The BQ25071DQCT is a highly integrated battery charge management IC from Texas Instruments, designed to provide efficient, reliable charging for single-cell lithium-ion or lithium-polymer batteries. This advanced charging solution is ideal for portable applications where space and power efficiency are at a premium.

Key Features

• Charge Management: The BQ25071DQCT features dynamic power-path management, enabling system operation from a portable device while simultaneously and independently charging the battery.
• High Efficiency: It incorporates a synchronous switch-mode charger with high efficiency for faster charging, making it suitable for applications that require quick charge times.
• Integrated Power FETs: With integrated power FETs, the BQ25071DQCT minimizes external component count, reducing design complexity and saving on PCB space.
• Programmable Charging Parameters: The charging parameters such as charge current and voltage can be programmed via an I2C interface, allowing for flexibility to work with various battery sizes and chemistries.
• Thermal Regulation: To ensure safety, the device includes thermal regulation that reduces charge current if the IC temperature exceeds a preset threshold.

Applications

The BQ25071DQCT is versatile and can be used in a variety of applications, including:

• Smartphones
• Tablets
• Wearable devices
• Portable medical equipment
• Portable audio players
• And other portable devices requiring battery management

Quality and Reliability

Texas Instruments is known for its commitment to quality and reliability, and the BQ25071DQCT is no exception. It is designed to meet the rigorous standards of the industry, ensuring a reliable charge management solution for consumer electronics. With built-in safety features, such as over-voltage, over-current, and short-circuit protection, this IC helps to safeguard your device and its battery during the charging process.

Package and Availability

The BQ25071DQCT comes in a compact, 10-pin DQCT package and is available through Texas Instruments and authorized distributors. Its small form factor makes it an excellent choice for space-constrained applications.