The BQ26231PW is a highly integrated battery management solution from Texas Instruments, designed for the efficient charging and protection of single-cell lithium-ion or lithium-polymer batteries. This advanced power management integrated circuit (PMIC) is ideal for a wide range of portable applications, such as smartphones, tablets, digital cameras, and other handheld devices.

Key Features

• Advanced Charging Algorithm: The BQ26231PW comes with a sophisticated charging algorithm that ensures the optimal charging of lithium-based batteries, maximizing their lifespan and performance.
• High-Accuracy Voltage Regulation: This device provides precise voltage regulation, which is critical for the safe and efficient operation of the battery and the protection of the device it powers.
• Programmable Charge Parameters: Users can program various charging parameters, such as charge current, pre-charge current, and termination current, to suit specific battery requirements and application needs.
• Thermal Protection: The BQ26231PW includes thermal protection features that prevent the battery from charging or discharging under unsafe temperature conditions, enhancing the safety of the overall system.
• Charge Status Indication: An integrated charge status output can be used to drive an LED indicator or communicate with a host processor, providing real-time information about the battery's charge state.

Technical Specifications

Parameter Value Package Type TSSOP-16 Input Voltage Range 4.5V to 6.5V Charge Current (max) 1.5A Battery Voltage (max) 4.2V Operating Temperature Range -40°C to +85°C

Applications

The BQ26231PW is versatile and can be used in various applications that require efficient and reliable battery management. Its compact form factor and comprehensive feature set make it an excellent choice for designers looking to enhance the performance and safety of their battery-powered devices.