BQ24781RUYR

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BQ24781RUYR

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Texas Instruments

  • FabricanteTexas Instruments

  • Peça do Fabricante #BQ24781RUYR

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StandardPackQty 3000

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Description

The BQ24781RUYR is a highly integrated battery charge controller from Texas Instruments, designed for efficient power management in various applications, including notebooks, ultrabooks, and other portable devices. It supports a wide input voltage range and offers a synchronous buck converter to ensure efficient charging and power delivery. One of its key features is the ability to dynamically adjust charging parameters to optimize battery health and lifespan, as well as to improve thermal performance.
The device is typically used in conjunction with a host controller and communicates via the SMBus or I2C interface, providing flexibility in configuring charging parameters such as voltage, current, and power limits. It also supports battery conditioning features like pre-charge and fast-charge, with safety mechanisms including over-voltage, over-current, and over-temperature protection.
The BQ24781RUYR is housed in a compact package, making it suitable for space-constrained designs, and it is designed to seamlessly integrate with other power management components in a system, ensuring reliable power delivery for modern electronic devices.

Equivalent

The BQ24781RUYR is a highly integrated battery charge controller by Texas Instruments. Equivalent products might include battery charge controllers from other manufacturers with similar specifications, such as the ISL88731 from Renesas, the MAX77960 from Maxim Integrated, and the MP2624 from Monolithic Power Systems. It's essential to compare specific features like input voltage range, charge current, and communication interface to ensure compatibility with your application.

Features

The BQ24781RUYR is a highly efficient battery charge controller from Texas Instruments, designed for managing the charging of lithium-ion or lithium-polymer batteries. Key features include:
1. Wide Input Voltage Range: It supports a broad input voltage range, making it suitable for a variety of applications and power sources.
2. High-Efficiency Charging: The controller offers high-efficiency synchronous buck charging, optimizing power conversion efficiency.
3. Flexible Charging Algorithm: It supports various charging profiles that can be tailored for specific battery chemistries and applications.
4. I2C Compatibility: The device includes an I2C interface for easy configuration and monitoring of charging parameters.
5. Dynamic Power Management: This feature helps in efficiently managing system power by dynamically adjusting charging current.
6. Safety Features: Built-in safety features include battery temperature monitoring, over-voltage, over-current, and short-circuit protection.
7. Compact Package: It comes in a compact VQFN package, facilitating integration into space-constrained designs.
These features make the BQ24781RUYR ideal for use in laptops, tablets, portable electronics, and other battery-powered devices.

Pinout

The BQ24781RUYR is a battery charge controller IC from Texas Instruments. It is typically used in laptop and notebook applications for managing the charging of lithium-ion/lithium-polymer batteries. This IC is housed in a 32-pin VQFN (Very Thin Quad Flat No-lead) package.
The primary functions of the BQ24781RUYR include:
1. Battery Charging: It controls the charging of batteries with high efficiency and precision.
2. Power Path Management: Manages the distribution of power between the system load and the battery.
3. Adapter Current Regulation: Regulates the current drawn from the adapter to prevent overloading.
4. Battery Protection: Provides safety features such as overcharge, over-discharge, and short-circuit protection.
5. Input Voltage Regulation: Maintains operation within the specified input voltage range.
For specific pin definitions and detailed functions, it is recommended to consult the manufacturer's datasheet. This will provide comprehensive information about pin configuration, electrical characteristics, and application guidelines.

Manufacturer

The BQ24781RUYR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic devices. TI is known for its innovation in the electronics industry, providing components that serve diverse markets, including consumer electronics, automotive, industrial, and communications equipment. The company is based in Dallas, Texas, and is one of the largest semiconductor manufacturers in the world.

Application

The BQ24781RUYR is a highly integrated, synchronous battery charge controller designed for applications such as laptops, ultrabooks, tablets, power banks, and portable electronic devices. It is suitable for use in systems requiring efficient and flexible battery management, including fast charging and precise control over charging parameters. With its ability to support various battery chemistries and multiple cells in series, it is ideal for consumer electronics that demand compact size and high efficiency. The device's advanced power path management and charge termination features make it well-suited for applications where space is limited and optimized power efficiency is critical.

Package

The BQ24781RUYR is packaged in a VQFN (Very Thin Quad Flat No-Lead) format with a 28-pin configuration. This type of packaging is compact and typically used for high-density applications, providing efficient thermal performance and electrical connectivity.

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