGYR
  • BQ24172RGYR
  • BQ24173RGYR

These alternative models offer similar functionality and features, providing flexibility in design and compatibility with different system requirements.

In conclusion, the BQ24170RGYR is a versatile battery management and charging IC designed for portable electronic devices. With its high efficiency, advanced features, and compact package, it serves as a reliable solution for powering and charging modern portable gadgets.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät BQ24170RGYR :n soveltamiseen teknisissä ratkaisuissa

  1. What is the input voltage range of BQ24170RGYR?

    • The input voltage range of BQ24170RGYR is 3.9V to 17V.

  2. What is the maximum charge current supported by BQ24170RGYR?

    • BQ24170RGYR supports a maximum charge current of 2A.

  3. Can BQ24170RGYR be used for charging single-cell Li-Ion or Li-Polymer batteries?

    • Yes, BQ24170RGYR is designed for charging single-cell Li-Ion or Li-Polymer batteries.

  4. Does BQ24170RGYR have thermal regulation and protection features?

    • Yes, BQ24170RGYR includes thermal regulation and protection features to ensure safe operation.

  5. What is the standby current consumption of BQ24170RGYR?

    • The standby current consumption of BQ24170RGYR is typically 15µA.

  6. Is BQ24170RGYR suitable for portable electronic devices such as smartphones and tablets?

    • Yes, BQ24170RGYR is suitable for charging batteries in portable electronic devices.

  7. Does BQ24170RGYR support USB On-The-Go (OTG) functionality?

    • Yes, BQ24170RGYR supports USB OTG functionality for powering external devices.

  8. What are the key differences between BQ24170RGYR and similar battery charger ICs?

    • BQ24170RGYR offers high efficiency, low standby current, and a wide input voltage range compared to similar ICs.

  9. Can BQ24170RGYR be used in automotive applications?

    • Yes, BQ24170RGYR is suitable for automotive applications, with its wide input voltage range and robust design.

  10. Are there any specific layout considerations when using BQ24170RGYR in a PCB design?

    • Yes, it is important to follow the recommended layout guidelines provided in the datasheet to ensure optimal performance and reliability of BQ24170RGYR.