BQ24770RUYR

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BQ24770RUYR

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IC BATT MFUNC MULTI-CHEM 28WQFN

  • HerstellerTexas Instruments

  • Herstellerteil #BQ24770RUYR

  • Paket WQFN-28

  • Auf Lager2621

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Multi-Function Controller
BatteryChemistry Multi-Chemistry
Interface SMBus
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 28-WFQFN Exposed Pad

Übersicht

Description

The BQ24770RUYR is an integrated circuit designed by Texas Instruments, primarily used for battery management in electronic devices. It serves as a charge controller, managing the power supply to rechargeable lithium-ion batteries, which are prevalent in laptops, tablets, and other portable electronics. This chip is known for its high efficiency and flexibility in handling various power scenarios, such as adapting to different power sources and optimizing battery life.
Key features of the BQ24770RUYR include programmable charge voltage and current, dynamic power management, and support for hybrid power boost mode, which allows the device to draw power from both the battery and the adapter simultaneously. Additionally, it offers protections against over-voltage, over-current, and short-circuit situations, ensuring the safety and longevity of the battery.
The IC is typically controlled via an SMBus or I2C interface, enabling communication between the battery management system and the host processor. This interface facilitates real-time monitoring and adjustments to charging parameters, enhancing the overall performance and reliability of the battery system.

Equivalent

The BQ24770RUYR is a battery charger IC by Texas Instruments. Equivalent products from other manufacturers might include the MAX1772 from Maxim Integrated, the ISL88731A from Intersil, and the LTC4009 from Analog Devices. It's important to compare the specific features and specifications such as input voltage range, charge current, and communication interfaces to ensure compatibility for a given application. Always refer to the datasheets for detailed comparisons.

Features

The BQ24770RUYR is a highly integrated switch-mode battery charge controller designed for portable applications. It is suitable for 2- to 6-cell Li-ion or Li-polymer battery packs. Key features include:
1. Synchronous Buck Converter: Offers high efficiency that reduces thermal dissipation.
2. Adjustable Charging: Supports adjustable charge current, voltage, and input current limits via I²C interface.
3. Battery Detection: Provides automatic battery detection and pre-charge support.
4. Input Operating Range: Operates with a wide input voltage range suitable for various adapters.
5. Safety Features: Includes over-voltage, over-current, and thermal protection for enhanced safety.
6. Power Path Management: Integrates power path management to seamlessly switch between battery and adapter power.
7. I²C Compatibility: Allows communication with host system for dynamic control and monitoring.
8. Status Reporting: Provides status indication for charge status and fault conditions.
9. Compact Package: Available in a small package for space-constrained applications.
These features make it ideal for applications in laptops, notebooks, and other portable electronic devices.

Pinout

The BQ24770RUYR is a battery charge controller IC produced by Texas Instruments. It is designed for high-efficiency charging applications in portable electronics. The BQ24770RUYR is packaged in a 28-pin VQFN (Very Thin Quad Flat No-Lead) package.
The main functions of this IC include:
1. Battery Charging: It manages the charging of batteries by providing precise control over charge current and voltage.
2. Power Management: It can manage power from various sources, such as an adapter or USB, distributing it between the system load and the battery.
3. Protection Features: It includes various protections like over-voltage, over-current, and thermal protection to ensure safe operation.
4. Communication: The IC supports communication with the host processor via an SMBus interface, allowing for real-time monitoring and control.
5. Efficiency: High efficiency is achieved through synchronous buck technology, minimizing power loss during the charging process.
Overall, the BQ24770RUYR is suitable for applications requiring efficient battery management and charging precision.

Manufacturer

The BQ24770RUYR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide variety of semiconductor products, including analog chips and embedded processors. TI's products are used in a range of applications, from industrial and automotive to personal electronics and communications devices. The company is known for its innovation in the field of electronics and its ability to produce high-quality, reliable components.

Application

The BQ24770RUYR is a battery charge controller designed for optimizing battery charging in various electronic applications. Key application areas include:
1. Laptops and Notebooks: Efficient power management and charging for portable computers.
2. Tablets and Ultrabooks: Provides optimized charging solutions for compact devices.
3. Portable Media Players: Ensures reliable battery charging in handheld media devices.
4. Power Banks: Manages charging and discharging cycles in power storage units.
5. Industrial and Medical Equipment: Supports robust charging requirements for reliable operation.
6. Smart Home Devices: Enhances power efficiency in smart home applications.
These applications benefit from the controller's high efficiency, programmable charging, and flexibility.

Package

The BQ24770RUYR is in a VQFN (Very Thin Quad Flat No-lead) package, specifically a 28-pin VQFN, with dimensions typically around 4 mm x 4 mm.

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