BQ25792RQMR

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BQ25792RQMR

+Lista de Materiais

I2C CONTROLLED, 5-A, 1-4 CELL BU

  • FabricanteTexas Instruments

  • Peça do Fabricante #BQ25792RQMR

  • Pacote QFN-29

  • Em Estoque3019

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
BatteryChemistry Lithium Ion/Polymer
NumberofCells 1 ~ 4
Current-Charging Constant - Programmable
ProgrammableFeatures Current, Timer, Voltage
FaultProtection Over Current, Over Voltage, Short Circuit
ChargeCurrent-Max 5A
BatteryPackVoltage 18.8V (Max)
Voltage-Supply(Max) 24V
Interface I²C
OperatingTemperature -40°C ~ 85°C (TJ)
MountingType Surface Mount
Package/Case 29-VFQFN

Visão Geral

Description

The BQ25792RQMR is a highly integrated battery charge management device from Texas Instruments, designed to efficiently manage the charging process for 1- to 4-cell lithium-ion and lithium-polymer batteries. It supports a wide input voltage range, from 3.9V to 24V, making it suitable for various applications, including smartphones, tablets, and portable electronics.
Key features include:
1. Switch-Mode Buck-Boost Charger: Capable of operating in either buck or boost mode depending on the input voltage, which ensures efficient charging over a wide range of conditions.
2. I2C Interface: Allows for programmable charging settings and status monitoring, enabling precise control and optimization of the charging process.
3. Power Path Management: Ensures seamless power supply to the system even when the battery is deeply discharged or absent.
4. Safety Features: Includes over-voltage, over-current, and thermal protections to enhance safety and reliability.
5. High Efficiency: Optimized for low heat generation and energy efficiency, extending battery life and reducing power loss.
The BQ25792RQMR is ideal for developers looking to implement advanced battery management in consumer electronics, optimizing both performance and safety.

Equivalent

The BQ25792RQMR is a battery management IC designed by Texas Instruments. Equivalent products may include similar battery management ICs with comparable features from different manufacturers. Some potential equivalents are:
1. Maxim Integrated MAX77958 - A battery charger with similar capabilities.
2. STMicroelectronics STBC02 - A power management IC for charging.
3. Analog Devices LTC4162 - A multi-chemistry battery charger.
Ensure compatibility in terms of voltage, current requirements, and features when considering alternatives.

Features

The BQ25792RQMR is a highly efficient, buck-boost battery charge controller designed for versatile power management in portable devices. It supports a wide input voltage range, making it compatible with USB Type-C and other power sources. The controller offers fast charging capabilities with high efficiency, supporting battery chemistries like lithium-ion.
Key features include:
1. Wide Input Voltage Range: Supports 3.5V to 24V, ideal for USB-C PD.
2. Buck-Boost Operation: Seamlessly switches between step-up and step-down modes for optimal power conversion.
3. High Charging Efficiency: Offers up to 97% efficiency, reducing heat and energy loss.
4. Integrated Power Path Management: Ensures simultaneous power delivery to system and battery charging.
5. I2C Interface: Allows easy configuration, control, and monitoring of charge parameters.
6. Battery Support: Works with single-cell to four-cell batteries.
7. Safety Features: Includes over-voltage, over-current, and thermal protection.
Its compact design and advanced features make it suitable for smartphones, tablets, and other portable electronics where power efficiency and flexibility are crucial.

Pinout

The BQ25792RQMR is a highly integrated battery charge management IC from Texas Instruments. It is designed for 1-4 cell Li-ion and Li-polymer batteries. The IC comes in a 3.5mm x 3.5mm WQFN package with 30 pins.
Here is a brief overview of its main functions:
1. Battery Charging: Supports buck-boost operation for battery charging and discharging. It can charge batteries with a wide range of input voltages and currents.

2. Power Path Management: Ensures that the system is powered by the input source or battery, optimizing power usage.
3. I2C Interface: Allows for programmability and monitoring of charging parameters via an I2C interface.
4. Protection Features: Includes various protection mechanisms such as over-voltage, over-current, and thermal protection to ensure safe operation.
5. Efficiency: Offers high efficiency across various charge and discharge conditions, optimizing battery life.
6. Versatility: Suitable for applications in portable electronics, power banks, and other battery-powered devices.
These features make the BQ25792RQMR suitable for efficient and flexible battery management in diverse applications.

Manufacturer

The BQ25792RQMR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and devices, including integrated circuits and processors. TI's products are used in various applications, such as consumer electronics, automotive systems, industrial equipment, communications, and enterprise systems. The company is known for its innovation in analog and embedded processing technologies. TI focuses on providing solutions that improve performance and efficiency in electronic devices, catering to a broad spectrum of industries.

Application

The BQ25792RQMR is a highly integrated battery charge controller suitable for a variety of applications. It is typically used in portable electronics that require efficient power management, such as smartphones, tablets, laptops, and other battery-operated devices. Its features make it ideal for devices needing fast charging and high efficiency, as it supports USB Type-C and USB Power Delivery (USB PD) charging standards. Additionally, it can be used in power banks and backup battery systems, providing versatile charging solutions and maximizing battery life through its advanced power path management capabilities.

Package

The BQ25792RQMR is a battery management IC from Texas Instruments, typically available in a 4-mm × 4-mm, 32-pin VQFN (Very Thin Quad Flat No-Lead) package. This compact package is suitable for portable electronic applications requiring efficient space utilization.

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