Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR) |
| Part Status | Active |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 ~ 4 |
| Current - Charging | Constant |
| Programmable Features | Current, Timer, Voltage |
| Fault Protection | Over Current, Over Temperature, Over Voltage, Reverse Battery, Short Circuit |
| Charge Current - Max | 5A |
| Battery Pack Voltage | 18.8V (Max) |
| Voltage - Supply (Max) | 24V |
| Interface | I²C |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
The BQ25790YBGR is a highly integrated battery charge management IC designed by Texas Instruments. It is part of their battery management portfolio aimed at optimizing power management for portable devices. The IC supports a wide range of battery chemistries and configurations, making it versatile for various applications.
Key features of the BQ25790YBGR include a 3.5 A buck-boost charger, which can efficiently manage power delivery whether the input voltage is above, below, or equal to the output voltage. It supports USB Type-C and USB Power Delivery (USB PD) standards, allowing for fast and flexible charging solutions. Additionally, it integrates a USB On-The-Go (OTG) feature, enabling devices to act as a power source for other devices.
The device also incorporates advanced power path management, which ensures seamless power switching between different power sources while maintaining efficient battery charging. It features a high level of programmability through I2C communication, allowing for fine-tuned control and optimization of charging parameters. The compact design and robust feature set make the BQ25790YBGR suitable for a variety of consumer electronics, including smartphones, tablets, and ultrabooks.
Key features of the BQ25790YBGR include a 3.5 A buck-boost charger, which can efficiently manage power delivery whether the input voltage is above, below, or equal to the output voltage. It supports USB Type-C and USB Power Delivery (USB PD) standards, allowing for fast and flexible charging solutions. Additionally, it integrates a USB On-The-Go (OTG) feature, enabling devices to act as a power source for other devices.
The device also incorporates advanced power path management, which ensures seamless power switching between different power sources while maintaining efficient battery charging. It features a high level of programmability through I2C communication, allowing for fine-tuned control and optimization of charging parameters. The compact design and robust feature set make the BQ25790YBGR suitable for a variety of consumer electronics, including smartphones, tablets, and ultrabooks.
Equivalent
The BQ25790YBGR is a battery charge controller from Texas Instruments. Equivalent products with similar functionalities might include:
1. TI BQ25792 - Another variant in the same series.
2. Microchip MCP73871 - A similar battery management controller.
3. Linear Technology (Analog Devices) LT3652 - A standalone solar power Li-Ion battery charger.
4. Maxim Integrated MAX77960 - An integrated switching charger.
Always check the specifications to ensure compatibility with your specific application.
1. TI BQ25792 - Another variant in the same series.
2. Microchip MCP73871 - A similar battery management controller.
3. Linear Technology (Analog Devices) LT3652 - A standalone solar power Li-Ion battery charger.
4. Maxim Integrated MAX77960 - An integrated switching charger.
Always check the specifications to ensure compatibility with your specific application.
Features
The BQ25790YBGR is a highly efficient, buck-boost battery charge management IC designed for single-cell Li-ion and Li-polymer batteries. Key features include:
1. Wide Input Voltage Range: Supports input from 3.6V to 24V, allowing compatibility with various power sources including USB and adapter inputs.
2. High Efficiency: Offers up to 95% efficiency in both buck and boost modes, optimizing power conversion.
3. Programmable Charging: Allows for adjustable charge currents and voltages to suit different battery specifications.
4. I2C Interface: Provides easy configuration and control through an I2C communication interface.
5. Integrated Protection: Includes safety features such as overvoltage, overcurrent, and thermal protection to enhance reliability.
6. Battery Supplement Mode: Ensures system power is maintained even if the input source is insufficient by supplementing power from the battery.
7. Small Package: Available in a compact 2.6mm x 2.6mm WCSP package, making it suitable for space-constrained applications.
These features make it ideal for portable electronics, wearables, and other battery-powered devices.
1. Wide Input Voltage Range: Supports input from 3.6V to 24V, allowing compatibility with various power sources including USB and adapter inputs.
2. High Efficiency: Offers up to 95% efficiency in both buck and boost modes, optimizing power conversion.
3. Programmable Charging: Allows for adjustable charge currents and voltages to suit different battery specifications.
4. I2C Interface: Provides easy configuration and control through an I2C communication interface.
5. Integrated Protection: Includes safety features such as overvoltage, overcurrent, and thermal protection to enhance reliability.
6. Battery Supplement Mode: Ensures system power is maintained even if the input source is insufficient by supplementing power from the battery.
7. Small Package: Available in a compact 2.6mm x 2.6mm WCSP package, making it suitable for space-constrained applications.
These features make it ideal for portable electronics, wearables, and other battery-powered devices.
Pinout
The BQ25790YBGR is a highly integrated battery charge management IC from Texas Instruments. It is designed to handle USB Type-C and USB Power Delivery input sources and is primarily used for charging single-cell or multi-cell battery systems.
The BQ25790YBGR comes in a 2.7 mm x 3.0 mm 30-pin WCSP (Wafer Chip Scale Package). Key functions of this IC include:
1. Wide Input Voltage Range: It supports input voltages from 3.5V to 24V, making it suitable for various power sources.
2. Charge Management: It provides high-efficiency buck-boost conversion to manage battery charging and discharging.
3. Programmable Charge Parameters: Users can program charge current, voltage, and other parameters via I2C interface.
4. Power Path Management: It allows for seamless switching between battery and external power sources.
5. Protection Features: The IC includes over-voltage, over-current, and thermal protection features.
6. System Monitoring: It offers features like battery temperature monitoring and input current optimization.
This IC is ideal for portable applications requiring efficient power management, such as smartphones, tablets, and other mobile devices.
The BQ25790YBGR comes in a 2.7 mm x 3.0 mm 30-pin WCSP (Wafer Chip Scale Package). Key functions of this IC include:
1. Wide Input Voltage Range: It supports input voltages from 3.5V to 24V, making it suitable for various power sources.
2. Charge Management: It provides high-efficiency buck-boost conversion to manage battery charging and discharging.
3. Programmable Charge Parameters: Users can program charge current, voltage, and other parameters via I2C interface.
4. Power Path Management: It allows for seamless switching between battery and external power sources.
5. Protection Features: The IC includes over-voltage, over-current, and thermal protection features.
6. System Monitoring: It offers features like battery temperature monitoring and input current optimization.
This IC is ideal for portable applications requiring efficient power management, such as smartphones, tablets, and other mobile devices.
Manufacturer
The BQ25790YBGR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company known for designing and manufacturing a wide range of electronic components, including integrated circuits. TI is a leader in the electronics industry, providing products for various applications such as industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company focuses on innovation and quality, offering solutions that help engineers and designers create advanced technologies across multiple sectors.
Application
The BQ25790YBGR is a battery charge management IC designed for efficient power management in portable electronic devices. Its application areas include smartphones, tablets, laptops, and wearable devices where efficient charging and power optimization are crucial. It supports USB-C power delivery and offers fast charging capabilities, making it suitable for devices requiring rapid charge cycles. Additionally, it is used in power banks, portable medical devices, and other consumer electronics that demand high efficiency and compact size in their battery management systems. Its versatility in supporting various battery chemistries further broadens its applications in modern electronic gadgets.
Package
The BQ25790YBGR is packaged in a 24-pin WQFN (Wettable Flank Quad Flat No-Lead) package. This compact package type is designed for efficient thermal performance and is suitable for space-constrained applications.
